Katharine Gross, AGACNP
NPI 1235898990 · Gerontology Nurse Practitioner · Kalamazoo, MI
Enrolled with Medicare as Practitioner - Nurse Practitioner · source: CMS PECOS Public Provider Enrollment (2026.04.01)
Katharine Gross, AGACNP is a Gerontology Nurse Practitioner provider in Kalamazoo, MI (NPI 1235898990).
Provider details
- NPI number
- 1235898990
- Entity type
- Individual
- Primary specialty
- Gerontology Nurse PractitionerPhysician Assistants & Advanced Practice Nursing Providers
- Credential
- AGACNP
- Sex
- Female
- Sole proprietor
- Yes
- License
- 4704297381 (MI)
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
- 2021-12-09
- Last updated
- 2023-01-03
- Certified
- 2023-01-03
Frequently asked questions
- What is Katharine Gross's NPI number?
- Katharine Gross's National Provider Identifier (NPI) is 1235898990, a unique 10-digit ID issued by CMS for use in standard healthcare transactions.
- What is Katharine Gross's specialty?
- Katharine Gross is listed in the NPPES registry with a primary specialty of Gerontology Nurse Practitioner (Physician Assistants & Advanced Practice Nursing Providers).
- Where is Katharine Gross located?
- Katharine Gross's practice location on file with NPPES is 601 John St Ste M-124, Kalamazoo, MI 49007-5377.
- What is Katharine Gross's phone number?
- The practice phone number listed in the NPPES registry for Katharine Gross is (269) 341-7500.
- Does Katharine Gross accept Medicare?
- Katharine Gross is approved to bill Medicare according to CMS PECOS enrollment data (2026.04.01). Confirm current participation with the provider before scheduling.
- Is Katharine Gross's NPI active?
- Yes — Katharine Gross's NPI (1235898990) is active in the NPPES registry as of the last update on 2023-01-03.
Source: CMS NPPES Data Dissemination (June 2026). NPI Central is not affiliated with CMS. Data is provided as-is from the public registry.