James L. Chen, M.D., M.P.H.
Sports Medicine (Orthopaedic Surgery) Physician · San Francisco, CA
James L. Chen, M.D., M.P.H. is a sports medicine (orthopaedic surgery) physician with a practice address in San Francisco, California, and NPI 1306040548, issued on Jun 12, 2007. Check the license (California A102032, as entered in NPPES) on the Medical Board of California; the Medicare figures below come from public CMS files.
- Name
- James L. Chen
- Credential
- M.D., M.P.H.
- Primary taxonomy
- Sports Medicine (Orthopaedic Surgery) Physician 207XX0005X
- License number
- A102032 CA
Self-reported in NPPES; status is on the state search - Practice location
- 450 Sutter St, San Francisco, CA 94108
- Phone
- (415) 900-3000
- Enumerated
- Jun 12, 2007
- Record last updated
- Apr 10, 2025
- Fax
- (415) 900-3001
- Medicare enrollment
- Enrolled (PECOS I20121001000202); accepts Medicare assignment
- Medical or professional school
- University Of California, Davis School Of Medicine, 2006
- Entity
- Type 1 · individual
8 nearest sports medicine (orthopaedic surgery) physician records → All 384 in California → Look up another NPI →
Also registered at 450 Sutter St
A shared address usually means a shared clinic or building; it does not show who employs whom.
- Mohamed Ali, D.D.S.Dentist1619062528
- James Anthony, M.D., FACSPlastic Surgery Physician1083767339
- Sandra Auerback, MSWClinical Social Worker1841342532
- Daniel Barry, DDSGeneral Practice Dentistry1548284797
- Kevin Barry, DDSGeneral Practice Dentistry1376567529
- Edmond Bedrossian, DDSOral and Maxillofacial Surgery (Dentist)1508988106
Verify James L. Chen in five checks
- 1IdentityNPI record in CMS NPPESNPI lookupConfirmed in NPPES
- 2LicenseActive license and public ordersMedical Board of California
Search for license A102032Check the board - 3Other statesLicenses and actions elsewhereDocInfo (FSMB)Not checked
- 4ExclusionsMedicare and Medicaid bansHHS-OIG exclusion listNot checked
- 5CertificationBoard certificationABMS AOA NCCPA AANPNot checked
9% more Medicare Part D claims than the average sports medicine (orthopaedic surgery) physician in 2024
315 Medicare Part D claims for 137 beneficiaries, against an average of 288 among the 2,562 providers of this specialty who prescribed in Part D. 57 claims were for opioids.
Most prescribed
- Meloxicam142 claims
- Hydrocodone-Acetaminophen47 claims
- Ondansetron Hcl41 claims
- Diclofenac Sodium12 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 MIPS final score for 2023 (Medicare payment program): 0 of 100
The Merit-based Incentive Payment System score is reported for this clinician. 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; category weights for 2023 (qpp.cms.gov).
Industry payments in 2024: $2,793.40
3 payments; by number, the most common kind was food and beverage; the largest payer was Arthrex, Inc. The 2,400 providers of this specialty with any payment received $19,779.31 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.
James L. Chen among 384 sports medicine (orthopaedic surgery) physician records in California
James L. Chen, M.D., M.P.H. is one of 384 sports medicine (orthopaedic surgery) physician records with a practice address in California. 88% 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 43% of them.
- NPI issued2007 · 43% of these records are older, 43% newer
- In a Medicare fileYes · 88% of these records are
- In the CMS Doctors and Clinicians fileYes · 76% of these records are
- Graduated2006 · median 2003 among the 293 with a school on file
- Record last updated2025 · 51% of these records were not updated in five years or more
Source: CMS NPPES, file of Aug 9, 2026, every record with primary taxonomy 207XX0005X and a California practice address; Medicare files: CMS Part D Prescribers 2024, MIPS 2023, Open Payments 2024, Doctors and Clinicians (data.cms.gov).
Sports Medicine (Orthopaedic Surgery) Physician providers in California
There are 384 sports medicine (orthopaedic surgery) physician records in California.
All 384 in California → Every provider in San Francisco → Sports Medicine (Orthopaedic Surgery) Physician nationwide →
The 8 sports medicine (orthopaedic surgery) physician records with the nearest ZIP codes
- Ajith MaligeSan Francisco, CA 941081538694138
- Neil Pathare, M.D.San Francisco, CA 941081659532893
- Paul Roache, M.D.San Francisco, CA 941141255362919
- Jeffrey Halbrecht, MD, PCSan Francisco, CA 941151235211145
- Husam AlmajedSan Francisco, CA 941181639749369
- John Belzer, M.D.San Francisco, CA 941181417043993
- Keith Chan, M.D.San Francisco, CA 941181548452782
- Jon Dickinson, M.D.San Francisco, CA 941181972699213
Common questions
What is James L. Chen, M.D., M.P.H.'s NPI number?
James L. Chen, M.D., M.P.H.'s National Provider Identifier (NPI) is 1306040548, issued on Jun 12, 2007. An NPI identifies a provider in billing; it is not a license.
Where is James L. Chen, M.D., M.P.H. located?
The NPPES record lists a practice address at 450 Sutter St, San Francisco, CA, 94108. Phone: (415) 900-3000. Providers update this record themselves, so call before visiting.
How can I verify James L. Chen, M.D., M.P.H.'s license?
NPPES lists California license number A102032, 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 James L. Chen, M.D., M.P.H. prescribe under Medicare Part D?
In 2024, James L. Chen, M.D., M.P.H. had 315 Medicare Part D claims for 137 beneficiaries; the average among sports medicine (orthopaedic surgery) physician prescribers was 288. Part D covers Medicare prescriptions only.
What is James L. Chen, M.D., M.P.H.'s MIPS final score?
The 2023 MIPS final score is 0 of 100. 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.