Regina Lam, MD
NPI 1831832732 · Pediatrics Physician · San Francisco, CA
Enrolled with Medicare as Order and Referring Only - Pediatric Medicine · source: CMS PECOS Public Provider Enrollment (2026.04.01)
Regina Lam, MD is a Pediatrics Physician provider in San Francisco, CA (NPI 1831832732).
Provider details
- NPI number
- 1831832732
- Entity type
- Individual
- Primary specialty
- Pediatrics PhysicianAllopathic & Osteopathic Physicians
- Credential
- MD
- Sex
- Female
- Sole proprietor
- No
Specialties & taxonomies
Allopathic & Osteopathic Physicians
Student, Health Care
Profile Score
A profile completeness & documented-activity index — NOT a quality, outcomes, or patient-satisfaction rating.
- Registry tenure38% of score
4 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.
Practice location
Mailing address
Registry dates
- Enumerated
- 2022-04-18
- Last updated
- 2025-09-18
- Certified
- 2025-09-18
Frequently asked questions
- What is Regina Lam's NPI number?
- Regina Lam's National Provider Identifier (NPI) is 1831832732, a unique 10-digit ID issued by CMS for use in standard healthcare transactions.
- What is Regina Lam's specialty?
- Regina Lam is listed in the NPPES registry with a primary specialty of Pediatrics Physician (Allopathic & Osteopathic Physicians).
- Where is Regina Lam located?
- Regina Lam's practice location on file with NPPES is 1975 4th St, San Francisco, CA 94143-2351.
- What is Regina Lam's phone number?
- The practice phone number listed in the NPPES registry for Regina Lam is (415) 476-1000.
- Does Regina Lam accept Medicare?
- Regina Lam is approved to bill Medicare according to CMS PECOS enrollment data (2026.04.01). Confirm current participation with the provider before scheduling.
- Is Regina Lam's NPI active?
- Yes — Regina Lam's NPI (1831832732) is active in the NPPES registry as of the last update on 2025-09-18.
Source: CMS NPPES Data Dissemination (June 2026). NPI Central is not affiliated with CMS. Data is provided as-is from the public registry.