NPPES file of Aug 9, 2026

Brian G. Keeffe, M.D.

Cardiovascular Disease Physician · Larkspur, CA

Brian G. Keeffe, M.D. is a cardiovascular disease physician with a practice address in Larkspur, California, and NPI 1689664492, issued on Oct 24, 2005. Check the license (California A69588, 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 · Medicare files 2024 · method · Verify with CMS →

NPPES recordNPPES file of Aug 9, 2026
1689664492
Name
Brian G. Keeffe
Credential
M.D.
Primary taxonomy
Cardiovascular Disease Physician 207RC0000X
License number
A69588 CA
Self-reported in NPPES; status is on the state search
Practice location
2 Bon Air RD, Larkspur, CA 94939
Phone
(415) 927-0666
Enumerated
Oct 24, 2005
Record last updated
Apr 9, 2012 (not updated in 14 years: call before relying on the address or phone)
Fax
(415) 927-6168
Medicare enrollment
Enrolled (PECOS I20040708000819); may accept Medicare assignment
Medical or professional school
Georgetown University School Of Medicine, 1998
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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Also registered at 2 Bon Air RD

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

  1. Kathleen AbuPhysician Assistant1851415053
  2. James Adams, M.D.Cardiovascular Disease Physician1578553277
  3. Margaret Baer, M.D.Cardiovascular Disease Physician1104816917
  4. Adam Baumgarten, MDCardiovascular Disease Physician1366570707
  5. Nancy Bloom, R.D.Registered Dietitian1033325907
  6. William Bradley, ACNP-BCAcute Care Nurse Practitioner1992869176

Verify Brian G. Keeffe in five checks

  1. 1IdentityNPI record in CMS NPPESNPI lookupConfirmed in NPPES
  2. 2LicenseActive license and public ordersMedical Board of California
    Search for license A69588
    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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3.0 times the Medicare Part D claims of the average cardiovascular disease physician in 2024

9,087 Medicare Part D claims for 1,130 beneficiaries, against an average of 3,078 among the 20,728 providers of this specialty who prescribed in Part D. Brand-name drugs were 19% of claims.

  1. Brian Keeffe9,087
  2. Specialty average3,078

Most prescribed

  1. Atorvastatin Calcium942 claims
  2. Amlodipine Besylate767 claims
  3. Metoprolol Succinate752 claims
  4. Eliquis751 claims
  5. Rosuvastatin Calcium673 claims
  6. Losartan Potassium496 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: $142.64

4 payments; by number, the most common kind was food and beverage; the largest payer was E.R. Squibb & Sons, L.L.C. The 16,686 providers of this specialty with any payment received $3,819.56 on average. Payments are reported by manufacturers, not by the provider, and are not a sign of wrongdoing.

  1. Brian Keeffe$142.64
  2. Specialty average$3,819.56

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

Bills Medicare through one group practice

  1. Regents Univ OF California UcsfSan Francisco, CA

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

Brian G. Keeffe among 2,574 cardiovascular disease physician records in California

Brian G. Keeffe, M.D. is one of 2,574 cardiovascular disease physician records with a practice address in California. 83% of them appear in a Medicare file (Part D prescribing, MIPS, Open Payments or Medicare group billing); this one does. Its NPI, issued in 2005, is newer than 0% of them.

  • NPI issued2005 · 0% of these records are older, 90% newer
  • In a Medicare fileYes · 83% of these records are
  • In the CMS Doctors and Clinicians fileYes · 68% of these records are
  • Graduated1998 · median 1999 among the 1,742 with a school on file
  • Record last updated2012 · 63% of these records were not updated in five years or more

Source: CMS NPPES, file of Aug 9, 2026, every record with primary taxonomy 207RC0000X and a California practice address; Medicare files: CMS Part D Prescribers 2024, MIPS 2023, Open Payments 2024, Doctors and Clinicians (data.cms.gov).

21 cardiovascular disease physician records list a practice address in Larkspur

They are 21 of the 291 NPPES records with a practice address in Larkspur, and 2,574 cardiovascular disease physician records in California.

The 8 cardiovascular disease physician records with the nearest ZIP codes

  1. James Adams, M.D.Larkspur, CA 949391578553277
  2. Margaret Baer, M.D.Larkspur, CA 949391104816917
  3. Adam Baumgarten, MDLarkspur, CA 949391366570707
  4. Kent Gershengorn, M.D.Larkspur, CA 949391811987621
  5. Ann Kao, M.D.Larkspur, CA 949391336130145
  6. Sahar Naderi, M.D.Larkspur, CA 949391013183334
  7. Kabir Singh, M.D.Larkspur, CA 949391629233051
  8. Joel Sklar, M.D.Larkspur, CA 949391215927926

Common questions

What is Brian G. Keeffe, M.D.'s NPI number?

Brian G. Keeffe, M.D.'s National Provider Identifier (NPI) is 1689664492, issued on Oct 24, 2005. An NPI identifies a provider in billing; it is not a license.

Where is Brian G. Keeffe, M.D. located?

The NPPES record lists a practice address at 2 Bon Air RD, Larkspur, CA, 94939. Phone: (415) 927-0666. Providers update this record themselves, so call before visiting.

How can I verify Brian G. Keeffe, M.D.'s license?

NPPES lists California license number A69588, 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 Brian G. Keeffe, M.D. prescribe under Medicare Part D?

In 2024, Brian G. Keeffe, M.D. had 9,087 Medicare Part D claims for 1,130 beneficiaries; the average among cardiovascular disease physician prescribers was 3,078. 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.