Matthew Gillen, MD
NPI 1366974461 · Neonatal-Perinatal Medicine Physician · Atlanta, GA
Enrolled with Medicare as Order and Referring Only - Pediatric Medicine · source: CMS PECOS Public Provider Enrollment (2026.04.01)
Matthew Gillen, MD is a Neonatal-Perinatal Medicine Physician provider in Atlanta, GA (NPI 1366974461).
Provider details
- NPI number
- 1366974461
- Entity type
- Individual
- Primary specialty
- Neonatal-Perinatal Medicine PhysicianAllopathic & Osteopathic Physicians
- Credential
- MD
- Sex
- Male
- Sole proprietor
- No
- License
- 88862 (GA)
Specialties & taxonomies
Allopathic & Osteopathic Physicians
Allopathic & Osteopathic Physicians
Allopathic & Osteopathic Physicians
Student, Health Care
Profile Score
A profile completeness & documented-activity index — NOT a quality, outcomes, or patient-satisfaction rating.
- Registry tenure38% of score
9 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
- 2017-03-29
- Last updated
- 2024-07-12
- Certified
- 2024-07-12
Frequently asked questions
- What is Matthew Gillen's NPI number?
- Matthew Gillen's National Provider Identifier (NPI) is 1366974461, a unique 10-digit ID issued by CMS for use in standard healthcare transactions.
- What is Matthew Gillen's specialty?
- Matthew Gillen is listed in the NPPES registry with a primary specialty of Neonatal-Perinatal Medicine Physician (Allopathic & Osteopathic Physicians).
- Where is Matthew Gillen located?
- Matthew Gillen's practice location on file with NPPES is 2015 Uppergate Drive Ne 5th Floor, Atlanta, GA 30322-3039.
- What is Matthew Gillen's phone number?
- The practice phone number listed in the NPPES registry for Matthew Gillen is (404) 727-5765.
- Does Matthew Gillen accept Medicare?
- Matthew Gillen is approved to bill Medicare according to CMS PECOS enrollment data (2026.04.01). Confirm current participation with the provider before scheduling.
- Is Matthew Gillen's NPI active?
- Yes — Matthew Gillen's NPI (1366974461) is active in the NPPES registry as of the last update on 2024-07-12.
Source: CMS NPPES Data Dissemination (June 2026). NPI Central is not affiliated with CMS. Data is provided as-is from the public registry.