Michael C Lam MD Inc
NPI 1730230251 · Internal Medicine Physician · Corona, CA
Enrolled with Medicare as Part B Supplier - Clinic/Group Practice · source: CMS PECOS Public Provider Enrollment (2026.04.01)
Michael C Lam MD Inc is a Internal Medicine Physician organization in Corona, CA (NPI 1730230251).
Provider details
- NPI number
- 1730230251
- Entity type
- Organization
- Primary specialty
- Internal Medicine PhysicianAllopathic & Osteopathic Physicians
- Organization subpart
- No
- Authorized official
- Michael Lam, Owner(714) 544-2370
- License
- A62691 (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.
Practice location
Mailing address
Registry dates
- Enumerated
- 2007-01-12
- Last updated
- 2025-11-17
- Certified
- 2025-11-17
Frequently asked questions
- What is Michael C Lam MD Inc's NPI number?
- Michael C Lam MD Inc's National Provider Identifier (NPI) is 1730230251, a unique 10-digit ID issued by CMS for use in standard healthcare transactions.
- What type of organization is Michael C Lam MD Inc?
- Michael C Lam MD Inc is classified in the NPPES registry as Internal Medicine Physician (Allopathic & Osteopathic Physicians).
- Where is Michael C Lam MD Inc located?
- Michael C Lam MD Inc's practice location on file with NPPES is 720 Magnolia Ave Ste B2, Corona, CA 92879-3119.
- What is Michael C Lam MD Inc's phone number?
- The practice phone number listed in the NPPES registry for Michael C Lam MD Inc is (714) 454-1757.
- Does Michael C Lam MD Inc accept Medicare?
- Michael C Lam MD Inc is approved to bill Medicare according to CMS PECOS enrollment data (2026.04.01). Confirm current participation with the provider before scheduling.
- Who is the authorized official for Michael C Lam MD Inc?
- The authorized official listed on Michael C Lam MD Inc's NPPES record is Michael Lam, Owner. The authorized official registers and maintains the organization's NPI and is not necessarily its owner.
- Is Michael C Lam MD Inc's NPI active?
- Yes — Michael C Lam MD Inc's NPI (1730230251) is active in the NPPES registry as of the last update on 2025-11-17.
Source: CMS NPPES Data Dissemination (June 2026). NPI Central is not affiliated with CMS. Data is provided as-is from the public registry.