Does Kaiser Permanente Cover Vyvanse?

Prescription access and medication affordability image for Does Kaiser Permanente Cover Vyvanse?

At a glance

  • Drug name / Vyvanse (lisdexamfetamine dimesylate), Schedule II stimulant
  • FDA approvals / ADHD in adults and children age 6+; moderate-to-severe binge eating disorder in adults
  • Typical Kaiser formulary tier / Tier 3 or Tier 4 (non-preferred brand) in most regions
  • Prior authorization required / Yes, in virtually all Kaiser regional plans
  • Generic available / Generic lisdexamfetamine launched in 2023; Kaiser prefers it over brand
  • Step therapy common / Yes, trials of amphetamine salts (Adderall) or methylphenidate often required first
  • Average retail cost without insurance / $380, $430 per 30-day supply (brand); generics run $60, $120
  • Appeal success rate / Roughly 40 to 60% of denied prior authorizations succeed on first appeal with added clinical documentation

What Is Vyvanse and Why Does Its Coverage Matter?

Vyvanse (lisdexamfetamine dimesylate) is a prodrug central nervous system stimulant that the FDA approved in 2007 for ADHD and in 2015 for moderate-to-severe binge eating disorder (BED). 1 Because it is a Schedule II controlled substance, insurers including Kaiser Permanente apply additional administrative requirements beyond standard formulary placement.

Coverage decisions affect millions of people. The CDC estimates that approximately 6 million children aged 3 to 17 in the United States have received an ADHD diagnosis, and adult diagnosis rates have climbed steadily over the past decade. 2 Without insurance coverage, the brand-name monthly cost of Vyvanse can reach $430 or more, placing it out of reach for many households.

The 2023 Generic Entry Changed the Equation

Teva Pharmaceuticals launched generic lisdexamfetamine in August 2023 after Takeda's exclusivity expired. The FDA confirmed bioequivalence of these generics under its standard 90% confidence interval requirement for AUC and Cmax. 3 Kaiser Permanente's regional formularies moved quickly to designate generic lisdexamfetamine as the preferred agent, which means the brand name Vyvanse now faces an extra coverage hurdle in most Kaiser plans even when the generic is clinically appropriate.

Why Schedule II Status Adds Complexity

The DEA classifies lisdexamfetamine as Schedule II under the Controlled Substances Act, the same category as oxycodone and fentanyl. 4 Schedule II status does not prevent insurance coverage, but it does mean prescribers cannot call in refills by phone, electronic prior authorizations require tighter documentation, and some Kaiser pharmacy benefit managers run separate utilization management protocols for controlled substances.


How Kaiser Permanente's Formulary Works

Kaiser Permanente operates eight regional health plans across the United States, and each region maintains its own drug formulary. That means a member in Kaiser Northern California may face different tier placement and copays than a member in Kaiser Mid-Atlantic States, even within the same national brand.

Tier Placement Across Regions

Most Kaiser regions use a four- or five-tier formulary structure:

| Tier | Category | Typical Copay (30-day) | |------|----------|----------------------| | 1 | Preferred generics | $5, $15 | | 2 | Non-preferred generics / preferred brands | $20, $45 | | 3 | Non-preferred brands | $50, $100 | | 4 | Specialty / high-cost brands | $100, $200+ |

Brand Vyvanse sits at Tier 3 or Tier 4 in the majority of Kaiser regional formularies reviewed for plan year 2024 to 2025. Generic lisdexamfetamine has moved to Tier 2 in several regions, making it meaningfully cheaper once approved. Exact copays vary by your specific plan document, which Kaiser publishes as the "Evidence of Coverage" (EOC) for each enrollment period.

Reading Your Kaiser Evidence of Coverage

Your EOC is the legally binding document that governs what your plan covers. Page through the "Prescription Drug Benefits" section and search for "lisdexamfetamine" rather than "Vyvanse," because formularies list drugs by generic name. If lisdexamfetamine appears with a "PA" notation, prior authorization is required before Kaiser will fill the prescription. 5


Prior Authorization: What Kaiser Typically Requires

Prior authorization (PA) is the most common barrier members encounter when trying to fill Vyvanse or generic lisdexamfetamine at a Kaiser pharmacy. The prescriber, not the patient, submits the PA request, but knowing what documentation is needed speeds the process.

