Anne O'Connor, MD
NPI 1235459561 · Pediatric Emergency Medicine (Emergency Medicine) Physician · Portland, ME
Enrolled with Medicare as Practitioner - Emergency Medicine · source: CMS PECOS Public Provider Enrollment (2026.04.01)
Anne O'Connor, MD is a Pediatric Emergency Medicine (Emergency Medicine) Physician provider in Portland, ME (NPI 1235459561).
Provider details
- NPI number
- 1235459561
- Entity type
- Individual
- Primary specialty
- Pediatric Emergency Medicine (Emergency Medicine) PhysicianAllopathic & Osteopathic Physicians
- Credential
- MD
- Sex
- Female
- Sole proprietor
- No
- License
- 0420015010 (VT)
Specialties & taxonomies
Allopathic & Osteopathic Physicians
Allopathic & Osteopathic Physicians
Allopathic & Osteopathic Physicians
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
16 yrs in NPPES registry
- Profile completeness38% of score
100% of core fields populated
- Practice footprint23% of score
4 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 (3)
- 35 Medical Center PkwyAugusta, ME 04330-8160Phone: (207) 248-5000
- 335 Brighton AvePortland, ME 04102-2363Phone: (207) 662-0111Fax: (207) 662-8133
- 528 Washington HwyMorrisville, VT 05661-8973Phone: (802) 888-8888
Registry dates
- Enumerated
- 2010-06-09
- Last updated
- 2026-01-28
- Certified
- 2026-01-28
Frequently asked questions
- What is Anne O'Connor's NPI number?
- Anne O'Connor's National Provider Identifier (NPI) is 1235459561, a unique 10-digit ID issued by CMS for use in standard healthcare transactions.
- What is Anne O'Connor's specialty?
- Anne O'Connor is listed in the NPPES registry with a primary specialty of Pediatric Emergency Medicine (Emergency Medicine) Physician (Allopathic & Osteopathic Physicians).
- Where is Anne O'Connor located?
- Anne O'Connor's practice location on file with NPPES is 22 Bramhall St, Portland, ME 04102-3134.
- What is Anne O'Connor's phone number?
- The practice phone number listed in the NPPES registry for Anne O'Connor is (207) 662-2381.
- Does Anne O'Connor accept Medicare?
- Anne O'Connor is approved to bill Medicare according to CMS PECOS enrollment data (2026.04.01). Confirm current participation with the provider before scheduling.
- Is Anne O'Connor's NPI active?
- Yes — Anne O'Connor's NPI (1235459561) is active in the NPPES registry as of the last update on 2026-01-28.
Source: CMS NPPES Data Dissemination (June 2026). NPI Central is not affiliated with CMS. Data is provided as-is from the public registry.