Vipul Kumar, MD/PHD
Internal Medicine Physician · San Francisco, CA
Vipul Kumar, MD/PHD is an internal medicine physician with a practice address in San Francisco, California, and NPI 1992266118, issued on Mar 29, 2019. Check the license (California A181139, as entered in NPPES) on the Medical Board of California; the Medicare figures below come from public CMS files.
- Name
- Vipul Kumar
- Credential
- MD/PHD
- Primary taxonomy
- Internal Medicine Physician 207R00000X
- License number
- A181139 CA
Self-reported in NPPES; status is on the state search - Practice location
- 1001 Potrero Ave. Building 5, 4C, San Francisco, CA 94110
- Phone
- (628) 206-2407
- Enumerated
- Mar 29, 2019
- Record last updated
- Dec 9, 2025
- Medicare enrollment
- Enrolled (PECOS I20260105000990); may accept Medicare assignment
- Medical or professional school
- Harvard Medical School, 2019
- Entity
- Type 1 · individual
8 nearest internal medicine physician records → All 17,696 in California → Look up another NPI →
Verify Vipul Kumar in five checks
- 1IdentityNPI record in CMS NPPESNPI lookupConfirmed in NPPES
- 2LicenseActive license and public ordersMedical Board of California
Search for license A181139Check the board - 3Other statesLicenses and actions elsewhereDocInfo (FSMB)Not checked
- 4ExclusionsMedicare and Medicaid bansHHS-OIG exclusion listNot checked
- 5CertificationBoard certificationABMS AOA NCCPA AANPNot checked
98% fewer Medicare Part D claims than the average internal medicine physician in 2024
69 Medicare Part D claims for 19 beneficiaries, against an average of 3,176 among the 108,855 providers of this specialty who prescribed in Part D. Brand-name drugs were 22% of claims.
Most prescribed
- Atorvastatin Calcium13 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.
Vipul Kumar among 17,696 internal medicine physician records in California
Vipul Kumar, MD/PHD is one of 17,696 internal medicine physician records with a practice address in California. 79% of them appear in a Medicare file (Part D prescribing, MIPS, Open Payments or Medicare group billing); this one does. Its NPI, issued in 2019, is newer than 86% of them.
- NPI issued2019 · 86% of these records are older, 11% newer
- In a Medicare fileYes · 79% of these records are
- In the CMS Doctors and Clinicians fileYes · 63% of these records are
- Graduated2019 · median 2004 among the 11,065 with a school on file
- Record last updated2025 · 61% of these records were not updated in five years or more
Source: CMS NPPES, file of Aug 9, 2026, every record with primary taxonomy 207R00000X and a California practice address; Medicare files: CMS Part D Prescribers 2024, MIPS 2023, Open Payments 2024, Doctors and Clinicians (data.cms.gov).
1,318 internal medicine physician records list a practice address in San Francisco
They are 1,318 of the 38,143 NPPES records with a practice address in San Francisco, and 17,696 internal medicine physician records in California.
All 17,696 in California → Every provider in San Francisco → Internal Medicine Physician nationwide →
The 8 internal medicine physician records with the nearest ZIP codes
- Neal Benowitz, MDSan Francisco, CA 941101538103411
- Ann Bolger, MDSan Francisco, CA 941101457395352
- Howard Graves, MD PHDSan Francisco, CA 941101427090869
- Stephen Hoffman, MDSan Francisco, CA 941101265476147
- Daniel Kahler, D.O.San Francisco, CA 941101629019781
- Jeanette Krolikowski, D.O.San Francisco, CA 941101962471920
- John Metcalfe, M.D.San Francisco, CA 941101154399350
- Hedda Orkin, MDSan Francisco, CA 941101093753030
Common questions
What is Vipul Kumar, MD/PHD's NPI number?
Vipul Kumar, MD/PHD's National Provider Identifier (NPI) is 1992266118, issued on Mar 29, 2019. An NPI identifies a provider in billing; it is not a license.
Where is Vipul Kumar, MD/PHD located?
The NPPES record lists a practice address at 1001 Potrero Ave. Building 5, 4C, San Francisco, CA, 94110. Phone: (628) 206-2407. Providers update this record themselves, so call before visiting.
How can I verify Vipul Kumar, MD/PHD's license?
NPPES lists California license number A181139, 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 Vipul Kumar, MD/PHD prescribe under Medicare Part D?
In 2024, Vipul Kumar, MD/PHD had 69 Medicare Part D claims for 19 beneficiaries; the average among internal medicine physician prescribers was 3,176. 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.