Eric Blau, MD
NPI 1053488056 · Internal Medicine Physician · San Diego, CA
Enrolled with Medicare as Practitioner - Internal Medicine · source: CMS PECOS Public Provider Enrollment (2026.04.01)
Eric Blau, MD is a Internal Medicine Physician provider in San Diego, CA (NPI 1053488056).
Provider details
- NPI number
- 1053488056
- Entity type
- Individual
- Primary specialty
- Internal Medicine PhysicianAllopathic & Osteopathic Physicians
- Credential
- MD
- Sex
- Male
- Sole proprietor
- No
- License
- G27617 (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
- 2006-11-29
- Last updated
- 2021-11-30
Frequently asked questions
- What is Eric Blau's NPI number?
- Eric Blau's National Provider Identifier (NPI) is 1053488056, a unique 10-digit ID issued by CMS for use in standard healthcare transactions.
- What is Eric Blau's specialty?
- Eric Blau is listed in the NPPES registry with a primary specialty of Internal Medicine Physician (Allopathic & Osteopathic Physicians).
- Where is Eric Blau located?
- Eric Blau's practice location on file with NPPES is 4647 Zion Ave, San Diego, CA 92120-2507.
- What is Eric Blau's phone number?
- The practice phone number listed in the NPPES registry for Eric Blau is (619) 528-5000.
- Does Eric Blau accept Medicare?
- Eric Blau is approved to bill Medicare according to CMS PECOS enrollment data (2026.04.01). Confirm current participation with the provider before scheduling.
- Is Eric Blau's NPI active?
- Yes — Eric Blau's NPI (1053488056) is active in the NPPES registry as of the last update on 2021-11-30.
Source: CMS NPPES Data Dissemination (June 2026). NPI Central is not affiliated with CMS. Data is provided as-is from the public registry.