James Lin, MD
NPI 1578806295 · Internal Medicine Physician · San Francisco, CA
Enrolled with Medicare as Practitioner - Internal Medicine · source: CMS PECOS Public Provider Enrollment (2026.04.01)
James Lin, MD is a Internal Medicine Physician provider in San Francisco, CA (NPI 1578806295).
Provider details
- NPI number
- 1578806295
- Entity type
- Individual
- Primary specialty
- Internal Medicine PhysicianAllopathic & Osteopathic Physicians
- Credential
- MD
- Sex
- Male
- Sole proprietor
- No
- License
- A132388 (CA)
Specialties & taxonomies
Allopathic & Osteopathic Physicians
Profile Score
A profile completeness & documented-activity index — NOT a quality, outcomes, or patient-satisfaction rating.
- Registry tenure38% of score
13 yrs in NPPES registry
- Profile completeness38% of score
100% of core fields populated
- Practice footprint23% of score
1 documented practice location
Signals a provider has no public data for (e.g. Medicare claims) are left out of the score entirely — never counted as zero — so providers without that data are not penalized. See the full formula and weights in our methodology.
What this provider prescribes (Medicare Part D)
Top drugs by Medicare Part D claim volume, 2024 · 32 distinct drugs on file.
| Drug | Part D claims (2024) | Beneficiaries |
|---|---|---|
| Atorvastatin Calcium | 216 | 84 |
| Losartan Potassium | 148 | 52 |
| Amlodipine Besylate | 113 | 44 |
| Lisinopril | 79 | 29 |
| Trazodone Hcl | 61 | 24 |
| Metformin Hcl | 52 | 19 |
| Tamsulosin Hcl |
Practice location
Mailing address
Registry dates
- Enumerated
- 2013-04-01
- Last updated
- 2026-04-15
- Certified
- 2026-04-15
Frequently asked questions
- What is James Lin's NPI number?
- James Lin's National Provider Identifier (NPI) is 1578806295, a unique 10-digit ID issued by CMS for use in standard healthcare transactions.
- What is James Lin's specialty?
- James Lin is listed in the NPPES registry with a primary specialty of Internal Medicine Physician (Allopathic & Osteopathic Physicians).
- Where is James Lin located?
- James Lin's practice location on file with NPPES is 1500 Owens St # 361m, San Francisco, CA 94158-2334.
- What is James Lin's phone number?
- The practice phone number listed in the NPPES registry for James Lin is (415) 353-8646.
- Does James Lin accept Medicare?
- James Lin is approved to bill Medicare according to CMS PECOS enrollment data (2026.04.01). Confirm current participation with the provider before scheduling.
- Is James Lin's NPI active?
- Yes — James Lin's NPI (1578806295) is active in the NPPES registry as of the last update on 2026-04-15.
Source: CMS NPPES Data Dissemination (June 2026). NPI Central is not affiliated with CMS. Data is provided as-is from the public registry.