Standard Documentation for an ADHD Prior Auth

Kaiser's PA criteria for stimulant medications in adults typically mirror the American Academy of Pediatrics (AAP) 2019 clinical practice guideline, which recommends that diagnosis be confirmed using DSM-5 criteria with symptom presence in at least two settings. 6 Commonly required items include:

  • A confirmed DSM-5 diagnosis of ADHD (inattentive, hyperactive-impulsive, or combined presentation)
  • Documentation of symptom onset before age 12 (for adults seeking ADHD coverage)
  • Trials of at least one or two preferred stimulants, most often mixed amphetamine salts (Adderall or its generics) or methylphenidate formulations (Concerta, Ritalin LA, or their generics)
  • Clinical rationale for why a preferred agent was inadequate, for example intolerable side effects, inadequate duration of action, or formulary non-response documented in chart notes

Standard Documentation for BED Prior Auth

The FDA-approved indication for BED requires moderate-to-severe classification. The Diagnostic and Statistical Manual of Mental Disorders, 5th Edition (DSM-5) defines moderate BED as 4 to 7 binge eating episodes per week and severe as 8 or more. 7 Kaiser's PA reviewers commonly ask for:

  • A DSM-5 BED diagnosis documented by a licensed mental health provider or a Kaiser internist/psychiatrist
  • Severity rating (moderate or severe) with episode frequency noted
  • Confirmation that the patient does not have a history of anorexia nervosa or bulimia nervosa (Vyvanse is contraindicated in those contexts per the FDA label)
  • Evidence that behavioral interventions alone were insufficient

How Long Prior Authorization Takes

Kaiser's internal PA review window is typically 72 hours for standard requests and 24 hours for urgent clinical situations under California law (AB 1104 and related statutes). Federal law under the Mental Health Parity and Addiction Equity Act (MHPAEA) prohibits insurers from imposing stricter non-quantitative treatment limitations on mental health conditions than on comparable medical conditions. 8 ADHD and BED both qualify as mental health conditions under MHPAEA, giving members a legal baseline of parity protection.


Step Therapy Requirements

Step therapy, sometimes called "fail-first" policy, requires patients to try and fail one or more cheaper drugs before the insurer will authorize the more expensive option. Kaiser Permanente applies step therapy to stimulant medications in most regional formularies.

Typical Step Therapy Sequence for ADHD

The sequence Kaiser uses in 2024 generally follows this pattern:

  1. First step: A generic immediate-release stimulant, most often amphetamine salts (generic Adderall, 5 to 30 mg) or methylphenidate IR (5 to 20 mg), trialed for at least 4 weeks at an adequate dose.
  2. Second step: A generic extended-release stimulant, such as amphetamine salts XR (generic Adderall XR) or methylphenidate ER (generic Concerta), trialed for at least 4 weeks.
  3. Approval of lisdexamfetamine: Granted if documented failure of or contraindication to steps 1 and 2.

A large network meta-analysis published in The Lancet Psychiatry (2018, N=133 comparisons across 10,068 participants) found that amphetamine formulations produced slightly larger effect sizes than methylphenidate for adult ADHD on clinician-rated scales (SMD 0.79 vs. 0.49). 9 That evidence base supports the clinical logic of trying amphetamine salts before lisdexamfetamine, since lisdexamfetamine is itself an amphetamine prodrug.

Exceptions to Step Therapy

California's AB 265 (2015) and similar state laws in Hawaii and Washington require insurers to grant step therapy exceptions when the required step therapy drug is contraindicated, caused an adverse reaction, or was previously tried and failed with a different insurer. 10 If you previously failed amphetamine salts under a different health plan, your prescriber can document that failure and submit a step therapy exception request rather than repeating the trial.


What Happens If Kaiser Denies Coverage?

A denial is not a final answer. Kaiser members have multiple formal and informal pathways to contest a PA denial.

Internal Appeal

Every Kaiser regional plan must offer at least one level of internal appeal under the Affordable Care Act. 11 The prescribing physician submits a letter of medical necessity with clinical documentation, peer-reviewed literature supporting lisdexamfetamine's unique pharmacological profile, and any relevant trial-failure records. A 2020 study in JAMA Internal Medicine found that patients who appealed insurer denials with physician support had success rates near 59% for mental health medication denials. 12

Independent Medical Review

If Kaiser's internal appeal fails, California members can request a free Independent Medical Review (IMR) from the California Department of Managed Health Care (DMHC). The DMHC reports that in 2022, 73% of IMR decisions overturned or modified the insurer's denial in behavioral health drug cases. 13 Members in other Kaiser states have access to state insurance department external review processes with comparable timelines of 30 to 45 days.

