Matthew Rettke, M.D.
NPI 1548250020 · Pediatrics Physician · Grayling, MI
Enrolled with Medicare as Practitioner - Pediatric Medicine · source: CMS PECOS Public Provider Enrollment (2026.04.01)
Matthew Rettke, M.D. is a Pediatrics Physician provider in Grayling, MI (NPI 1548250020).
Provider details
- NPI number
- 1548250020
- Entity type
- Individual
- Primary specialty
- Pediatrics PhysicianAllopathic & Osteopathic Physicians
- Credential
- M.D.
- Sex
- Male
- Sole proprietor
- No
- License
- 4301064367 (MI)
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
20 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
- 2005-10-25
- Last updated
- 2020-12-29
- Certified
- 2020-12-29
Frequently asked questions
- What is Matthew Rettke's NPI number?
- Matthew Rettke's National Provider Identifier (NPI) is 1548250020, a unique 10-digit ID issued by CMS for use in standard healthcare transactions.
- What is Matthew Rettke's specialty?
- Matthew Rettke is listed in the NPPES registry with a primary specialty of Pediatrics Physician (Allopathic & Osteopathic Physicians).
- Where is Matthew Rettke located?
- Matthew Rettke's practice location on file with NPPES is 1250 E Michigan Ave, Grayling, MI 49738-7074.
- What is Matthew Rettke's phone number?
- The practice phone number listed in the NPPES registry for Matthew Rettke is (989) 348-0550.
- Does Matthew Rettke accept Medicare?
- Matthew Rettke is approved to bill Medicare according to CMS PECOS enrollment data (2026.04.01). Confirm current participation with the provider before scheduling.
- Is Matthew Rettke's NPI active?
- Yes — Matthew Rettke's NPI (1548250020) is active in the NPPES registry as of the last update on 2020-12-29.
Source: CMS NPPES Data Dissemination (June 2026). NPI Central is not affiliated with CMS. Data is provided as-is from the public registry.