NPPES file of Aug 9, 2026

Gretchen Adams, REGISTERED NURSE

Psychiatric/Mental Health Nurse Practitioner · Pomona, CA

Gretchen Adams, REGISTERED NURSE is a psychiatric/mental health nurse practitioner with a practice address in Pomona, California, and NPI 1689026692, issued on Jul 1, 2016. Check the license (California 95015750, 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, file of Aug 9, 2026 · Medicare files 2024 · method · Verify with CMS →

NPPES recordNPPES file of Aug 9, 2026
1689026692
Name
Gretchen Adams
Credential
REGISTERED NURSE
Primary taxonomy
Psychiatric/Mental Health Nurse Practitioner 363LP0808X
License numbers
95015750 CA
95063337 CA
Self-reported in NPPES; status is on the state search
Practice location
831 E Arrow Hwy, Pomona, CA 91767
Phone
(909) 398-4383
Enumerated
Jul 1, 2016
Record last updated
Sep 17, 2025
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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8 nearest psychiatric/mental health nurse practitioner records → All 4,226 in California → Look up another NPI →

Also registered at 831 E Arrow Hwy

A shared address usually means a shared clinic or building; it does not show who employs whom.

  1. Ivone AguayoMarriage & Family Therapist1770943854
  2. Abraham AguirreCase Manager/Care Coordinator1508513623
  3. Stephanie Alonso RojasCase Manager/Care Coordinator1144866914
  4. Leticia AlvaradoCommunity Health Worker1679604292
  5. Lillian Aquino-PortilloAddiction (Substance Use Disorder) Counselor1093348625
  6. Ingrid ArchieCase Manager/Care Coordinator1245486778

Verify Gretchen Adams 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 95015750    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

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79% fewer Medicare Part D claims than the average psychiatric/mental health nurse practitioner in 2024

194 Medicare Part D claims for 13 beneficiaries, against an average of 906 among the 30,717 providers of this specialty who prescribed in Part D. Brand-name drugs were 6% of claims.

  1. Gretchen Adams194
  2. Specialty average906

Most prescribed

  1. Trazodone Hcl23 claims
  2. Duloxetine Hcl14 claims
  3. Fluoxetine Hcl13 claims
  4. Oxcarbazepine11 claims
  5. Ramelteon11 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: $1,320.88

38 payments; by number, the most common kind was food and beverage; the largest payer was Alkermes, Inc. The 23,362 providers of this specialty with any payment received $1,027.77 on average. Payments are reported by manufacturers, not by the provider, and are not a sign of wrongdoing.

  1. Gretchen Adams$1,320.88
  2. Specialty average$1,027.77

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

Gretchen Adams among 4,226 psychiatric/mental health nurse practitioner records in California

Gretchen Adams, REGISTERED NURSE is one of 4,226 psychiatric/mental health nurse practitioner records with a practice address in California. 62% of them appear in a Medicare file (Part D prescribing, MIPS, Open Payments or Medicare group billing); this one does. Its NPI, issued in 2016, is newer than 23% of them.

  • NPI issued2016 · 23% of these records are older, 73% newer
  • In a Medicare fileYes · 62% of these records are
  • In the CMS Doctors and Clinicians fileNo · 46% of these records are
  • Record last updated2025 · 16% of these records were not updated in five years or more

Source: CMS NPPES, file of Aug 9, 2026, every record with primary taxonomy 363LP0808X and a California practice address; Medicare files: CMS Part D Prescribers 2024, MIPS 2023, Open Payments 2024, Doctors and Clinicians (data.cms.gov).

Psychiatric/Mental Health Nurse Practitioner providers in California

There are 4,226 psychiatric/mental health nurse practitioner records in California.

All 4,226 in California → Every provider in Pomona → Psychiatric/Mental Health Nurse Practitioner nationwide →

The 8 psychiatric/mental health nurse practitioner records with the nearest ZIP codes

  1. Shana Celeste, RNPomona, CA 917671659026672
  2. Isabella Chai, PMHNP-BCPomona, CA 917671336792209
  3. Lisa Debrier, PSYCH NPPomona, CA 917671265807762
  4. Zhaofei Liu, PMHNPPomona, CA 917671922969955
  5. Danielruben Miranda, NPPomona, CA 917671619629367
  6. Matthew LuPomona, CA 917661043148331
  7. Chanda RichardsonPomona, CA 917661942181029
  8. Daniel Cho, PMHNPDiamond Bar, CA 917651659218626

Common questions

What is Gretchen Adams, REGISTERED NURSE's NPI number?

Gretchen Adams, REGISTERED NURSE's National Provider Identifier (NPI) is 1689026692, issued on Jul 1, 2016. An NPI identifies a provider in billing; it is not a license.

Where is Gretchen Adams, REGISTERED NURSE located?

The NPPES record lists a practice address at 831 E Arrow Hwy, Pomona, CA, 91767. Phone: (909) 398-4383. Providers update this record themselves, so call before visiting.

How can I verify Gretchen Adams, REGISTERED NURSE's license?

NPPES lists California license number 95015750, as entered by the provider. Search the California board that licenses this profession; the NPPES record confirms identity only.

How much does Gretchen Adams, REGISTERED NURSE prescribe under Medicare Part D?

In 2024, Gretchen Adams, REGISTERED NURSE had 194 Medicare Part D claims for 13 beneficiaries; the average among psychiatric/mental health nurse practitioner prescribers was 906. Part D covers Medicare prescriptions only.

Source: CMS National Plan and Provider Enumeration System (NPPES), file of Aug 9, 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.

Written with AI tools from the named public files; every figure is computed from those files (how it is made).

Figures on PlainDoctor are read from the federal files each page names (CMS NPPES, Medicare Part D, MIPS, Open Payments; the HHS-OIG exclusion list only as counts) and from Census population estimates, with the file date shown beside them. See our editorial standards & corrections policy, the methodology behind these numbers, or report a data error. Data current as of Aug 9, 2026.