Catherine Karner, APRN
NPI 1316564396 · Family Nurse Practitioner · New Haven, CT
Enrolled with Medicare as Practitioner - Nurse Practitioner · source: CMS PECOS Public Provider Enrollment (2026.04.01)
Catherine Karner, APRN is a Family Nurse Practitioner provider in New Haven, CT (NPI 1316564396).
Provider details
- NPI number
- 1316564396
- Entity type
- Individual
- Primary specialty
- Family Nurse PractitionerPhysician Assistants & Advanced Practice Nursing Providers
- Credential
- APRN
- Sex
- Female
- Sole proprietor
- No
- License
- 12.009016 (CT)
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
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
- 2020-06-25
- Last updated
- 2025-05-20
- Certified
- 2025-05-20
Frequently asked questions
- What is Catherine Karner's NPI number?
- Catherine Karner's National Provider Identifier (NPI) is 1316564396, a unique 10-digit ID issued by CMS for use in standard healthcare transactions.
- What is Catherine Karner's specialty?
- Catherine Karner is listed in the NPPES registry with a primary specialty of Family Nurse Practitioner (Physician Assistants & Advanced Practice Nursing Providers).
- Where is Catherine Karner located?
- Catherine Karner's practice location on file with NPPES is 20 York St, New Haven, CT 06510-3220.
- What is Catherine Karner's phone number?
- The practice phone number listed in the NPPES registry for Catherine Karner is (203) 925-3637.
- Does Catherine Karner accept Medicare?
- Catherine Karner is approved to bill Medicare according to CMS PECOS enrollment data (2026.04.01). Confirm current participation with the provider before scheduling.
- Is Catherine Karner's NPI active?
- Yes — Catherine Karner's NPI (1316564396) is active in the NPPES registry as of the last update on 2025-05-20.
Source: CMS NPPES Data Dissemination (June 2026). NPI Central is not affiliated with CMS. Data is provided as-is from the public registry.