Hai Pham M.D., Inc.
NPI 1821052770 · Internal Medicine Physician · Westminster, CA
Enrolled with Medicare as Part B Supplier - Clinic/Group Practice · source: CMS PECOS Public Provider Enrollment (2026.04.01)
Hai Pham M.D., Inc. is a Internal Medicine Physician organization in Westminster, CA (NPI 1821052770).
Provider details
- NPI number
- 1821052770
- Entity type
- Organization
- Primary specialty
- Internal Medicine PhysicianAllopathic & Osteopathic Physicians
- Organization subpart
- No
- Authorized official
- Hai Pham, Chief Executive Officer(714) 531-8711
- License
- A70164 (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
20 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
- 2006-04-15
- Last updated
- 2010-02-05
Frequently asked questions
- What is Hai Pham M.D., Inc.'s NPI number?
- Hai Pham M.D., Inc.'s National Provider Identifier (NPI) is 1821052770, a unique 10-digit ID issued by CMS for use in standard healthcare transactions.
- What type of organization is Hai Pham M.D., Inc.?
- Hai Pham M.D., Inc. is classified in the NPPES registry as Internal Medicine Physician (Allopathic & Osteopathic Physicians).
- Where is Hai Pham M.D., Inc. located?
- Hai Pham M.D., Inc.'s practice location on file with NPPES is 9600 Bolsa Ave, Westminster, CA 92683-5949.
- What is Hai Pham M.D., Inc.'s phone number?
- The practice phone number listed in the NPPES registry for Hai Pham M.D., Inc. is (714) 531-8711.
- Does Hai Pham M.D., Inc. accept Medicare?
- Hai Pham M.D., 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 Hai Pham M.D., Inc.?
- The authorized official listed on Hai Pham M.D., Inc.'s NPPES record is Hai Pham, Chief Executive Officer. The authorized official registers and maintains the organization's NPI and is not necessarily its owner.
- Is Hai Pham M.D., Inc.'s NPI active?
- Yes — Hai Pham M.D., Inc.'s NPI (1821052770) is active in the NPPES registry as of the last update on 2010-02-05.
Source: CMS NPPES Data Dissemination (June 2026). NPI Central is not affiliated with CMS. Data is provided as-is from the public registry.