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Eric Greenberg, MD
NPI 1275742454 · Internal Medicine Physician · Bethesda, MD
Eric Greenberg, MD is a Internal Medicine Physician provider in Bethesda, MD (NPI 1275742454).
Provider details
- NPI number
- 1275742454
- Entity type
- Individual
- Primary specialty
- Internal Medicine PhysicianAllopathic & Osteopathic Physicians
- Credential
- MD
- Sex
- Male
- Sole proprietor
- No
- License
- D0050275 (MD)
Specialties & taxonomies
Allopathic & Osteopathic Physicians
Profile Score
Detailed profile(89/100 index)
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
9305 Old Georgetown Rd
Bethesda, MD 20814
Phone: (301) 493-9810
Fax: (301) 493-9811
Street-level locationGet directions
Mailing address
9305 Old Georgetown Rd
Bethesda, MD 20814
Registry dates
- Enumerated
- 2007-05-22
- Last updated
- 2007-07-08
Frequently asked questions
- What is Eric Greenberg's NPI number?
- Eric Greenberg's National Provider Identifier (NPI) is 1275742454, 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 Internal Medicine Physician (Allopathic & Osteopathic Physicians).
- Where is Eric Greenberg located?
- Eric Greenberg's practice location on file with NPPES is 9305 Old Georgetown Rd, Bethesda, MD 20814.
- What is Eric Greenberg's phone number?
- The practice phone number listed in the NPPES registry for Eric Greenberg is (301) 493-9810.
- Is Eric Greenberg's NPI active?
- Yes — Eric Greenberg's NPI (1275742454) 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.