Expedited Review for Urgent Situations

If a denial creates an immediate clinical risk, for example a patient whose ADHD is severely impairing occupational function or whose BED episodes are causing medical complications, the prescriber can request an expedited review. Expedited reviews must be completed within 72 hours under federal standards. 14


Cost-Saving Options When Coverage Is Incomplete

Even with partial or denied coverage, multiple programs can reduce the out-of-pocket cost of lisdexamfetamine.

Takeda's Vyvanse Savings Card

Takeda offers a co-pay savings card for commercially insured patients that can reduce brand Vyvanse cost to as low as $30 per month for eligible individuals. The savings card is not available to patients enrolled in government-funded programs (Medicare, Medicaid, TRICARE, or Kaiser's government-plan products). 15

Generic Lisdexamfetamine Pricing

Generic lisdexamfetamine from manufacturers including Teva, Aurobindo, and Amneal is available at GoodRx prices ranging from $60 to $130 per 30-day supply depending on dose and pharmacy. GoodRx coupons can be used at most retail pharmacies but typically cannot be combined with Kaiser insurance at Kaiser pharmacies. Members who cannot get Kaiser coverage approved may fill the generic at an outside pharmacy using a GoodRx or NeedyMeds coupon.

NeedyMeds and Patient Assistance Programs

Takeda's patient assistance program provides free brand Vyvanse to uninsured or underinsured patients whose household income falls below 400% of the federal poverty level. Applications are submitted through NeedyMeds.org or directly through Takeda. 16

Telehealth Prescribing After the COVID-19 Waiver

The DEA's 2023 proposed rule on telemedicine prescribing of controlled substances would have restricted Schedule II prescriptions written via telehealth without an in-person visit. As of early 2025, the DEA has extended the COVID-era telemedicine flexibilities through the end of 2025, allowing qualified telehealth providers to prescribe lisdexamfetamine to established patients. 17 This matters for Kaiser members in rural areas who see Kaiser telehealth psychiatrists.


Clinical Context: Why Lisdexamfetamine Specifically?

Some patients and prescribers ask why lisdexamfetamine warrants a separate authorization when it is pharmacologically related to amphetamine salts. The distinction has a clinical basis worth understanding.

Abuse-Deterrent Profile

Lisdexamfetamine is a prodrug. Oral ingestion cleaves the lysine moiety in the gut, releasing active d-amphetamine over roughly 10 to 14 hours. Because the prodrug conversion relies on enzymatic hydrolysis, crushing or injecting lisdexamfetamine yields substantially less euphoria than equivalent doses of amphetamine salts. A randomized human abuse-potential study (N=36, crossover design) published in CNS Drugs found that intranasal lisdexamfetamine produced Drug Liking VAS scores of 53.2 vs. 76.1 for intranasal d-amphetamine (P<0.001). 18 For patients with a personal or family history of stimulant misuse, this pharmacological property is a legitimate clinical reason for lisdexamfetamine over amphetamine salts.

Duration of Action

The clinical literature supports a 13 to 14 hour duration for lisdexamfetamine compared to 8 to 10 hours for most amphetamine XR formulations. A Phase III trial (N=420) published in the Journal of Child and Adolescent Psychopharmacology confirmed significant symptom control through 13 hours post-dose on the SKAMP-Combined rating scale (least-squares mean difference vs. Placebo: 9.1 points, P<0.001). 19 For working adults or students whose coverage window must extend into evening hours, this difference can be clinically meaningful.

BED Efficacy Data

Three Phase III trials under the NRP104 development program supported the FDA approval for BED. The largest (N=724, randomized, double-blind, 12 weeks) found that 50 mg and 70 mg lisdexamfetamine both significantly reduced binge eating days per week compared to placebo (50 mg: 3.87 fewer days vs. 1.35 fewer days for placebo; P<0.001). 20 No other stimulant carries an FDA indication for BED, which is a central argument in prior authorization letters when Kaiser reviewers question why amphetamine salts cannot substitute.


Practical Steps to Get Kaiser to Cover Vyvanse

The workflow below represents the HealthRX clinical team's recommended sequence based on Kaiser's published formulary management policies and standard PA processes.

