Gary Simon, M.D.
NPI 1124191937 · Infectious Disease Physician · Washington, DC
Gary Simon, M.D. is a Infectious Disease Physician provider in Washington, DC (NPI 1124191937).
Provider details
- NPI number
- 1124191937
- Entity type
- Individual
- Primary specialty
- Infectious Disease PhysicianAllopathic & Osteopathic Physicians
- Credential
- M.D.
- Sex
- Male
- Sole proprietor
- No
- License
- MD 12162 (DC)
Specialties & taxonomies
Allopathic & Osteopathic Physicians
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
- 2006-11-17
- Last updated
- 2007-07-08
Frequently asked questions
- What is Gary Simon's NPI number?
- Gary Simon's National Provider Identifier (NPI) is 1124191937, a unique 10-digit ID issued by CMS for use in standard healthcare transactions.
- What is Gary Simon's specialty?
- Gary Simon is listed in the NPPES registry with a primary specialty of Infectious Disease Physician (Allopathic & Osteopathic Physicians).
- Where is Gary Simon located?
- Gary Simon's practice location on file with NPPES is 2150 Pennsylvania Ave Nw, Washington, DC 20037-3201.
- What is Gary Simon's phone number?
- The practice phone number listed in the NPPES registry for Gary Simon is (202) 741-2222.
- Is Gary Simon's NPI active?
- Yes — Gary Simon's NPI (1124191937) 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.