KATHERINE PERKO HOLLANDER AGPCNP-BC
NPI 1245858307
Nurse Practitioner - Adult Health in Berkley, MI
About Katherine Perko Hollander Agpcnp-bc NPPES
Official registry information on file with the National Plan and Provider Enumeration System.
KATHERINE PERKO HOLLANDER AGPCNP-BC (NPI 1245858307) is an individual adult health provider in Berkley, Michigan, licensed in Michigan (4704335808) and active in the NPI registry since July 2020. She is enrolled in Medicare PECOS.
NPPES Registry Identity
Specialties & Licenses
Medicare Participation & PECOS CMS
Medicare enrollment, assignment, billing reassignment, and ordering and referring status from CMS.
Medicare Enrollment Status
Enrolled in Medicare (PECOS)
Katherine Perko Hollander Agpcnp-bc is registered in the CMS Provider Enrollment, Chain and Ownership System (PECOS).
Medicare Billing Reassignments
2Medicare enrollment records show Katherine Hollander reassigns Medicare billing to 2 organizations. Each organization bills Medicare for the services this provider delivers there; the nearest is listed first.
Wichita, KS 67202
- Reassigned Medicare billing, Kansas enrollment
- 260 clinicians in this Medicare group
Dallas, TX 75244
- Reassigned Medicare billing, Michigan enrollment
- 666 clinicians in this Medicare group
Source: CMS Revalidation Reassignment List, October 2026 release. Reassignment records can lag staffing changes; confirm a current affiliation with the organization.
Physician Visit Costs CMS claims · ZIP area
Typical Medicare office-visit costs in the 48072 ZIP code area, from fee-for-service claims. These are area statistics, not this provider’s prices; actual charges vary by service and coverage.
Frequently Asked Questions NPPES & CMS
Common questions about this NPI record, answered from the official NPPES registry and CMS datasets shown on this page.
What is Katherine Hollander's NPI number?
The NPI number for Katherine Hollander is 1245858307. It was assigned to this individual provider in the NPPES registry on July 6, 2020.
Where is Katherine Hollander located?
Katherine Hollander practices at 2274 Earlmont Rd, Berkley, MI 48072. The listed phone number is (816) 223-9918.
What is Katherine Hollander's specialty?
The primary specialty registered for this NPI is Nurse Practitioner, specializing in Adult Health, with taxonomy code 363LA2200X.
Is Katherine Hollander enrolled in Medicare?
Yes. Katherine Hollander is registered in the Medicare PECOS enrollment system.
Which organizations bill Medicare for Katherine Hollander's services?
According to the CMS Revalidation Reassignment List (October 2026 release), Katherine Hollander reassigns Medicare benefits to 2 organizations: Signify Health Medical Associates Of Kansas LLC (Wichita, KS) and Signify Health Medical Associates, PLLC (Dallas, TX). Each reassignment is filed with Medicare on form CMS-855R, signed by both the clinician and the organization, and lets the organization bill Medicare and receive payment for Katherine Hollander's services. Reassignment records can lag staffing changes; confirm current arrangements with the organization.
When was this NPI record last updated?
The NPPES record for Katherine Hollander was last updated on July 6, 2020. NPI Profile syncs weekly with the NPPES registry data releases published by CMS. This NPI record was last updated 6 years ago. If this record has changed at CMS more recently, you can request an on-demand re-check against the live CMS registry, directly from this page.