William Garnto, MD
NPI 1144327958 · Gastroenterology Physician · Milledgeville, GA
Enrolled with Medicare as Practitioner - Gastroenterology · source: CMS PECOS Public Provider Enrollment (2026.04.01)
William Garnto, MD is a Gastroenterology Physician provider in Milledgeville, GA (NPI 1144327958).
Provider details
- NPI number
- 1144327958
- Entity type
- Individual
- Primary specialty
- Gastroenterology PhysicianAllopathic & Osteopathic Physicians
- Credential
- MD
- Sex
- Male
- Sole proprietor
- No
- License
- 021396 (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
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
- 2006-09-20
- Last updated
- 2013-02-27
Frequently asked questions
- What is William Garnto's NPI number?
- William Garnto's National Provider Identifier (NPI) is 1144327958, a unique 10-digit ID issued by CMS for use in standard healthcare transactions.
- What is William Garnto's specialty?
- William Garnto is listed in the NPPES registry with a primary specialty of Gastroenterology Physician (Allopathic & Osteopathic Physicians).
- Where is William Garnto located?
- William Garnto's practice location on file with NPPES is 163 Roberson Mill Rd, Milledgeville, GA 31061.
- What is William Garnto's phone number?
- The practice phone number listed in the NPPES registry for William Garnto is (478) 453-9402.
- Does William Garnto accept Medicare?
- William Garnto is approved to bill Medicare according to CMS PECOS enrollment data (2026.04.01). Confirm current participation with the provider before scheduling.
- Is William Garnto's NPI active?
- Yes — William Garnto's NPI (1144327958) is active in the NPPES registry as of the last update on 2013-02-27.
Source: CMS NPPES Data Dissemination (June 2026). NPI Central is not affiliated with CMS. Data is provided as-is from the public registry.