Ajanta Swarnakar, M.D.
Internal Medicine Physician · Union City, CA
Ajanta Swarnakar, M.D. is an internal medicine physician with a practice address in Union City, California, and NPI 1366478257, issued on Jun 23, 2006. Check the license (California A80477, as entered in NPPES) on the Medical Board of California; the Medicare figures below come from public CMS files.
- Name
- Ajanta Swarnakar
- Credential
- M.D.
- Primary taxonomy
- Internal Medicine Physician 207R00000X
- License number
- A80477 CA
Self-reported in NPPES; status is on the state search - Practice location
- 3553 Whipple RD, Union City, CA 94587
- Phone
- (510) 454-1000
- Enumerated
- Jun 23, 2006
- Record last updated
- Jan 10, 2022
- Fax
- (925) 837-1055
- Medicare enrollment
- Enrolled (PECOS I20040729001507); accepts Medicare assignment
- Entity
- Type 1 · individual
8 nearest internal medicine physician records → All 17,696 in California → Look up another NPI →
Also registered at 3553 Whipple RD
A shared address usually means a shared clinic or building; it does not show who employs whom.
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- Kristina Austin, M.D.Ophthalmology Physician1417007238
- Vijaya Basawaprasad, M.D.Internal Medicine Physician1588736326
Verify Ajanta Swarnakar in five checks
- 1IdentityNPI record in CMS NPPESNPI lookupConfirmed in NPPES
- 2LicenseActive license and public ordersMedical Board of California
Search for license A80477Check the board - 3Other statesLicenses and actions elsewhereDocInfo (FSMB)Not checked
- 4ExclusionsMedicare and Medicaid bansHHS-OIG exclusion listNot checked
- 5CertificationBoard certificationABMS AOA NCCPA AANPNot checked
91% more Medicare Part D claims than the average internal medicine physician in 2024
6,066 Medicare Part D claims for 602 beneficiaries, against an average of 3,176 among the 108,855 providers of this specialty who prescribed in Part D. Brand-name drugs were 11% of claims. 119 claims were for opioids.
Most prescribed
- Atorvastatin Calcium408 claims
- Amlodipine Besylate279 claims
- Losartan Potassium253 claims
- Atenolol193 claims
- Metformin Hcl Er152 claims
- Fluticasone Propionate150 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: $24.32
1 payment: food and beverage; the largest payer was Dexcom, Inc. The 50,334 providers of this specialty with any payment received $1,303.06 on average. Payments are reported by manufacturers, not by the provider, and are not a sign of wrongdoing.
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
- Permanente Medical Group IncUnion City, CA
Source: CMS Doctors and Clinicians National Downloadable File (the group practices a clinician bills Medicare through) (data.cms.gov).
Ajanta Swarnakar among 17,696 internal medicine physician records in California
Ajanta Swarnakar, M.D. 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 2006, is newer than 5% of them.
- NPI issued2006 · 5% of these records are older, 56% newer
- In a Medicare fileYes · 79% of these records are
- In the CMS Doctors and Clinicians fileYes · 63% of these records are
- Graduated1992 · median 2004 among the 11,065 with a school on file
- Record last updated2022 · 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).
46 internal medicine physician records list a practice address in Union City
They are 46 of the 1,006 NPPES records with a practice address in Union City, and 17,696 internal medicine physician records in California.
All 17,696 in California → Every provider in Union City → Internal Medicine Physician nationwide →
The 8 internal medicine physician records with the nearest ZIP codes
- Jaishree Acharya, M.D.Union City, CA 945871053334920
- Eric Brondfield, MDUnion City, CA 945871033297882
- Nefissa Chambi, M.D.Union City, CA 945871730157157
- Vanaja Chilukuri, M.D.Union City, CA 945871861578387
- Lolita Chiong, M.D.Union City, CA 945871558387027
- Amrita Deshpande, M.D.Union City, CA 945871154409910
- Apolinar Gacote, MDUnion City, CA 945871831203652
- Yasmeen Haq, MDUnion City, CA 945871457303935
Common questions
What is Ajanta Swarnakar, M.D.'s NPI number?
Ajanta Swarnakar, M.D.'s National Provider Identifier (NPI) is 1366478257, issued on Jun 23, 2006. An NPI identifies a provider in billing; it is not a license.
Where is Ajanta Swarnakar, M.D. located?
The NPPES record lists a practice address at 3553 Whipple RD, Union City, CA, 94587. Phone: (510) 454-1000. Providers update this record themselves, so call before visiting.
How can I verify Ajanta Swarnakar, M.D.'s license?
NPPES lists California license number A80477, 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 Ajanta Swarnakar, M.D. prescribe under Medicare Part D?
In 2024, Ajanta Swarnakar, M.D. had 6,066 Medicare Part D claims for 602 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.