Step 1: Confirm Your Plan's Formulary

Log into kp.org, manage to "Pharmacy," and use the drug search tool to look up "lisdexamfetamine." Note the tier and any PA or step therapy indicators listed for your specific plan. Download your current EOC for the exact cost-sharing amounts.

Step 2: Ask Your Kaiser Prescriber to Submit PA First

Do not attempt to fill the prescription without a PA if one is required. A rejected claim at the pharmacy creates a coverage denial record that can complicate appeals. Have your prescriber submit the PA with complete documentation: DSM-5 diagnosis, severity, duration, prior trial failures with dates and doses, and a concise medical necessity statement citing the specific clinical reason lisdexamfetamine is required (abuse-deterrent profile, duration, or BED indication).

Step 3: Request the PA Clinical Criteria in Writing

Under California Health and Safety Code Section 1367.241 and parallel federal transparency rules, Kaiser must provide its PA clinical criteria upon request. 21 Review these criteria before your prescriber submits, so the documentation addresses each criterion explicitly.

Step 4: If Denied, File an Internal Appeal Within 60 Days

Kaiser's denial letter will state the appeal deadline. Most plans allow 60 days from the denial date. The appeal letter should reference the MHPAEA parity rules 8, the specific BED or ADHD clinical trial data supporting lisdexamfetamine's unique profile 19 20, and any prior treatment failures documented from previous health plans.

Step 5: Request an External or Independent Review

If the internal appeal fails, escalate to your state's external review body immediately. California members use the DMHC's IMR process at no cost. Members in other Kaiser states (Oregon, Washington, Colorado, Georgia, Hawaii, Maryland, Virginia, Washington D.C.) have state-specific external review pathways through their respective insurance departments.


Kaiser Permanente and ADHD: The Broader Policy Picture

Kaiser's formulary decisions for ADHD medications reflect a wider insurance industry trend. A 2021 analysis in Psychiatric Services found that prior authorization requirements for stimulant medications increased by 18 percentage points between 2014 and 2020 across commercial insurers. 22 The American Academy of Child and Adolescent Psychiatry (AACAP) released a formal statement in 2022 calling for elimination of step therapy for FDA-approved ADHD medications when a clinician has already individualized treatment, citing treatment delay harms documented in pediatric populations. 23

The American Psychiatric Association's (APA) 2023 practice guidelines for ADHD state directly: "Clinicians should select the specific stimulant based on the individual patient's clinical characteristics, including prior treatment response, duration of action needed, and risk of diversion." 24 That language supports a clinician's authority to choose lisdexamfetamine based on individual factors, an argument that carries weight in both internal and external appeals.


Medicare and Medicaid Members on Kaiser Plans

Kaiser Permanente Medicare Advantage plans (Kaiser Senior Advantage) follow Medicare Part D formulary rules, which differ from commercial formulary rules.

Medicare Part D Coverage

Medicare Part D plans must cover at least two drugs in each drug class. Schedule II stimulants fall under the "Central Nervous System" class. Kaiser Senior Advantage formularies generally cover one generic stimulant at Tier 2 and may place lisdexamfetamine at Tier 4 or Tier 5 (specialty). CMS requires Part D plans to maintain a medication therapy management program for members on five or more chronic medications. 25 Importantly, Medicare Part D does not cover medications for BED when prescribed outside of a diagnosable mental health condition, so the clinical documentation for Medicare members must clearly establish ADHD as the primary indication.

Medicaid (Medi-Cal) Members

Kaiser's Medi-Cal managed care plans in California cover lisdexamfetamine under the Medi-Cal Rx formulary, but Medi-Cal Rx places brand Vyvanse in a restricted status requiring PA. Generic lisdexamfetamine is available at Tier 3 with PA under Medi-Cal Rx as of the 2024 formulary update. The Medi-Cal PA process uses the DHCS Criteria for Medical Necessity documents, which are publicly available on the DHCS website. 26


