Registry data as of Aug 27, 2026

Joan Hughes, PMHNP

Addiction (Substance Use Disorder) Registered Nurse · Los Angeles, CA

Joan Hughes, PMHNP is an addiction (substance use disorder) registered nurse with a practice address in Los Angeles, California, and NPI 1891861324, issued on Nov 27, 2006. Check the license (California 95016741, as entered in NPPES) with the California board that licenses this profession; the Medicare figures below come from public CMS files.

Record from CMS NPPES, loaded Aug 27, 2026 · Medicare files 2023 and 2024 · method · Verify with CMS →

NPPES recordas of Aug 27, 2026
1891861324
Name
Joan Hughes
Credential
PMHNP
Primary taxonomy
Addiction (Substance Use Disorder) Registered Nurse 163WA0400X
License numbers
95016741 CA
499219 CA
Self-reported in NPPES; status is on the state search
Practice location
550 S Vermont, Los Angeles, CA 90020
Phone
(213) 738-2944
Enumerated
Nov 27, 2006
Entity
Type 1 · individual
Public record from CMS NPPES (open it on the CMS NPI Registry). A record is not a license: verify it with the state board.
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Verify Joan Hughes in five checks

  1. 1IdentityNPI record in CMS NPPESNPI lookupConfirmed in NPPES
  2. 2LicenseActive license and public ordersWhich California board licenses this profession
    Search for license 95016741
    Check the board
  3. 3Other statesLicenses and actions elsewhereDocInfo (FSMB)Not checked
  4. 4ExclusionsMedicare and Medicaid bansHHS-OIG exclusion listNot checked
  5. 5CertificationBoard certificationABMS, AOA, NCCPA, AANPNot checked
Find the California license search

PlainDoctor does not match the HHS-OIG exclusion list to individual records: most entries carry no NPI. Search the OIG exclusion list by name.

Statewide context: the Medical Board of California reported 374 disciplinary actions in FY 2022-23. California discipline data →

45% more Medicare Part D claims than the average addiction (substance use disorder) registered nurse in 2024

1,110 Medicare Part D claims for 48 beneficiaries, against an average of 766 among the 81 providers of this specialty who prescribed in Part D. Brand-name drugs were 4% of claims.

  1. Joan Hughes1,110
  2. Specialty average766

Most prescribed

  1. Quetiapine Fumarate98 claims
  2. Trazodone Hcl75 claims
  3. Aripiprazole69 claims
  4. Buspirone Hcl62 claims
  5. Mirtazapine61 claims
  6. Benztropine Mesylate60 claims

Source: CMS Medicare Part D Prescribers by Provider and Drug, 2024 (data.cms.gov). Part D covers prescriptions for Medicare patients only; drugs with fewer than 11 claims are not published.

Industry payments in 2024: $995.82

47 payments, mostly food and beverage; the largest payer was Iti, Inc. (d/b/a Intra-Cellular Therapies, Inc.). The 64 providers of this specialty with any payment received $544.73 on average. Payments are reported by manufacturers, not by the provider, and are not a sign of wrongdoing.

  1. Joan Hughes$995.82
  2. Specialty average$544.73

Source: CMS Open Payments, program year 2024 (openpaymentsdata.cms.gov); average among providers of this specialty with at least one payment.

One hospital or facility affiliation

  1. The Roads Foundation, IncCompton, CA

Source: CMS Doctors and Clinicians affiliations; Hospital General Information (Care Compare) (data.cms.gov). Star ratings are CMS hospital ratings, not ratings of this provider.

Addiction (Substance Use Disorder) Registered Nurse providers in California

There are 163 addiction (substance use disorder) registered nurse records in California.

Other addiction (substance use disorder) registered nurse records in California

  1. Rachel AbdelSan Francisco, CA1538880737
  2. Michael AbrogarOakland, CA1568100303
  3. Omorogiuwa Adeneye, PMHNPLancaster, CA1770271280
  4. Raymund AlbanoRiverside, CA1568233161
  5. Janet Alvarez, BSN-RNRiverside, CA1396445409
  6. Stacy Anderson, RNOceanside, CA1144846064
  7. Henrietta Anibuko, RNSan Francisco, CA1871199539
  8. Michelle Aniceto, RNSalinas, CA1578768594
  9. Liliana AprezaAntioch, CA1396431045
  10. Gilbert Arellano, RNSan Francisco, CA1801745989

Common questions

What is Joan Hughes, PMHNP's NPI number?

Joan Hughes, PMHNP's National Provider Identifier (NPI) is 1891861324, issued on Nov 27, 2006. An NPI identifies a provider in billing; it is not a license.

Where is Joan Hughes, PMHNP located?

The NPPES record lists a practice address at 550 S Vermont, Los Angeles, CA, 90020. Phone: (213) 738-2944. Providers update this record themselves, so call before visiting.

How can I verify Joan Hughes, PMHNP's license?

NPPES lists California license number 95016741, as entered by the provider. Search the California board that licenses this profession; the NPPES record confirms identity only.

How much does Joan Hughes, PMHNP prescribe under Medicare Part D?

In 2024, Joan Hughes, PMHNP had 1,110 Medicare Part D claims for 48 beneficiaries; the average among addiction (substance use disorder) registered nurse prescribers was 766. Part D covers Medicare prescriptions only.

Source: CMS National Plan and Provider Enumeration System (NPPES), loaded Aug 27, 2026 (NPPES files on CMS.gov); NUCC Health Care Provider Taxonomy. Medicare files from data.cms.gov. An NPI identifies who bills; it is not a license.

Every figure on PlainDoctor is rendered directly from the federal CMS NPPES registry, Medicare Part D, MIPS, and Open Payments records, no number is typed in by an editor. See our editorial standards & corrections policy, the methodology behind these numbers, or report a data error. Data current as of Aug 27, 2026.