Ben Lin, M.D.
NPI 1659459402 · Internal Medicine Physician · San Leandro, CA
Enrolled with Medicare as Practitioner - Internal Medicine · source: CMS PECOS Public Provider Enrollment (2026.04.01)
Ben Lin, M.D. is a Internal Medicine Physician provider in San Leandro, CA (NPI 1659459402).
Provider details
- NPI number
- 1659459402
- Entity type
- Individual
- Primary specialty
- Internal Medicine PhysicianAllopathic & Osteopathic Physicians
- Credential
- M.D.
- Sex
- Male
- Sole proprietor
- No
- License
- A75629 (CA)
Specialties & taxonomies
Allopathic & Osteopathic Physicians
Profile Score
A profile completeness & documented-activity index — NOT a quality, outcomes, or patient-satisfaction rating.
- Registry tenure33% of score
19 yrs in NPPES registry
- Profile completeness33% of score
100% of core fields populated
- Practice footprint20% of score
1 documented practice location
- Open Payments transparency13% of score
Has Open Payments disclosures (2024)
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 · 110 distinct drugs on file.
| Drug | Part D claims (2024) | Beneficiaries |
|---|---|---|
| Atorvastatin Calcium | 574 | 226 |
| Amlodipine Besylate | 402 | 152 |
| Lisinopril | 263 | 101 |
| Losartan Potassium | 260 | 106 |
| Levothyroxine Sodium | 224 | 76 |
| Hydrocodone/Acetaminophenbrand: Hydrocodone-Acetaminophen | 192 | 57 |
Transparency — industry payments
Based on CMS Open Payments, 2024; not all care is captured.
$99 across 1 record (Open Payments 2024)
Open Payments discloses payments and transfers of value (meals, travel, consulting, research, royalties) from drug and device makers to providers. This is a transparency signal, not a verdict — such payments are legal and common, and their presence is neither an endorsement nor a criticism. Source: CMS Open Payments, program year 2024.
Practice location
Mailing address
Registry dates
- Enumerated
- 2006-11-01
- Last updated
- 2021-12-08
Frequently asked questions
- What is Ben Lin's NPI number?
- Ben Lin's National Provider Identifier (NPI) is 1659459402, a unique 10-digit ID issued by CMS for use in standard healthcare transactions.
- What is Ben Lin's specialty?
- Ben Lin is listed in the NPPES registry with a primary specialty of Internal Medicine Physician (Allopathic & Osteopathic Physicians).
- Where is Ben Lin located?
- Ben Lin's practice location on file with NPPES is 2500 Merced St, San Leandro, CA 94577-4201.
- What is Ben Lin's phone number?
- The practice phone number listed in the NPPES registry for Ben Lin is (510) 454-1000.
- Does Ben Lin accept Medicare?
- Ben Lin is approved to bill Medicare according to CMS PECOS enrollment data (2026.04.01). Confirm current participation with the provider before scheduling.
- Is Ben Lin's NPI active?
- Yes — Ben Lin's NPI (1659459402) is active in the NPPES registry as of the last update on 2021-12-08.
Source: CMS NPPES Data Dissemination (June 2026). NPI Central is not affiliated with CMS. Data is provided as-is from the public registry.