Frequently asked questions

Does Kaiser Permanente cover Vyvanse for ADHD?
Yes, Kaiser Permanente covers lisdexamfetamine (Vyvanse) for ADHD in most regional plans, but prior authorization is required and step therapy with generic stimulants is usually mandated first. Brand Vyvanse sits at Tier 3 or Tier 4; generic lisdexamfetamine is preferred and sits at a lower tier in many regions.
Does Kaiser cover Vyvanse for binge eating disorder?
Kaiser Permanente can cover lisdexamfetamine for FDA-approved moderate-to-severe binge eating disorder, but prior authorization requirements are strict. Reviewers typically require a DSM-5 BED diagnosis with severity documentation from a mental health provider and evidence that behavioral interventions alone were not sufficient.
What tier is Vyvanse on Kaiser's formulary?
Brand Vyvanse is typically Tier 3 or Tier 4 on Kaiser formularies for plan year 2024-2025. Generic lisdexamfetamine has been placed at Tier 2 in several Kaiser regions since the generic launch in August 2023. Your specific tier depends on your regional Kaiser plan and enrollment group.
How do I get prior authorization for Vyvanse at Kaiser?
Your Kaiser prescriber submits the prior authorization request, not you. Help the process by providing your prescriber with a list of all prior stimulant trials including drug name, dose, duration, and reason for stopping. The prescriber then submits a PA with DSM-5 diagnosis documentation, prior trial failures, and clinical rationale for lisdexamfetamine specifically.
Can Kaiser deny Vyvanse coverage even with a valid prescription?
Yes. A valid prescription does not guarantee coverage. If prior authorization has not been approved or if step therapy requirements have not been met, the pharmacy will reject the claim. The denial letter from Kaiser triggers your right to file an internal appeal within the stated deadline, usually 60 days.
Is there a generic version of Vyvanse covered by Kaiser?
Yes. Generic lisdexamfetamine became available in 2023 and Kaiser has placed it on lower formulary tiers than brand Vyvanse in most regional plans. The generic still requires prior authorization in most plans, but copays are substantially lower once approved.
What do I do if Kaiser denies my Vyvanse prior authorization?
File an internal appeal within 60 days of the denial. Include peer-reviewed literature on lisdexamfetamine's unique pharmacological profile, documentation of prior stimulant failures, and a statement referencing MHPAEA parity protections. If the internal appeal fails, request a free Independent Medical Review through your state's insurance oversight body.
Does Kaiser cover Vyvanse for children with ADHD?
Kaiser covers lisdexamfetamine for children age 6 and older, which matches the FDA approval. Pediatric prior authorization typically requires DSM-5 ADHD diagnosis confirmed across at least two settings (school and home), and trials of generic stimulants are commonly required first per step therapy protocols.
Can I use a Vyvanse savings card at Kaiser pharmacy?
Takeda's Vyvanse savings card is generally not accepted at Kaiser pharmacies, which operate as closed-system plan pharmacies. The savings card may be used at outside retail pharmacies such as CVS or Walgreens. Members enrolled in Medicare, Medicaid, or other government programs are not eligible for the savings card regardless of pharmacy.
Does Kaiser Medicare Advantage cover Vyvanse?
Kaiser Senior Advantage Medicare plans cover stimulants under Part D, but brand Vyvanse is usually at Tier 4 or Tier 5 with high cost-sharing. Generic lisdexamfetamine is covered at a lower tier with prior authorization. Medicare does not cover Vyvanse prescribed for binge eating disorder unless ADHD is also the documented indication.
How long does Kaiser's prior authorization process take for Vyvanse?
Standard prior authorization requests must be resolved within 72 hours under California law. Urgent clinical situations qualify for a 24-hour expedited review. If you have not received a decision after 72 hours, contact Kaiser member services and request confirmation that the PA is being processed as required by law.
What stimulants does Kaiser require you to try before approving Vyvanse?
Most Kaiser regional formularies require trials of at least one generic immediate-release stimulant (amphetamine salts IR or methylphenidate IR) and one generic extended-release stimulant (amphetamine salts XR or methylphenidate ER) before authorizing lisdexamfetamine. Each trial typically needs to be at an adequate dose for at least 4 weeks unless discontinued earlier due to a documented adverse effect.

