John Grisham, MD
NPI 1770089096 · Pediatric Gastroenterology Physician · Columbus, OH
Enrolled with Medicare as Practitioner - Gastroenterology · source: CMS PECOS Public Provider Enrollment (2026.04.01)
John Grisham, MD is a Pediatric Gastroenterology Physician provider in Columbus, OH (NPI 1770089096).
Provider details
- NPI number
- 1770089096
- Entity type
- Individual
- Primary specialty
- Pediatric Gastroenterology PhysicianAllopathic & Osteopathic Physicians
- Credential
- MD
- Sex
- Male
- Sole proprietor
- No
- License
- 35.142352 (OH)
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
8 yrs in NPPES registry
- Profile completeness38% of score
100% of core fields populated
- Practice footprint23% of score
10 documented practice locations
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
Additional practice locations (9)
- 26 Hospital DrAthens, OH 45701-2471Phone: (614) 722-6200
- 7901 Diley RdCanal Winchester, OH 43110-9612Phone: (614) 722-6200
- 4439 State Route 159Chillicothe, OH 45601-8207Phone: (614) 722-2000
- 5675 Venture DrDublin, OH 43017-2159Phone: (614) 722-2000
- 730 W High StLima, OH 45801Phone: (614) 722-2000
- 536 S Trimble RdMansfield, OH 44906-3418Phone: (614) 722-2000
- 185 W Schrock RdWesterville, OH 43081-2890Phone: (614) 722-2000
- 433 N Cleveland AveWesterville, OH 43082-8095Phone: (614) 722-2000
- 455 Executive Campus DrWesterville, OH 43082-8870Phone: (614) 722-2000
Registry dates
- Enumerated
- 2018-04-04
- Last updated
- 2026-05-13
- Certified
- 2026-05-13
Frequently asked questions
- What is John Grisham's NPI number?
- John Grisham's National Provider Identifier (NPI) is 1770089096, a unique 10-digit ID issued by CMS for use in standard healthcare transactions.
- What is John Grisham's specialty?
- John Grisham is listed in the NPPES registry with a primary specialty of Pediatric Gastroenterology Physician (Allopathic & Osteopathic Physicians).
- Where is John Grisham located?
- John Grisham's practice location on file with NPPES is 700 Childrens Dr, Columbus, OH 43205.
- What is John Grisham's phone number?
- The practice phone number listed in the NPPES registry for John Grisham is (614) 722-4411.
- Does John Grisham accept Medicare?
- John Grisham is approved to bill Medicare according to CMS PECOS enrollment data (2026.04.01). Confirm current participation with the provider before scheduling.
- Is John Grisham's NPI active?
- Yes — John Grisham's NPI (1770089096) is active in the NPPES registry as of the last update on 2026-05-13.
Source: CMS NPPES Data Dissemination (June 2026). NPI Central is not affiliated with CMS. Data is provided as-is from the public registry.