Kim Kastein, NP
NPI 1255088092 · Nurse Practitioner · Oshkosh, WI
Enrolled with Medicare as Practitioner - Nurse Practitioner · source: CMS PECOS Public Provider Enrollment (2026.04.01)
Kim Kastein, NP is a Nurse Practitioner provider in Oshkosh, WI (NPI 1255088092).
Provider details
- NPI number
- 1255088092
- Entity type
- Individual
- Primary specialty
- Nurse PractitionerPhysician Assistants & Advanced Practice Nursing Providers
- Credential
- NP
- Sex
- Female
- Sole proprietor
- No
- License
- 11847 (WI)
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
4 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
- 2022-03-02
- Last updated
- 2025-03-25
- Certified
- 2025-03-25
Frequently asked questions
- What is Kim Kastein's NPI number?
- Kim Kastein's National Provider Identifier (NPI) is 1255088092, a unique 10-digit ID issued by CMS for use in standard healthcare transactions.
- What is Kim Kastein's specialty?
- Kim Kastein is listed in the NPPES registry with a primary specialty of Nurse Practitioner (Physician Assistants & Advanced Practice Nursing Providers).
- Where is Kim Kastein located?
- Kim Kastein's practice location on file with NPPES is 855 N Westhaven Dr, Oshkosh, WI 54904-7668.
- What is Kim Kastein's phone number?
- The practice phone number listed in the NPPES registry for Kim Kastein is (920) 456-7352.
- Does Kim Kastein accept Medicare?
- Kim Kastein is approved to bill Medicare according to CMS PECOS enrollment data (2026.04.01). Confirm current participation with the provider before scheduling.
- Is Kim Kastein's NPI active?
- Yes — Kim Kastein's NPI (1255088092) is active in the NPPES registry as of the last update on 2025-03-25.
Source: CMS NPPES Data Dissemination (June 2026). NPI Central is not affiliated with CMS. Data is provided as-is from the public registry.