NPPES file of Aug 9, 2026

Melissa Gaines Wilson, CPNP-AC

Nurse Practitioner · San Francisco, CA

Melissa Gaines Wilson, CPNP-AC is a nurse practitioner with a practice address in San Francisco, California, and NPI 1427873223, issued on Nov 18, 2024. Check the license (California 95025878, 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 · method · Verify with CMS →

NPPES recordNPPES file of Aug 9, 2026
1427873223
Name
Melissa Gaines Wilson
Credential
CPNP-AC
Primary taxonomy
Nurse Practitioner 363L00000X
License numbers
95025878 CA
95112877 CA
Self-reported in NPPES; status is on the state search
Practice location
1825 4TH St FL 6, San Francisco, CA 94143
Phone
(415) 476-9168
Enumerated
Nov 18, 2024
Record last updated
Dec 8, 2025
Fax
(415) 502-4372
Medicare enrollment
Enrolled (PECOS I20241220001595); accepts Medicare assignment
Medical or professional school
University Of California, San Francisco School Of Medicine, 2023
Entity
Type 1 · individual
Public record from CMS NPPES (open it on the CMS NPI Registry). Enrollment, assignment, school and telehealth: CMS Doctors and Clinicians file, Aug 2026. A record is not a license: verify it with the state board.
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8 nearest nurse practitioner records → All 8,223 in California → Look up another NPI →

Also registered at 1825 4TH St FL 6

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

  1. Shreya Agarwal, MDPediatric Hematology & Oncology Physician1841654944
  2. Hind Al Saif, MDClinical Genetics (M.D.) Physician1831403211
  3. Yu An, LCGCGenetic Counselor (M.S.)1972116937
  4. Austin Angelidakis, NPNurse Practitioner1326700287
  5. Karyn Austin, MD/PHDPediatric Cardiology Physician1639564370
  6. Serine Avagyan, MD, PHDPediatric Hematology & Oncology Physician1447540547

Verify Melissa Gaines Wilson 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 95025878    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.

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Bills Medicare through one group practice

  1. Ucsf Medical Group Business ServicesSan Francisco, CA

Source: CMS Doctors and Clinicians National Downloadable File (the group practices a clinician bills Medicare through) (data.cms.gov).

Melissa Gaines Wilson among 8,223 nurse practitioner records in California

Melissa Gaines Wilson, CPNP-AC is one of 8,223 nurse practitioner records with a practice address in California. 65% of them appear in a Medicare file (Part D prescribing, MIPS, Open Payments or Medicare group billing); this one does. Its NPI, issued in 2024, is newer than 87% of them.

  • NPI issued2024 · 87% of these records are older, 7% newer
  • In a Medicare fileYes · 65% of these records are
  • In the CMS Doctors and Clinicians fileYes · 42% of these records are
  • Graduated2023 · median 2017 among the 3,425 with a school on file
  • Record last updated2025 · 45% of these records were not updated in five years or more

Source: CMS NPPES, file of Aug 9, 2026, every record with primary taxonomy 363L00000X and a California practice address; Medicare files: CMS Part D Prescribers 2024, MIPS 2023, Open Payments 2024, Doctors and Clinicians (data.cms.gov).

Nurse Practitioner providers in California

There are 8,223 nurse practitioner records in California.

All 8,223 in California → Every provider in San Francisco → Nurse Practitioner nationwide →

The 8 nurse practitioner records with the nearest ZIP codes

  1. Rosalie Bravo, RN, NPSan Francisco, CA 941431740224690
  2. Mitchel Erickson, NPSan Francisco, CA 941431851330260
  3. Caroline Farless, NPSan Francisco, CA 941431720034960
  4. Colleen Irwin, NPSan Francisco, CA 941431316984362
  5. Susan Janson, DNSCSan Francisco, CA 941431437197597
  6. Peter Knott, RN, MSNSan Francisco, CA 941431295774602
  7. Geoffrey Latham, RN, NPSan Francisco, CA 941431356395842
  8. Sarah Maclachlan, FNPSan Francisco, CA 941431972540946

Common questions

What is Melissa Gaines Wilson, CPNP-AC's NPI number?

Melissa Gaines Wilson, CPNP-AC's National Provider Identifier (NPI) is 1427873223, issued on Nov 18, 2024. An NPI identifies a provider in billing; it is not a license.

Where is Melissa Gaines Wilson, CPNP-AC located?

The NPPES record lists a practice address at 1825 4TH St FL 6, San Francisco, CA, 94143. Phone: (415) 476-9168. Providers update this record themselves, so call before visiting.

How can I verify Melissa Gaines Wilson, CPNP-AC's license?

NPPES lists California license number 95025878, as entered by the provider. Search the California board that licenses this profession; the NPPES record confirms identity 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.