Jan Lin, MD
Rheumatology Physician · San Jose, CA
Jan Lin, MD is a rheumatology physician with a practice address in San Jose, California, and NPI 1841326386, issued on Feb 27, 2007. Check the license (California A88751, as entered in NPPES) on the Medical Board of California; the Medicare figures below come from public CMS files.
- Name
- Jan Lin
- Credential
- MD
- Primary taxonomy
- Rheumatology Physician 207RR0500X
- License number
- A88751 CA
Self-reported in NPPES; status is on the state search - Practice location
- 260 International Cir, San Jose, CA 95119
- Phone
- (408) 851-1000
- Enumerated
- Feb 27, 2007
- Record last updated
- Dec 13, 2021 (not updated in 5 years: call before relying on the address or phone)
- Medicare enrollment
- Enrolled (PECOS I20070418000602); accepts Medicare assignment
- Telehealth
- Offers telehealth (CMS)
- Entity
- Type 1 · individual
8 nearest rheumatology physician records → All 926 in California → Look up another NPI →
Also registered at 260 International Cir
A shared address usually means a shared clinic or building; it does not show who employs whom.
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Verify Jan Lin in five checks
- 1IdentityNPI record in CMS NPPESNPI lookupConfirmed in NPPES
- 2LicenseActive license and public ordersMedical Board of California
Search for license A88751Check the board - 3Other statesLicenses and actions elsewhereDocInfo (FSMB)Not checked
- 4ExclusionsMedicare and Medicaid bansHHS-OIG exclusion listNot checked
- 5CertificationBoard certificationABMS AOA NCCPA AANPNot checked
3% fewer Medicare Part D claims than the average rheumatology physician in 2024
1,910 Medicare Part D claims for 368 beneficiaries, against an average of 1,978 among the 6,301 providers of this specialty who prescribed in Part D. Brand-name drugs were 31% of claims.
Most prescribed
- Prednisone288 claims
- Methotrexate250 claims
- Hydroxychloroquine Sulfate231 claims
- Leflunomide159 claims
- Amjevita(Cf) Autoinjector81 claims
- Leucovorin Calcium73 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.
Bills Medicare through one group practice
- Permanente Medical Group IncSanta Clara, CA
Source: CMS Doctors and Clinicians National Downloadable File (the group practices a clinician bills Medicare through) (data.cms.gov).
Jan Lin among 926 rheumatology physician records in California
Jan Lin, MD is one of 926 rheumatology physician records with a practice address in California. 81% 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 45% of them.
- NPI issued2007 · 45% of these records are older, 42% newer
- In a Medicare fileYes · 81% of these records are
- In the CMS Doctors and Clinicians fileYes · 69% of these records are
- Graduated1985 · median 2003 among the 641 with a school on file
- Record last updated2021 · 62% of these records were not updated in five years or more
Source: CMS NPPES, file of Aug 9, 2026, every record with primary taxonomy 207RR0500X and a California practice address; Medicare files: CMS Part D Prescribers 2024, MIPS 2023, Open Payments 2024, Doctors and Clinicians (data.cms.gov).
Rheumatology Physician providers in California
There are 926 rheumatology physician records in California.
All 926 in California → Every provider in San Jose → Rheumatology Physician nationwide →
The 8 rheumatology physician records with the nearest ZIP codes
- Henry Co, MDSan Jose, CA 951191699853267
- Jennifer Lee, M.D.San Jose, CA 951191275519092
- Khurram Abbass, MDSan Jose, CA 951161154455178
- Saigeetha Sundaramurthy, M.D.San Jose, CA 951161609987932
- Helen Feng, MDSan Jose, CA 951241629174149
- Arina Garg, M.D.San Jose, CA 951241568803815
- Joseph Isaacson, MDSan Jose, CA 951241356305551
- Bruce Dreyfuss, M.D.San Jose, CA 951121558366047
Common questions
What is Jan Lin, MD's NPI number?
Jan Lin, MD's National Provider Identifier (NPI) is 1841326386, issued on Feb 27, 2007. An NPI identifies a provider in billing; it is not a license.
Where is Jan Lin, MD located?
The NPPES record lists a practice address at 260 International Cir, San Jose, CA, 95119. Phone: (408) 851-1000. Providers update this record themselves, so call before visiting.
How can I verify Jan Lin, MD's license?
NPPES lists California license number A88751, 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 Jan Lin, MD prescribe under Medicare Part D?
In 2024, Jan Lin, MD had 1,910 Medicare Part D claims for 368 beneficiaries; the average among rheumatology physician prescribers was 1,978. 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.