John Matechak, DO
NPI 1235933516 · Emergency Medicine Physician · Marietta, GA
Enrolled with Medicare as Order and Referring Only - Emergency Medicine · source: CMS PECOS Public Provider Enrollment (2026.04.01)
John Matechak, DO is a Emergency Medicine Physician provider in Marietta, GA (NPI 1235933516).
Provider details
- NPI number
- 1235933516
- Entity type
- Individual
- Primary specialty
- Emergency Medicine PhysicianAllopathic & Osteopathic Physicians
- Credential
- DO
- Sex
- Male
- Sole proprietor
- No
- License
- 00000000 (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
1 yr 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
- 2025-04-03
- Last updated
- 2025-04-03
- Certified
- 2025-04-01
Frequently asked questions
- What is John Matechak's NPI number?
- John Matechak's National Provider Identifier (NPI) is 1235933516, a unique 10-digit ID issued by CMS for use in standard healthcare transactions.
- What is John Matechak's specialty?
- John Matechak is listed in the NPPES registry with a primary specialty of Emergency Medicine Physician (Allopathic & Osteopathic Physicians).
- Where is John Matechak located?
- John Matechak's practice location on file with NPPES is 677 Church St Ne, Marietta, GA 30060-1101.
- What is John Matechak's phone number?
- The practice phone number listed in the NPPES registry for John Matechak is (470) 376-0458.
- Does John Matechak accept Medicare?
- John Matechak is approved to bill Medicare according to CMS PECOS enrollment data (2026.04.01). Confirm current participation with the provider before scheduling.
- Is John Matechak's NPI active?
- Yes — John Matechak's NPI (1235933516) is active in the NPPES registry as of the last update on 2025-04-03.
Source: CMS NPPES Data Dissemination (June 2026). NPI Central is not affiliated with CMS. Data is provided as-is from the public registry.