Timothy Puri, M.D.
Internal Medicine Physician · South San Francisco, CA
Timothy Puri, M.D. is an internal medicine physician with a practice address in South San Francisco, California, and NPI 1235458092, issued on May 19, 2010. Check the license (California C144889, as entered in NPPES) on the Medical Board of California; the Medicare figures below come from public CMS files.
- Name
- Timothy Puri
- Credential
- M.D.
- Primary taxonomy
- Internal Medicine Physician 207R00000X
- License numbers
- C144889 CA
MD440738 PA
2022-02418 NC
340554 NY
IMLC.MD.61522619 WA
Self-reported in NPPES; status is on the state search - Practice location
- 395 Oyster Point Blvd Ste 512, South San Francisco, CA 94080
- Phone
- (650) 826-2945
- Enumerated
- May 19, 2010
- Record last updated
- May 1, 2026
- Medicare enrollment
- Enrolled (PECOS I20260508001375); 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 395 Oyster Point Blvd Ste 512
A shared address usually means a shared clinic or building; it does not show who employs whom.
- Katie BarnesFamily Nurse Practitioner1811358880
- Rebecca Borusko, FNPFamily Nurse Practitioner1982240966
- Anna Boyko, RN, NPFamily Nurse Practitioner1790173326
- Brandi Brown, NPFamily Nurse Practitioner1851911697
- Melissa George, ARNP, DNPNurse Practitioner1205093051
- David Hamilton, MDFamily Medicine Physician1942734082
Verify Timothy Puri in five checks
- 1IdentityNPI record in CMS NPPESNPI lookupConfirmed in NPPES
- 2LicenseActive license and public ordersMedical Board of California
Search for license C144889Check the board - 3Other statesLicenses and actions elsewhereDocInfo (FSMB)Not checked
- 4ExclusionsMedicare and Medicaid bansHHS-OIG exclusion listNot checked
- 5CertificationBoard certificationABMS AOA NCCPA AANPNot checked
81% fewer Medicare Part D claims than the average internal medicine physician in 2024
593 Medicare Part D claims for 86 beneficiaries, against an average of 3,176 among the 108,855 providers of this specialty who prescribed in Part D. 27 claims were for opioids.
Most prescribed
- Amlodipine Besylate35 claims
- Atorvastatin Calcium31 claims
- Risperidone26 claims
- Furosemide25 claims
- Quetiapine Fumarate21 claims
- Tamsulosin Hcl19 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.
Timothy Puri among 17,696 internal medicine physician records in California
Timothy Puri, 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 2010, is newer than 63% of them.
- NPI issued2010 · 63% of these records are older, 34% newer
- In a Medicare fileYes · 79% of these records are
- In the CMS Doctors and Clinicians fileYes · 63% of these records are
- Graduated2007 · 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).
63 internal medicine physician records list a practice address in South San Francisco
They are 63 of the 1,173 NPPES records with a practice address in South San Francisco, and 17,696 internal medicine physician records in California.
All 17,696 in California → Every provider in South San Francisco → Internal Medicine Physician nationwide →
The 8 internal medicine physician records with the nearest ZIP codes
- Michelle Caughey, MDSouth San Francisco, CA 940801861570475
- William Chung, MDSouth San Francisco, CA 940801083792683
- Stephen Howe, MDSouth San Francisco, CA 940801497833024
- Hulya Kaymaz, MDSouth San Francisco, CA 940801295813822
- Issa Khouri, MDSouth San Francisco, CA 940801285712885
- Grace Lay, DOSouth San Francisco, CA 940801629156211
- Timothy Liao, MDSouth San Francisco, CA 940801114005733
- Jae Park, MDSouth San Francisco, CA 940801477631075
Common questions
What is Timothy Puri, M.D.'s NPI number?
Timothy Puri, M.D.'s National Provider Identifier (NPI) is 1235458092, issued on May 19, 2010. An NPI identifies a provider in billing; it is not a license.
Where is Timothy Puri, M.D. located?
The NPPES record lists a practice address at 395 Oyster Point Blvd Ste 512, South San Francisco, CA, 94080. Phone: (650) 826-2945. Providers update this record themselves, so call before visiting.
How can I verify Timothy Puri, M.D.'s license?
NPPES lists California license number C144889, 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 Timothy Puri, M.D. prescribe under Medicare Part D?
In 2024, Timothy Puri, M.D. had 593 Medicare Part D claims for 86 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.