Priya Swamy, D.O.
Internal Medicine Physician · Danville, CA
Priya Swamy, D.O. is an internal medicine physician with a practice address in Danville, California, and NPI 1134272255, issued on Jan 19, 2007. Check the license (California 20A10941, as entered in NPPES) on the Medical Board of California; the Medicare figures below come from public CMS files.
- Name
- Priya Swamy
- Credential
- D.O.
- Primary taxonomy
- Internal Medicine Physician 207R00000X
- License number
- 20A10941 CA
Self-reported in NPPES; status is on the state search - Practice location
- 4165 Blackhawk Plaza Circle, Danville, CA 94506
- Phone
- (925) 648-7144
- Enumerated
- Jan 19, 2007
- Record last updated
- Nov 23, 2016 (not updated in 10 years: call before relying on the address or phone)
- Fax
- (925) 648-0878
- Medicare enrollment
- Enrolled (PECOS I20100210000455); accepts Medicare assignment
- Telehealth
- Offers telehealth (CMS)
- Entity
- Type 1 · individual
8 nearest internal medicine physician records → All 17,696 in California → Look up another NPI →
Also registered at 4165 Blackhawk Plaza Circle
A shared address usually means a shared clinic or building; it does not show who employs whom.
- Mark Reginato, M.D.Internal Medicine Physician1194884502
Verify Priya Swamy in five checks
- 1IdentityNPI record in CMS NPPESNPI lookupConfirmed in NPPES
- 2LicenseActive license and public ordersMedical Board of California
Search for license 20A10941Check the board - 3Other statesLicenses and actions elsewhereDocInfo (FSMB)Not checked
- 4ExclusionsMedicare and Medicaid bansHHS-OIG exclusion listNot checked
- 5CertificationBoard certificationABMS AOA NCCPA AANPNot checked
33% fewer Medicare Part D claims than the average internal medicine physician in 2024
2,124 Medicare Part D claims for 298 beneficiaries, against an average of 3,176 among the 108,855 providers of this specialty who prescribed in Part D. Brand-name drugs were 7% of claims. 25 claims were for opioids.
Most prescribed
- Atorvastatin Calcium182 claims
- Levothyroxine Sodium146 claims
- Losartan Potassium87 claims
- Amlodipine Besylate86 claims
- Lisinopril77 claims
- Zolpidem Tartrate75 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: $449.71
20 payments; by number, the most common kind was food and beverage; the largest payer was GlaxoSmithKline, LLC. 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
- John Muir Physician NetworkDanville, CA
Source: CMS Doctors and Clinicians National Downloadable File (the group practices a clinician bills Medicare through) (data.cms.gov).
Priya Swamy among 17,696 internal medicine physician records in California
Priya Swamy, D.O. 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 2007, is newer than 44% of them.
- NPI issued2007 · 44% of these records are older, 44% newer
- In a Medicare fileYes · 79% of these records are
- In the CMS Doctors and Clinicians fileYes · 63% of these records are
- Graduated2006 · median 2004 among the 11,065 with a school on file
- Record last updated2016 · 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).
20 internal medicine physician records list a practice address in Danville
They are 20 of the 897 NPPES records with a practice address in Danville, and 17,696 internal medicine physician records in California.
All 17,696 in California → Every provider in Danville → Internal Medicine Physician nationwide →
The 8 internal medicine physician records with the nearest ZIP codes
- Christine Chang, M.D.Danville, CA 945061770696056
- Amit Garg, MDDanville, CA 945061508185851
- Carol Lamb, M.D.Danville, CA 945061689787962
- Nimish Patel, D.O.Danville, CA 945061184901001
- Mark Reginato, M.D.Danville, CA 945061194884502
- Leonard Chuck, MDAlamo, CA 945071831139385
- Janet Gaston, M.D.Alamo, CA 945071053351825
- Manisha Malhotra, M.D.Alamo, CA 945071780614065
Common questions
What is Priya Swamy, D.O.'s NPI number?
Priya Swamy, D.O.'s National Provider Identifier (NPI) is 1134272255, issued on Jan 19, 2007. An NPI identifies a provider in billing; it is not a license.
Where is Priya Swamy, D.O. located?
The NPPES record lists a practice address at 4165 Blackhawk Plaza Circle, Danville, CA, 94506. Phone: (925) 648-7144. Providers update this record themselves, so call before visiting.
How can I verify Priya Swamy, D.O.'s license?
NPPES lists California license number 20A10941, 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 Priya Swamy, D.O. prescribe under Medicare Part D?
In 2024, Priya Swamy, D.O. had 2,124 Medicare Part D claims for 298 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.