Mark Sims, M.D.
NPI 1932103504 · Gastroenterology Physician · Atlanta, GA
Enrolled with Medicare as Practitioner - Gastroenterology · source: CMS PECOS Public Provider Enrollment (2026.04.01)
Mark Sims, M.D. is a Gastroenterology Physician provider in Atlanta, GA (NPI 1932103504).
Provider details
- NPI number
- 1932103504
- Entity type
- Individual
- Primary specialty
- Gastroenterology PhysicianAllopathic & Osteopathic Physicians
- Credential
- M.D.
- Sex
- Male
- Sole proprietor
- No
- License
- 038365 (GA)
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
21 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
- 2005-06-10
- Last updated
- 2007-10-10
Frequently asked questions
- What is Mark Sims's NPI number?
- Mark Sims's National Provider Identifier (NPI) is 1932103504, a unique 10-digit ID issued by CMS for use in standard healthcare transactions.
- What is Mark Sims's specialty?
- Mark Sims is listed in the NPPES registry with a primary specialty of Gastroenterology Physician (Allopathic & Osteopathic Physicians).
- Where is Mark Sims located?
- Mark Sims's practice location on file with NPPES is 95 Collier Rd Nw, Atlanta, GA 30309-1750.
- What is Mark Sims's phone number?
- The practice phone number listed in the NPPES registry for Mark Sims is (404) 355-3200.
- Does Mark Sims accept Medicare?
- Mark Sims is approved to bill Medicare according to CMS PECOS enrollment data (2026.04.01). Confirm current participation with the provider before scheduling.
- Is Mark Sims's NPI active?
- Yes — Mark Sims's NPI (1932103504) is active in the NPPES registry as of the last update on 2007-10-10.
Source: CMS NPPES Data Dissemination (June 2026). NPI Central is not affiliated with CMS. Data is provided as-is from the public registry.