Harold Lin, MD
NPI 1063590636 · Hospitalist Physician · Oakland, CA
Enrolled with Medicare as Practitioner - Infectious Disease · source: CMS PECOS Public Provider Enrollment (2026.04.01)
Harold Lin, MD is a Hospitalist Physician provider in Oakland, CA (NPI 1063590636).
Provider details
- NPI number
- 1063590636
- Entity type
- Individual
- Primary specialty
- Hospitalist PhysicianAllopathic & Osteopathic Physicians
- Credential
- MD
- Sex
- Male
- Sole proprietor
- No
- License
- A82553 (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
19 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 · 17 distinct drugs on file.
| Drug | Part D claims (2024) | Beneficiaries |
|---|---|---|
| Azithromycin | 48 | 48 |
| Fluconazole | 39 | 14 |
| Elviteg/Cob/Emtri/Tenof Alafenbrand: Genvoya | 29 | — |
| Bictegrav/Emtricit/Tenofov Alabrand: Biktarvy | 24 | — |
| Atovaquone/Proguanil Hclbrand: Atovaquone-Proguanil Hcl | 22 | 20 |
| Cefadroxil | 20 | — |
| Doxycycline Monohydrate | 18 | — |
Practice location
Mailing address
Registry dates
- Enumerated
- 2006-11-01
- Last updated
- 2022-01-10
Frequently asked questions
- What is Harold Lin's NPI number?
- Harold Lin's National Provider Identifier (NPI) is 1063590636, a unique 10-digit ID issued by CMS for use in standard healthcare transactions.
- What is Harold Lin's specialty?
- Harold Lin is listed in the NPPES registry with a primary specialty of Hospitalist Physician (Allopathic & Osteopathic Physicians).
- Where is Harold Lin located?
- Harold Lin's practice location on file with NPPES is 1800 Harrison St Fl 7, Oakland, CA 94612-3466.
- What is Harold Lin's phone number?
- The practice phone number listed in the NPPES registry for Harold Lin is (510) 625-6262.
- Does Harold Lin accept Medicare?
- Harold Lin is approved to bill Medicare according to CMS PECOS enrollment data (2026.04.01). Confirm current participation with the provider before scheduling.
- Is Harold Lin's NPI active?
- Yes — Harold Lin's NPI (1063590636) is active in the NPPES registry as of the last update on 2022-01-10.
Source: CMS NPPES Data Dissemination (June 2026). NPI Central is not affiliated with CMS. Data is provided as-is from the public registry.