Registry data as of Aug 27, 2026

Alan Gelb, MD

Emergency Medicine Physician · San Francisco, CA

Alan Gelb, MD is an emergency medicine physician with a practice address in San Francisco, California, and NPI 1497796213, issued on Jun 10, 2006. Check the license (California G39516, as entered in NPPES) on the Medical Board of California; 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
1497796213
Name
Alan Gelb
Credential
MD
Primary taxonomy
Emergency Medicine Physician 207P00000X
License number
G39516 CA
Self-reported in NPPES; status is on the state search
Practice location
1001 Portrero Ave, San Francisco, CA 94110
Phone
(415) 206-5753
Enumerated
Jun 10, 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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Also registered at 1001 Portrero Ave

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

  1. Stas AmatoSurgical Critical Care Physician1013448695
  2. John Brown, MDEmergency Medicine Physician1053355941
  3. Melvin Cheitlin, MDInternal Medicine Physician1508808189
  4. Stephanie Clark, RNAddiction (Substance Use Disorder) Registered Nurse1023983152
  5. Anya Dubin, M.S.S.WStudent in an Organized Health Care Education/Training Program1740576461
  6. Beth Gray, RN MS CNSAdult Psychiatric/Mental Health Registered Nurse1306010442

Verify Alan Gelb in five checks

  1. 1IdentityNPI record in CMS NPPESNPI lookupConfirmed in NPPES
  2. 2LicenseActive license and public ordersMedical Board of California
    Search for license G39516
    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.

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

92% fewer Medicare Part D claims than the average emergency medicine physician in 2024

29 Medicare Part D claims for 25 beneficiaries, against an average of 355 among the 49,029 providers of this specialty who prescribed in Part D.

  1. Alan Gelb29
  2. Specialty average355

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.

The practice group's Medicare quality score for 2023: 91.9 of 100

The Merit-based Incentive Payment System score is reported for the practice group, not for one clinician alone. Four categories are weighted into the final score; the average among 454,083 clinicians with a measured score was 83.5.

  1. Qualityout of 100 · 30% of the final score83.5
  2. Costout of 100 · 30%68.0
  3. Promoting interoperabilityout of 100 · 25%100.0
  4. Improvement activities40 of 40 points · 15%100.0

Source: CMS Quality Payment Program, MIPS performance year 2023, group reporting; category weights for 2023 (qpp.cms.gov).

Emergency Medicine Physician providers in California

There are 7,133 emergency medicine physician records in California.

Other emergency medicine physician records in California

  1. Cooper Aakhus, MDStanford, CA1194351007
  2. Pyra Aarden, MDMartinez, CA1417058199
  3. Neal Aaron, D.O.Encinitas, CA1114283520
  4. Eric AaserudeWalnut Creek, CA1811491194
  5. Nader Abas, MDBarstow, CA1346288305
  6. Michael Abbo, MDNovato, CA1205819042
  7. Daniel Abbott, MDFullerton, CA1518907864
  8. Paul-Andre Abboud, M.D.Oakland, CA1710065503
  9. Mostafa Abdel-Hamid, MDStanford, CA1457918740
  10. Ashraf Abdel-KerimChino, CA1396961538

Common questions

What is Alan Gelb, MD's NPI number?

Alan Gelb, MD's National Provider Identifier (NPI) is 1497796213, issued on Jun 10, 2006. An NPI identifies a provider in billing; it is not a license.

Where is Alan Gelb, MD located?

The NPPES record lists a practice address at 1001 Portrero Ave, San Francisco, CA, 94110. Phone: (415) 206-5753. Providers update this record themselves, so call before visiting.

How can I verify Alan Gelb, MD's license?

NPPES lists California license number G39516, 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.

How much does Alan Gelb, MD prescribe under Medicare Part D?

In 2024, Alan Gelb, MD had 29 Medicare Part D claims for 25 beneficiaries; the average among emergency medicine physician prescribers was 355. Part D covers Medicare prescriptions only.

What is Alan Gelb, MD's Medicare quality score?

The 2023 MIPS final score is 91.9 of 100, reported for the practice group. The average among 454,083 clinicians with a measured score was 83.5.

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.