NPPES file of Aug 9, 2026

Brian Chu, MD

Student in an Organized Health Care Education/Training Program · San Francisco, CA

Brian Chu, MD is a student in an organized health care education/training program with a practice address in San Francisco, California, and NPI 1598467953, issued on Mar 20, 2023. Check the license 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
1598467953
Name
Brian Chu
Credential
MD
Primary taxonomy
Student in an Organized Health Care Education/Training Program 390200000X
Practice location
1101 Van Ness Ave # 1120, San Francisco, CA 94109
Phone
(415) 600-3954
Enumerated
Mar 20, 2023
Record last updated
Mar 27, 2023
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 1101 Van Ness Ave # 1120

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

  1. Wenelia Baghoomian, MD, MCRStudent in an Organized Health Care Education/Training Program1386242105
  2. Shannon Bagot, MDStudent in an Organized Health Care Education/Training Program1326989286
  3. Matthew BambergerStudent in an Organized Health Care Education/Training Program1336909712
  4. Mallory BowersStudent in an Organized Health Care Education/Training Program1679332712
  5. Luca BremnerStudent in an Organized Health Care Education/Training Program1053251645
  6. Brian ButterfieldStudent in an Organized Health Care Education/Training Program1093575698

Verify Brian Chu in five checks

  1. 1IdentityNPI record in CMS NPPESNPI lookupConfirmed in NPPES
  2. 2LicenseActive license and public ordersWhich California board licenses this professionCheck 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
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62% fewer Medicare Part D claims than the average student in an organized health care education/training program in 2024

71 Medicare Part D claims for 40 beneficiaries, against an average of 185 among the 59,748 providers of this specialty who prescribed in Part D.

  1. Brian Chu71
  2. Specialty average185

Most prescribed

  1. Ketoconazole13 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: $121.83

1 payment: food and beverage; the largest payer was Genzyme Corporation. The 13,278 providers of this specialty with any payment received $608.08 on average. Payments are reported by manufacturers, not by the provider, and are not a sign of wrongdoing.

  1. Brian Chu$121.83
  2. Specialty average$608.08

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

Brian Chu among 40,652 student in an organized health care education/training program records in California

Brian Chu, MD is one of 40,652 student in an organized health care education/training program records with a practice address in California. 16% of them appear in a Medicare file (Part D prescribing, MIPS, Open Payments or Medicare group billing); this one does. Its NPI, issued in 2023, is newer than 42% of them.

  • NPI issued2023 · 42% of these records are older, 47% newer
  • In a Medicare fileYes · 16% of these records are
  • In the CMS Doctors and Clinicians fileNo · 6% of these records are
  • Record last updated2023 · 26% of these records were not updated in five years or more

Source: CMS NPPES, file of Aug 9, 2026, every record with primary taxonomy 390200000X and a California practice address; Medicare files: CMS Part D Prescribers 2024, MIPS 2023, Open Payments 2024, Doctors and Clinicians (data.cms.gov).

3,035 student in an organized health care education/training program records list a practice address in San Francisco

They are 3,035 of the 38,143 NPPES records with a practice address in San Francisco, and 40,652 student in an organized health care education/training program records in California.

The 8 student in an organized health care education/training program records with the nearest ZIP codes

  1. Amanda CaldwellSan Francisco, CA 941091447409412
  2. Monte CiminoSan Francisco, CA 941091073700456
  3. Heather ClarkSan Francisco, CA 941091528217197
  4. Mary GembinskiSan Francisco, CA 941091912186115
  5. William GerstenSan Francisco, CA 941091215121603
  6. Sonia KimSan Francisco, CA 941091265670210
  7. Kati KnoxSan Francisco, CA 941091174852529
  8. Miriam LimaSan Francisco, CA 941091194910463

Common questions

What is Brian Chu, MD's NPI number?

Brian Chu, MD's National Provider Identifier (NPI) is 1598467953, issued on Mar 20, 2023. An NPI identifies a provider in billing; it is not a license.

Where is Brian Chu, MD located?

The NPPES record lists a practice address at 1101 Van Ness Ave # 1120, San Francisco, CA, 94109. Phone: (415) 600-3954. Providers update this record themselves, so call before visiting.

How can I verify Brian Chu, MD's license?

Search the California board that licenses this profession; the NPPES record confirms identity only.

How much does Brian Chu, MD prescribe under Medicare Part D?

In 2024, Brian Chu, MD had 71 Medicare Part D claims for 40 beneficiaries; the average among student in an organized health care education/training program prescribers was 185. 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.

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.