Karolyn Harker
NPI 1285427468 · Family Nurse Practitioner · South Bend, IN
Enrolled with Medicare as Practitioner - Nurse Practitioner · source: CMS PECOS Public Provider Enrollment (2026.04.01)
Karolyn Harker is a Family Nurse Practitioner provider in South Bend, IN (NPI 1285427468).
Provider details
- NPI number
- 1285427468
- Entity type
- Individual
- Primary specialty
- Family Nurse PractitionerPhysician Assistants & Advanced Practice Nursing Providers
- Sex
- Female
- Sole proprietor
- No
- License
- 71016948A (IN)
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
1 yr 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
- 2025-05-28
- Last updated
- 2025-11-07
- Certified
- 2025-11-07
Frequently asked questions
- What is Karolyn Harker's NPI number?
- Karolyn Harker's National Provider Identifier (NPI) is 1285427468, a unique 10-digit ID issued by CMS for use in standard healthcare transactions.
- What is Karolyn Harker's specialty?
- Karolyn Harker is listed in the NPPES registry with a primary specialty of Family Nurse Practitioner (Physician Assistants & Advanced Practice Nursing Providers).
- Where is Karolyn Harker located?
- Karolyn Harker's practice location on file with NPPES is 2235 Cleveland Rd, South Bend, IN 46628-3529.
- What is Karolyn Harker's phone number?
- The practice phone number listed in the NPPES registry for Karolyn Harker is (574) 647-4530.
- Does Karolyn Harker accept Medicare?
- Karolyn Harker is approved to bill Medicare according to CMS PECOS enrollment data (2026.04.01). Confirm current participation with the provider before scheduling.
- Is Karolyn Harker's NPI active?
- Yes — Karolyn Harker's NPI (1285427468) is active in the NPPES registry as of the last update on 2025-11-07.
Source: CMS NPPES Data Dissemination (June 2026). NPI Central is not affiliated with CMS. Data is provided as-is from the public registry.