Alan C. Westeren, M.D., Inc.
NPI 1902880867 · Ophthalmology Physician · San Diego, CA
Enrolled with Medicare as Part B Supplier - Clinic/Group Practice · source: CMS PECOS Public Provider Enrollment (2026.04.01)
Alan C. Westeren, M.D., Inc. is a Ophthalmology Physician organization in San Diego, CA (NPI 1902880867).
Provider details
- NPI number
- 1902880867
- Entity type
- Organization
- Primary specialty
- Ophthalmology PhysicianAllopathic & Osteopathic Physicians
- Organization subpart
- No
- Authorized official
- Alan Westeren, Chief Executive Officer(858) 354-9833
- License
- G79738 (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
Other names (DBA / former)
- Doing business as
- Expert Vision Care Medical Group, Inc.
Registry dates
- Enumerated
- 2005-12-05
- Last updated
- 2009-10-21
Frequently asked questions
- What is Alan C. Westeren, M.D., Inc.'s NPI number?
- Alan C. Westeren, M.D., Inc.'s National Provider Identifier (NPI) is 1902880867, a unique 10-digit ID issued by CMS for use in standard healthcare transactions.
- What type of organization is Alan C. Westeren, M.D., Inc.?
- Alan C. Westeren, M.D., Inc. is classified in the NPPES registry as Ophthalmology Physician (Allopathic & Osteopathic Physicians).
- Where is Alan C. Westeren, M.D., Inc. located?
- Alan C. Westeren, M.D., Inc.'s practice location on file with NPPES is 16486 Bernardo Center Dr, San Diego, CA 92128-2518.
- What is Alan C. Westeren, M.D., Inc.'s phone number?
- The practice phone number listed in the NPPES registry for Alan C. Westeren, M.D., Inc. is (858) 673-2277.
- Does Alan C. Westeren, M.D., Inc. accept Medicare?
- Alan C. Westeren, 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 Alan C. Westeren, M.D., Inc.?
- The authorized official listed on Alan C. Westeren, M.D., Inc.'s NPPES record is Alan Westeren, Chief Executive Officer. The authorized official registers and maintains the organization's NPI and is not necessarily its owner.
- Is Alan C. Westeren, M.D., Inc.'s NPI active?
- Yes — Alan C. Westeren, M.D., Inc.'s NPI (1902880867) is active in the NPPES registry as of the last update on 2009-10-21.
Source: CMS NPPES Data Dissemination (June 2026). NPI Central is not affiliated with CMS. Data is provided as-is from the public registry.