Triveni B. Defries, M.D, MPH
Internal Medicine Physician · San Francisco, CA
Triveni B. Defries, M.D, MPH is an internal medicine physician with a practice address in San Francisco, California, and NPI 1275970972, issued on Jun 4, 2013. Check the license (California A133535, as entered in NPPES) on the Medical Board of California; the Medicare figures below come from public CMS files.
- Name
- Triveni B. Defries
- Credential
- M.D, MPH
- Primary taxonomy
- Internal Medicine Physician 207R00000X
- License number
- A133535 CA
Self-reported in NPPES; status is on the state search - Practice location
- 1001 Potrero Ave Bldg 25, San Francisco, CA 94110
- Phone
- (628) 206-8000
- Enumerated
- Jun 4, 2013
- Record last updated
- Jun 9, 2026
- Fax
- (628) 206-8965
- Medicare enrollment
- Enrolled (PECOS I20181011000508); accepts Medicare assignment
- Medical or professional school
- University Of California, San Francisco School Of Medicine, 2013
- 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 1001 Potrero Ave Bldg 25
A shared address usually means a shared clinic or building; it does not show who employs whom.
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Verify Triveni B. Defries in five checks
- 1IdentityNPI record in CMS NPPESNPI lookupConfirmed in NPPES
- 2LicenseActive license and public ordersMedical Board of California
Search for license A133535Check the board - 3Other statesLicenses and actions elsewhereDocInfo (FSMB)Not checked
- 4ExclusionsMedicare and Medicaid bansHHS-OIG exclusion listNot checked
- 5CertificationBoard certificationABMS AOA NCCPA AANPNot checked
56% fewer Medicare Part D claims than the average internal medicine physician in 2024
1,387 Medicare Part D claims for 105 beneficiaries, against an average of 3,176 among the 108,855 providers of this specialty who prescribed in Part D. 36 claims were for opioids.
Most prescribed
- Atorvastatin Calcium119 claims
- Gabapentin79 claims
- Amlodipine Besylate73 claims
- Pantoprazole Sodium64 claims
- Metformin Hcl57 claims
- Losartan Potassium46 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.
The practice group's MIPS final score for 2023 (Medicare payment program): 91.9 of 100
The Merit-based Incentive Payment System score is reported for the practice group, not for one clinician alone. Four categories are weighted into the final score; the average among 454,083 clinicians with a measured score was 83.5.
Source: CMS Quality Payment Program, MIPS performance year 2023, group reporting; category weights for 2023 (qpp.cms.gov).
Bills Medicare through 2 group practices
- Regents OF The University OF CaliforniaSan Francisco, CA
- University OF California Sfgh Medical GroupSan Francisco, CA
Source: CMS Doctors and Clinicians National Downloadable File (the group practices a clinician bills Medicare through) (data.cms.gov).
Triveni B. Defries among 17,696 internal medicine physician records in California
Triveni B. Defries, M.D, MPH 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 2013, is newer than 71% of them.
- NPI issued2013 · 71% of these records are older, 26% newer
- In a Medicare fileYes · 79% of these records are
- In the CMS Doctors and Clinicians fileYes · 63% of these records are
- Graduated2013 · median 2004 among the 11,065 with a school on file
- Record last updated2026 · 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 →
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Common questions
What is Triveni B. Defries, M.D, MPH's NPI number?
Triveni B. Defries, M.D, MPH's National Provider Identifier (NPI) is 1275970972, issued on Jun 4, 2013. An NPI identifies a provider in billing; it is not a license.
Where is Triveni B. Defries, M.D, MPH located?
The NPPES record lists a practice address at 1001 Potrero Ave Bldg 25, San Francisco, CA, 94110. Phone: (628) 206-8000. Providers update this record themselves, so call before visiting.
How can I verify Triveni B. Defries, M.D, MPH's license?
NPPES lists California license number A133535, 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 Triveni B. Defries, M.D, MPH prescribe under Medicare Part D?
In 2024, Triveni B. Defries, M.D, MPH had 1,387 Medicare Part D claims for 105 beneficiaries; the average among internal medicine physician prescribers was 3,176. Part D covers Medicare prescriptions only.
What is Triveni B. Defries, M.D, MPH's MIPS final score?
The 2023 MIPS final score is 91.9 of 100, reported for the practice group. The average among 454,083 clinicians with a measured score was 83.5.
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.