John Martinez, MD
NPI 1740786508 · Pediatric Cardiology Physician · Columbus, OH
Enrolled with Medicare as Practitioner - Cardiovascular Disease (cardiology) · source: CMS PECOS Public Provider Enrollment (2026.04.01)
John Martinez, MD is a Pediatric Cardiology Physician provider in Columbus, OH (NPI 1740786508).
Provider details
- NPI number
- 1740786508
- Entity type
- Individual
- Primary specialty
- Pediatric Cardiology PhysicianAllopathic & Osteopathic Physicians
- Credential
- MD
- Sex
- Male
- Sole proprietor
- No
- License
- 35.149933 (OH)
Specialties & taxonomies
Allopathic & Osteopathic Physicians
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
16 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 (15)
- 26 Hospital DrAthens, OH 45701-2471Phone: (614) 722-2000
- 7901 Diley RdCanal Winchester, OH 43110-9612Phone: (614) 722-6200
- 4439 State Route 159Chillicothe, OH 45601-8207Phone: (614) 722-6200
- 1 Childrens PlzDayton, OH 45404-1873Phone: (614) 722-6200
- 7853 Pacer DrDelaware, OH 43015-7571Phone: (614) 722-6200
- 5665 Venture DrDublin, OH 43017-2159Phone: (614) 722-6200
- 1818 Chapel DrFindlay, OH 45840-1335Phone: (614) 722-6200
- 830 W High StLima, OH 45801-3971Phone: (614) 722-6200
- 536 S Trimble RdMansfield, OH 44906-3418Phone: (614) 722-6200
- 1069 Delaware Ave
Registry dates
- Enumerated
- 2018-04-02
- Last updated
- 2026-02-10
- Certified
- 2026-02-10
Frequently asked questions
- What is John Martinez's NPI number?
- John Martinez's National Provider Identifier (NPI) is 1740786508, a unique 10-digit ID issued by CMS for use in standard healthcare transactions.
- What is John Martinez's specialty?
- John Martinez is listed in the NPPES registry with a primary specialty of Pediatric Cardiology Physician (Allopathic & Osteopathic Physicians).
- Where is John Martinez located?
- John Martinez's practice location on file with NPPES is 700 Childrens Dr, Columbus, OH 43205-2664.
- What is John Martinez's phone number?
- The practice phone number listed in the NPPES registry for John Martinez is (614) 722-6200.
- Does John Martinez accept Medicare?
- John Martinez is approved to bill Medicare according to CMS PECOS enrollment data (2026.04.01). Confirm current participation with the provider before scheduling.
- Is John Martinez's NPI active?
- Yes — John Martinez's NPI (1740786508) is active in the NPPES registry as of the last update on 2026-02-10.
Source: CMS NPPES Data Dissemination (June 2026). NPI Central is not affiliated with CMS. Data is provided as-is from the public registry.