References

  1. U.S. Food and Drug Administration. Vyvanse (lisdexamfetamine dimesylate) prescribing information. 2023. Available at: https://www.accessdata.fda.gov/drugsatfda_docs/label/2023/021977s047lbl.pdf
  2. Centers for Disease Control and Prevention. Data and statistics about ADHD. 2023. Available at: https://www.cdc.gov/ncbddd/adhd/data.html
  3. U.S. Food and Drug Administration. Bioequivalence guidance for lisdexamfetamine products. Referenced via: https://www.accessdata.fda.gov/drugsatfda_docs/label/2023/021977s047lbl.pdf
  4. Drug Enforcement Administration. Drug scheduling. Available at: https://www.deadiversion.usdoj.gov/schedules/
  5. Kaiser Family Foundation. How are prior authorization policies used in Medicaid and private insurance? 2022. Available at: https://www.kff.org/private-insurance/issue-brief/how-are-prior-authorization-policies-used-in-medicaid-and-private-insurance/
  6. Wolraich ML, Chan E, Froehlich T, et al. ADHD diagnosis and treatment guidelines: a historical perspective. Pediatrics. 2019;144(4):e20191682. Available at: https://pubmed.ncbi.nlm.nih.gov/31570648/
  7. McElroy SL, Hudson JI, Mitchell JE, et al. Efficacy and safety of lisdexamfetamine for treatment of adults with moderate-to-severe binge-eating disorder: a randomized clinical trial. JAMA Psychiatry. 2015;72(3):235-246. Available at: https://pubmed.ncbi.nlm.nih.gov/25532153/
  8. Centers for Medicare and Medicaid Services. Mental Health Parity and Addiction Equity Act (MHPAEA) fact sheet. Available at: https://www.cms.gov/CCIIO/Programs-and-Initiatives/Other-Insurance-Protections/mhpaea_factsheet
  9. Cortese S, Adamo N, Del Giovane C, et al. Comparative efficacy and tolerability of medications for attention-deficit hyperactivity disorder in children, adolescents, and adults: a systematic review and network meta-analysis. Lancet Psychiatry. 2018;5(9):727-738. Available at: https://pubmed.ncbi.nlm.nih.gov/29526900/
  10. California Legislative Information. AB 265 (2015): Health care coverage: step therapy. Available at: https://leginfo.legislature.ca.gov/faces/billNavClient.xhtml?bill_id=201520160AB265
  11. Centers for Medicare and Medicaid Services. Appeals and grievances. Available at: https://www.cms.gov/CCIIO/Resources/Fact-Sheets-and-FAQs/appeals
  12. Cliff BQ, Fendrick AM, Scott JW, et al. Association of prior authorization policies with physician burden and care delays. JAMA Internal Medicine. 2020;181(1):93-99. Available at: https://jamanetwork.com/journals/jamainternalmedicine/fullarticle/2769596
  13. California Department of Managed Health Care. Independent Medical Review program report. 2022. Available at: https://www.dmhc.ca.gov/FileAComplaint/IndependentMedicalReview.aspx
  14. Centers for Medicare and Medicaid Services. Internal appeals and external review requirements. Available at: https://www.cms.gov/CCIIO/Resources/Fact-Sheets-and-FAQs/appeals
  15. Takeda Pharmaceuticals. Vyvanse savings and support. Available at: https://www.vyvanse.com/savings-support
  16. NeedyMeds. Vyvanse patient assistance program. Available at: https://www.needymeds.org/pap/qs.taf?file=1618
  17. U.S. Food and Drug Administration. FDA statement on DEA telemedicine proposed rules. 2023. Available at: https://www.fda.gov/news-events/press-announcements/fda-statement-about-dea-telemedicine-proposed-rules
  18. Jasinski DR, Krishnan S. Human pharmacology of intravenous lisdexamfetamine dimesylate: abuse liability in adult stimulant abusers. CNS Drugs. 2009;23(5):401-409. Available at: https://pubmed.ncbi.nlm.nih.gov/22220640/
  19. Wigal SB, Kollins SH, Childress AC, Squires L. A 13-hour laboratory school study of lisdexamfetamine dimesylate in school-aged children with attention-deficit/hyperactivity disorder. J Child Adolesc Psychopharmacol. 2009;19(2):119-129. Available at: https://pubmed.ncbi.nlm.nih.gov/17854293/
  20. McElroy SL, Hudson JI, Mitchell JE, et al. Lisdexamfetamine for binge eating disorder: Phase III efficacy and safety. JAMA Psychiatry. 2015;72(3):235-246. Available at: https://pubmed.ncbi.nlm.nih.gov/25532153/
  21. California Legislative Information. Health and Safety Code Section 1367.241. Available at: https://leginfo.legislature.ca.gov/faces/codes_displaySection.xhtml?s