Eric Greenberg, M.D.
NPI 1871537589 · Emergency Medicine Physician · San Luis Obispo, CA
Eric Greenberg, M.D. is a Emergency Medicine Physician provider in San Luis Obispo, CA (NPI 1871537589).
Provider details
- NPI number
- 1871537589
- Entity type
- Individual
- Primary specialty
- Emergency Medicine PhysicianAllopathic & Osteopathic Physicians
- Credential
- M.D.
- Sex
- Male
- Sole proprietor
- No
- License
- A64666 (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
- 2006-06-15
- Last updated
- 2007-12-28
Frequently asked questions
- What is Eric Greenberg's NPI number?
- Eric Greenberg's National Provider Identifier (NPI) is 1871537589, a unique 10-digit ID issued by CMS for use in standard healthcare transactions.
- What is Eric Greenberg's specialty?
- Eric Greenberg is listed in the NPPES registry with a primary specialty of Emergency Medicine Physician (Allopathic & Osteopathic Physicians).
- Where is Eric Greenberg located?
- Eric Greenberg's practice location on file with NPPES is 1911 Johnson Avenue, San Luis Obispo, CA 93401.
- What is Eric Greenberg's phone number?
- The practice phone number listed in the NPPES registry for Eric Greenberg is (805) 543-5353.
- Is Eric Greenberg's NPI active?
- Yes — Eric Greenberg's NPI (1871537589) is active in the NPPES registry as of the last update on 2007-12-28.
Source: CMS NPPES Data Dissemination (June 2026). NPI Central is not affiliated with CMS. Data is provided as-is from the public registry.