G Clark, M.D.
NPI 1679642912 · Ophthalmology Physician · Indianapolis, IN
Enrolled with Medicare as Practitioner - Ophthalmology · source: CMS PECOS Public Provider Enrollment (2026.04.01)
G Clark, M.D. is a Ophthalmology Physician provider in Indianapolis, IN (NPI 1679642912).
Provider details
- NPI number
- 1679642912
- Entity type
- Individual
- Primary specialty
- Ophthalmology PhysicianAllopathic & Osteopathic Physicians
- Credential
- M.D.
- Sex
- Male
- Sole proprietor
- No
- License
- 0132124A (IN)
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
- 2006-11-08
- Last updated
- 2008-01-05
Frequently asked questions
- What is G Clark's NPI number?
- G Clark's National Provider Identifier (NPI) is 1679642912, a unique 10-digit ID issued by CMS for use in standard healthcare transactions.
- What is G Clark's specialty?
- G Clark is listed in the NPPES registry with a primary specialty of Ophthalmology Physician (Allopathic & Osteopathic Physicians).
- Where is G Clark located?
- G Clark's practice location on file with NPPES is 9002 N Meridian St, Indianapolis, IN 46260-5381.
- What is G Clark's phone number?
- The practice phone number listed in the NPPES registry for G Clark is (317) 843-9005.
- Does G Clark accept Medicare?
- G Clark is approved to bill Medicare according to CMS PECOS enrollment data (2026.04.01). Confirm current participation with the provider before scheduling.
- Is G Clark's NPI active?
- Yes — G Clark's NPI (1679642912) is active in the NPPES registry as of the last update on 2008-01-05.
Source: CMS NPPES Data Dissemination (June 2026). NPI Central is not affiliated with CMS. Data is provided as-is from the public registry.