Aaron Lam
NPI 1003262866 · Student in an Organized Health Care Education/Training Program · San Francisco, CA
Enrolled with Medicare as Practitioner - Internal Medicine · source: CMS PECOS Public Provider Enrollment (2026.04.01)
Aaron Lam is a Student in an Organized Health Care Education/Training Program provider in San Francisco, CA (NPI 1003262866).
Provider details
- NPI number
- 1003262866
- Entity type
- Individual
- Primary specialty
- Student in an Organized Health Care Education/Training ProgramStudent, Health Care
- Sex
- Male
- Sole proprietor
- No
Specialties & taxonomies
Student, Health Care
Profile Score
A profile completeness & documented-activity index — NOT a quality, outcomes, or patient-satisfaction rating.
- Registry tenure38% of score
10 yrs in NPPES registry
- Profile completeness38% of score
83% 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 · 16 distinct drugs on file.
| Drug | Part D claims (2024) | Beneficiaries |
|---|---|---|
| Pantoprazole Sodium | 86 | 53 |
| Metoprolol Tartrate | 65 | 42 |
| Furosemide | 59 | 55 |
| Atorvastatin Calcium | 49 | 28 |
| Oxycodone Hcl | 46 | 46 |
| Warfarin Sodium | 43 | 24 |
| Clopidogrel Bisulfatebrand: Clopidogrel |
Practice location
Mailing address
Registry dates
- Enumerated
- 2016-05-11
- Last updated
- 2021-12-17
Frequently asked questions
- What is Aaron Lam's NPI number?
- Aaron Lam's National Provider Identifier (NPI) is 1003262866, a unique 10-digit ID issued by CMS for use in standard healthcare transactions.
- What is Aaron Lam's specialty?
- Aaron Lam is listed in the NPPES registry with a primary specialty of Student in an Organized Health Care Education/Training Program (Student, Health Care).
- Where is Aaron Lam located?
- Aaron Lam's practice location on file with NPPES is 2425 Geary Blvd, San Francisco, CA 94115-3358.
- What is Aaron Lam's phone number?
- The practice phone number listed in the NPPES registry for Aaron Lam is (415) 833-2000.
- Does Aaron Lam accept Medicare?
- Aaron Lam is approved to bill Medicare according to CMS PECOS enrollment data (2026.04.01). Confirm current participation with the provider before scheduling.
- Is Aaron Lam's NPI active?
- Yes — Aaron Lam's NPI (1003262866) is active in the NPPES registry as of the last update on 2021-12-17.
Source: CMS NPPES Data Dissemination (June 2026). NPI Central is not affiliated with CMS. Data is provided as-is from the public registry.