Robert Greenberg, M.D.
NPI 1376508556 · Anesthesiology Physician · Baltimore, MD
Enrolled with Medicare as Practitioner - Anesthesiology · source: CMS PECOS Public Provider Enrollment (2026.04.01)
Robert Greenberg, M.D. is a Anesthesiology Physician provider in Baltimore, MD (NPI 1376508556).
Provider details
- NPI number
- 1376508556
- Entity type
- Individual
- Primary specialty
- Anesthesiology PhysicianAllopathic & Osteopathic Physicians
- Credential
- M.D.
- Sex
- Male
- License
- D39439 (MD)
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
- 2006-04-19
- Last updated
- 2007-07-08
Frequently asked questions
- What is Robert Greenberg's NPI number?
- Robert Greenberg's National Provider Identifier (NPI) is 1376508556, a unique 10-digit ID issued by CMS for use in standard healthcare transactions.
- What is Robert Greenberg's specialty?
- Robert Greenberg is listed in the NPPES registry with a primary specialty of Anesthesiology Physician (Allopathic & Osteopathic Physicians).
- Where is Robert Greenberg located?
- Robert Greenberg's practice location on file with NPPES is 600 N Wolfe St, Baltimore, MD 21287-0005.
- What is Robert Greenberg's phone number?
- The practice phone number listed in the NPPES registry for Robert Greenberg is (410) 955-6353.
- Does Robert Greenberg accept Medicare?
- Robert Greenberg is approved to bill Medicare according to CMS PECOS enrollment data (2026.04.01). Confirm current participation with the provider before scheduling.
- Is Robert Greenberg's NPI active?
- Yes — Robert Greenberg's NPI (1376508556) is active in the NPPES registry as of the last update on 2007-07-08.
Source: CMS NPPES Data Dissemination (June 2026). NPI Central is not affiliated with CMS. Data is provided as-is from the public registry.