Gretchen Pianka, M.D.
NPI 1013953991 · Pediatrics Physician · Portland, ME
Enrolled with Medicare as Practitioner - Pediatric Medicine · source: CMS PECOS Public Provider Enrollment (2026.04.01)
Gretchen Pianka, M.D. is a Pediatrics Physician provider in Portland, ME (NPI 1013953991).
Provider details
- NPI number
- 1013953991
- Entity type
- Individual
- Primary specialty
- Pediatrics PhysicianAllopathic & Osteopathic Physicians
- Credential
- M.D.
- Sex
- Female
- Sole proprietor
- No
- License
- 016560 (ME)
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
2 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 (1)
- 295 Park AvePortland, ME 04102-2911Phone: (207) 874-2141Fax: (207) 874-2164
Registry dates
- Enumerated
- 2006-06-21
- Last updated
- 2025-04-02
- Certified
- 2025-04-02
Frequently asked questions
- What is Gretchen Pianka's NPI number?
- Gretchen Pianka's National Provider Identifier (NPI) is 1013953991, a unique 10-digit ID issued by CMS for use in standard healthcare transactions.
- What is Gretchen Pianka's specialty?
- Gretchen Pianka is listed in the NPPES registry with a primary specialty of Pediatrics Physician (Allopathic & Osteopathic Physicians).
- Where is Gretchen Pianka located?
- Gretchen Pianka's practice location on file with NPPES is 180 Park Ave Ste 1, Portland, ME 04102-2927.
- What is Gretchen Pianka's phone number?
- The practice phone number listed in the NPPES registry for Gretchen Pianka is (207) 874-2141.
- Does Gretchen Pianka accept Medicare?
- Gretchen Pianka is approved to bill Medicare according to CMS PECOS enrollment data (2026.04.01). Confirm current participation with the provider before scheduling.
- Is Gretchen Pianka's NPI active?
- Yes — Gretchen Pianka's NPI (1013953991) is active in the NPPES registry as of the last update on 2025-04-02.
Source: CMS NPPES Data Dissemination (June 2026). NPI Central is not affiliated with CMS. Data is provided as-is from the public registry.