Carol Anne O'Leary, APRN, PNP
NPI 1225126832 · Pediatric Nurse Practitioner · Watertown, MA
Enrolled with Medicare as Practitioner - Nurse Practitioner · source: CMS PECOS Public Provider Enrollment (2026.04.01)
Carol Anne O'Leary, APRN, PNP is a Pediatric Nurse Practitioner provider in Watertown, MA (NPI 1225126832).
Provider details
- NPI number
- 1225126832
- Entity type
- Individual
- Primary specialty
- Pediatric Nurse PractitionerPhysician Assistants & Advanced Practice Nursing Providers
- Credential
- APRN, PNP
- Sex
- Female
- Sole proprietor
- No
- License
- 178285 (MA)
Specialties & taxonomies
Physician Assistants & Advanced Practice Nursing Providers
Nursing Service Providers
Profile Score
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
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
- 2006-10-10
- Last updated
- 2015-02-12
Frequently asked questions
- What is Carol Anne O'Leary's NPI number?
- Carol Anne O'Leary's National Provider Identifier (NPI) is 1225126832, a unique 10-digit ID issued by CMS for use in standard healthcare transactions.
- What is Carol Anne O'Leary's specialty?
- Carol Anne O'Leary is listed in the NPPES registry with a primary specialty of Pediatric Nurse Practitioner (Physician Assistants & Advanced Practice Nursing Providers).
- Where is Carol Anne O'Leary located?
- Carol Anne O'Leary's practice location on file with NPPES is 175 N Beacon St, Watertown, MA 02472-2751.
- What is Carol Anne O'Leary's phone number?
- The practice phone number listed in the NPPES registry for Carol Anne O'Leary is (617) 972-7290.
- Does Carol Anne O'Leary accept Medicare?
- Carol Anne O'Leary is approved to bill Medicare according to CMS PECOS enrollment data (2026.04.01). Confirm current participation with the provider before scheduling.
- Is Carol Anne O'Leary's NPI active?
- Yes — Carol Anne O'Leary's NPI (1225126832) is active in the NPPES registry as of the last update on 2015-02-12.
Source: CMS NPPES Data Dissemination (June 2026). NPI Central is not affiliated with CMS. Data is provided as-is from the public registry.