Thomas J. Demarco
NPI 1922295617 · Gastroenterology Physician · Smyrna, GA
Enrolled with Medicare as Part B Supplier - Clinic/Group Practice · source: CMS PECOS Public Provider Enrollment (2026.04.01)
Thomas J. Demarco is a Gastroenterology Physician organization in Smyrna, GA (NPI 1922295617).
Provider details
- NPI number
- 1922295617
- Entity type
- Organization
- Primary specialty
- Gastroenterology PhysicianAllopathic & Osteopathic Physicians
- Organization subpart
- No
- Authorized official
- Thomas Demarco, M.D., Owner(770) 432-5326
- License
- 32718 (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
18 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
- 2007-09-27
- Last updated
- 2019-06-15
Frequently asked questions
- What is Thomas J. Demarco's NPI number?
- Thomas J. Demarco's National Provider Identifier (NPI) is 1922295617, a unique 10-digit ID issued by CMS for use in standard healthcare transactions.
- What type of organization is Thomas J. Demarco?
- Thomas J. Demarco is classified in the NPPES registry as Gastroenterology Physician (Allopathic & Osteopathic Physicians).
- Where is Thomas J. Demarco located?
- Thomas J. Demarco's practice location on file with NPPES is 3969 S Cobb Dr Se Ste 202, Smyrna, GA 30080-6317.
- What is Thomas J. Demarco's phone number?
- The practice phone number listed in the NPPES registry for Thomas J. Demarco is (770) 432-5326.
- Does Thomas J. Demarco accept Medicare?
- Thomas J. Demarco is approved to bill Medicare according to CMS PECOS enrollment data (2026.04.01). Confirm current participation with the provider before scheduling.
- Who is the authorized official for Thomas J. Demarco?
- The authorized official listed on Thomas J. Demarco's NPPES record is Thomas Demarco, M.D., Owner. The authorized official registers and maintains the organization's NPI and is not necessarily its owner.
- Is Thomas J. Demarco's NPI active?
- Yes — Thomas J. Demarco's NPI (1922295617) is active in the NPPES registry as of the last update on 2019-06-15.
Source: CMS NPPES Data Dissemination (June 2026). NPI Central is not affiliated with CMS. Data is provided as-is from the public registry.