Registry data as of Aug 27, 2026

Melissa Brammer, M.D., M.P.H.

Medical Oncology Physician · South San Francisco, CA

Melissa Brammer, M.D., M.P.H. is a medical oncology physician with a practice address in South San Francisco, California, and NPI 1558649194, issued on Aug 1, 2011. Check the license on the Medical Board of California; the federal record below is the public data PlainDoctor holds for this provider.

Record from CMS NPPES, loaded Aug 27, 2026 · method · Verify with CMS →

NPPES recordas of Aug 27, 2026
1558649194
Name
Melissa Brammer
Credential
M.D., M.P.H.
Primary taxonomy
Medical Oncology Physician 207RX0202X
License number
015765 LA
Self-reported in NPPES; status is on the state search
Practice location
1 Dna Way, South San Francisco, CA 94080
Phone
(650) 467-7700
Enumerated
Aug 1, 2011
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 1 Dna Way

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

  1. Charles Barr, M.D.Internal Medicine Physician1861627531
  2. Harold Barron, MDSpecialist1467709204
  3. Mark Benyunes, M.D.Medical Oncology Physician1538418298
  4. Jakob Dupont, MDMedical Oncology Physician1558332585
  5. Melissa Kimura, PHARMDPharmacist1710595871
  6. Ian McLean, MBCHB PHD FACP FRCPRheumatology Physician1306047378

Verify Melissa Brammer in five checks

  1. 1IdentityNPI record in CMS NPPESNPI lookupConfirmed in NPPES
  2. 2LicenseActive license and public ordersMedical Board of CaliforniaCheck 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 →

Medical Oncology Physician providers in California

There are 295 medical oncology physician records in California. No Medicare prescribing, quality score, industry payment or hospital affiliation is published for this NPI.

Other medical oncology physician records in California

  1. Ranjana Advani, MDStanford, CA1639225121
  2. Kambiz Afrasiabi, M.D.Anaheim, CA1578572368
  3. Alexander AgelidisSan Diego, CA1013595743
  4. Mark Agulnik, MDLos Angeles, CA1164448734
  5. Weiyun Ai, MDSan Francisco, CA1649346842
  6. Shafqat Akhtar, MDRed Bluff, CA1700960788
  7. Luai Al Rabadi, M.D.San Francisco, CA1659637452
  8. Michael Alexander, MDSanta Cruz, CA1053321760
  9. Sandra AlgazeLos Angeles, CA1861886707
  10. Arash Alizadeh, MD, PHDStanford, CA1295824423

Common questions

What is Melissa Brammer, M.D., M.P.H.'s NPI number?

Melissa Brammer, M.D., M.P.H.'s National Provider Identifier (NPI) is 1558649194, issued on Aug 1, 2011. An NPI identifies a provider in billing; it is not a license.

Where is Melissa Brammer, M.D., M.P.H. located?

The NPPES record lists a practice address at 1 Dna Way, South San Francisco, CA, 94080. Phone: (650) 467-7700. Providers update this record themselves, so call before visiting.

How can I verify Melissa Brammer, M.D., M.P.H.'s license?

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), loaded Aug 27, 2026 (NPPES files on CMS.gov); NUCC Health Care Provider Taxonomy. 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.