IndividualActive
Gregory O'Neill, MD
NPI 1871600254 · Family Medicine Physician · Kennebunk, ME
Provider details
- NPI number
- 1871600254
- Entity type
- Individual
- Primary specialty
- Family Medicine PhysicianAllopathic & Osteopathic Physicians
- Credential
- MD
- Sex
- Male
- Sole proprietor
- No
- License
- 036-084531 (IL)
Specialties & taxonomies
Allopathic & Osteopathic Physicians
Allopathic & Osteopathic Physicians
Allopathic & Osteopathic Physicians
Profile Score
Detailed profile(100/100 index)
A profile completeness & documented-activity index — NOT a quality, outcomes, or patient-satisfaction rating.
- Registry tenure38% of score
19 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
2 Livewell Dr
Kennebunk, ME 04043
Phone: (207) 467-6900
Approximate (ZIP-level) locationGet directions
Mailing address
1 Medical Center Dr
Biddeford, ME 04005-9422
Additional practice locations (3)
- 25a June St Ste 11Sanford, ME 04073-2642Phone: (207) 490-7900
- 10400 75th StKenosha, WI 53142-8323Phone: (262) 697-7000Fax: (262) 948-3028
- 10400 75th StKenosha, WI 53142-8323Phone: (262) 697-7000Fax: (262) 948-3028
Registry dates
- Enumerated
- 2006-08-23
- Last updated
- 2019-03-11
Source: CMS NPPES Data Dissemination (June 2026). NPI Central is not affiliated with CMS. Data is provided as-is from the public registry.