Roy Leiboff, M.D. & George Bren, M.D., P.C.
NPI 1760714935 · Cardiovascular Disease Physician · Washington, DC
Roy Leiboff, M.D. & George Bren, M.D., P.C. is a Cardiovascular Disease Physician organization in Washington, DC (NPI 1760714935).
Provider details
- NPI number
- 1760714935
- Entity type
- Organization
- Primary specialty
- Cardiovascular Disease PhysicianAllopathic & Osteopathic Physicians
- Organization subpart
- No
- Authorized official
- Judy Sylvester, Director of Finance(301) 868-8024
- License
- MD11927 (DC)
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
16 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
- 2010-02-12
- Last updated
- 2010-06-17
Frequently asked questions
- What is Roy Leiboff, M.D. & George Bren, M.D., P.C.'s NPI number?
- Roy Leiboff, M.D. & George Bren, M.D., P.C.'s National Provider Identifier (NPI) is 1760714935, a unique 10-digit ID issued by CMS for use in standard healthcare transactions.
- What type of organization is Roy Leiboff, M.D. & George Bren, M.D., P.C.?
- Roy Leiboff, M.D. & George Bren, M.D., P.C. is classified in the NPPES registry as Cardiovascular Disease Physician (Allopathic & Osteopathic Physicians).
- Where is Roy Leiboff, M.D. & George Bren, M.D., P.C. located?
- Roy Leiboff, M.D. & George Bren, M.D., P.C.'s practice location on file with NPPES is 2440 M St Nw, Washington, DC 20037-1404.
- What is Roy Leiboff, M.D. & George Bren, M.D., P.C.'s phone number?
- The practice phone number listed in the NPPES registry for Roy Leiboff, M.D. & George Bren, M.D., P.C. is (202) 785-4966.
- Who is the authorized official for Roy Leiboff, M.D. & George Bren, M.D., P.C.?
- The authorized official listed on Roy Leiboff, M.D. & George Bren, M.D., P.C.'s NPPES record is Judy Sylvester, Director of Finance. The authorized official registers and maintains the organization's NPI and is not necessarily its owner.
- Is Roy Leiboff, M.D. & George Bren, M.D., P.C.'s NPI active?
- Yes — Roy Leiboff, M.D. & George Bren, M.D., P.C.'s NPI (1760714935) is active in the NPPES registry as of the last update on 2010-06-17.
Source: CMS NPPES Data Dissemination (June 2026). NPI Central is not affiliated with CMS. Data is provided as-is from the public registry.