NPPES file of Aug 9, 2026

Gina Chang, MD

Neurology Physician · San Francisco, CA

Gina Chang, MD is a neurology physician with a practice address in San Francisco, California, and NPI 1164044855, issued on May 15, 2020. Check the license (California A200629, as entered in NPPES) on the Medical Board of California; 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
1164044855
Name
Gina Chang
Credential
MD
Primary taxonomy
Neurology Physician 2084N0400X
License numbers
A200629 CA
MT219800 PA
Self-reported in NPPES; status is on the state search
Practice location
1651 4TH St Ste 252, San Francisco, CA 94158
Phone
(415) 353-2069
Enumerated
May 15, 2020
Record last updated
Aug 8, 2025
Medicare enrollment
Enrolled (PECOS I20250626003459); accepts Medicare assignment
Medical or professional school
Perelman School Of Med At The University Of Pennsylvania, 2020
Telehealth
Offers telehealth (CMS)
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 neurology physician records → All 2,339 in California → Look up another NPI →

Also registered at 1651 4TH St Ste 252

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

  1. Ahmed Abdelhak, MB CHBNeurology Physician1053013748
  2. Swathy Chandrashekhar, M.D.Neuromuscular Medicine (Psychiatry & Neurology) Physician1578945408
  3. Julio Gonzalez Maya, MDNeurology Physician1801533872
  4. Kylie McConville, MDNeurology Physician1639829500
  5. Steven Merrill, PHARMDPharmacist1376910224
  6. Leslie Scarffe, MDNeurology Physician1518727023

Verify Gina Chang in five checks

  1. 1IdentityNPI record in CMS NPPESNPI lookupConfirmed in NPPES
  2. 2LicenseActive license and public ordersMedical Board of California
    Search for license A200629    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
Open 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).

Gina Chang among 2,339 neurology physician records in California

Gina Chang, MD is one of 2,339 neurology physician records with a practice address in California. 81% of them appear in a Medicare file (Part D prescribing, MIPS, Open Payments or Medicare group billing); this one does. Its NPI, issued in 2020, is newer than 91% of them.

  • NPI issued2020 · 91% of these records are older, 6% newer
  • In a Medicare fileYes · 81% of these records are
  • In the CMS Doctors and Clinicians fileYes · 70% of these records are
  • Graduated2020 · median 2006 among the 1,628 with a school on file
  • Record last updated2025 · 55% of these records were not updated in five years or more

Source: CMS NPPES, file of Aug 9, 2026, every record with primary taxonomy 2084N0400X and a California practice address; Medicare files: CMS Part D Prescribers 2024, MIPS 2023, Open Payments 2024, Doctors and Clinicians (data.cms.gov).

Neurology Physician providers in California

There are 2,339 neurology physician records in California.

All 2,339 in California → Every provider in San Francisco → Neurology Physician nationwide →

The 8 neurology physician records with the nearest ZIP codes

  1. Lidia Brown, M.D.San Francisco, CA 941581417169491
  2. Lana Chahine, MDSan Francisco, CA 941581962672238
  3. Bruce Cree, M.D.San Francisco, CA 941581477599454
  4. Douglas GoodinSan Francisco, CA 941581063507184
  5. Chu-Yueh Guo, MDSan Francisco, CA 941581407276553
  6. Elissaios Karageorgiou, M.D.San Francisco, CA 941581972746154
  7. Khaled Moussawi, MD, PHDSan Francisco, CA 941581346503026
  8. John Rubenstein, M.D.San Francisco, CA 941581265704563

Common questions

What is Gina Chang, MD's NPI number?

Gina Chang, MD's National Provider Identifier (NPI) is 1164044855, issued on May 15, 2020. An NPI identifies a provider in billing; it is not a license.

Where is Gina Chang, MD located?

The NPPES record lists a practice address at 1651 4TH St Ste 252, San Francisco, CA, 94158. Phone: (415) 353-2069. Providers update this record themselves, so call before visiting.

How can I verify Gina Chang, MD's license?

NPPES lists California license number A200629, as entered by the provider. Search the Medical Board of California at https://www.mbc.ca.gov/License-Verification/default.aspx. The NPPES record confirms identity only; the state search shows license status, expiration and public orders.

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.