Ann O'Connor, RN, CNP
NPI 1447862925 · Family Nurse Practitioner · Leominster, MA
Ann O'Connor, RN, CNP is a Family Nurse Practitioner provider in Leominster, MA (NPI 1447862925).
Provider details
- NPI number
- 1447862925
- Entity type
- Individual
- Primary specialty
- Family Nurse PractitionerPhysician Assistants & Advanced Practice Nursing Providers
- Credential
- RN, CNP
- Sex
- Female
- Sole proprietor
- Yes
- License
- 151641 (MA)
Specialties & taxonomies
Physician Assistants & Advanced Practice Nursing Providers
Profile Score
A profile completeness & documented-activity index — NOT a quality, outcomes, or patient-satisfaction rating.
- Registry tenure38% of score
5 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
- 2020-08-17
- Last updated
- 2020-08-17
- Certified
- 2020-08-17
Frequently asked questions
- What is Ann O'Connor's NPI number?
- Ann O'Connor's National Provider Identifier (NPI) is 1447862925, a unique 10-digit ID issued by CMS for use in standard healthcare transactions.
- What is Ann O'Connor's specialty?
- Ann O'Connor is listed in the NPPES registry with a primary specialty of Family Nurse Practitioner (Physician Assistants & Advanced Practice Nursing Providers).
- Where is Ann O'Connor located?
- Ann O'Connor's practice location on file with NPPES is 223 Stuart Ave, Leominster, MA 01453-6755.
- What is Ann O'Connor's phone number?
- The practice phone number listed in the NPPES registry for Ann O'Connor is (978) 855-4051.
- Is Ann O'Connor's NPI active?
- Yes — Ann O'Connor's NPI (1447862925) is active in the NPPES registry as of the last update on 2020-08-17.
Source: CMS NPPES Data Dissemination (June 2026). NPI Central is not affiliated with CMS. Data is provided as-is from the public registry.