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ROGER HOLOWACH
NPI 1902748411
Physician Assistant in Petoskey, MI

Active since April 06, 2026
516 KALAMAZOO AVE, PETOSKEY, MI 49770(231) 340-4945 Get Directions Write a Review

NPPES record last updated: April 6, 2026. Verified against the NPPES registry weekly; last sync: August 02, 2026.

About Roger Holowach NPPES

Official registry information on file with the National Plan and Provider Enumeration System.

ROGER HOLOWACH (NPI 1902748411) is an individual physician assistant in Petoskey, Michigan and active in the NPI registry since April 2026.

NPPES Registry Identity

NPI1902748411
Entity TypeIndividualMale
Primary Taxonomy363A00000X
Provider Legal NameROGER HOLOWACH
Location Address516 KALAMAZOO AVEPetoskey, MI 49770-2743
Mailing Address516 Kalamazoo AvePetoskey, MI 49770-2743 · (231) 340-4945
Phone(231) 340-4945
Sole ProprietorNo
Enumeration DateApril 6, 2026
NPPES CertifiedApril 6, 2026
✔ NPI 1902748411 is a valid, active identifier and passes the ISO check-digit test.

Specialties & Licenses

★ Primary SpecialtyPhysician AssistantPhysician Assistants & Advanced Practice Nursing Providers
Taxonomy Code363A00000X
Definition
A physician assistant is a person who has successfully completed an accredited education program for physician assistant, is licensed by the state and is practicing within the scope of that license. Physician assistants are formally trained to perform many of the routine, time-consuming tasks a physician can do. In some states, they may prescribe medications. They take medical histories, perform physical exams, order lab tests and x-rays, and give inoculations. Most states require that they work under the supervision of a physician.
516 KALAMAZOO AVE, Petoskey, MI 49770
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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 Roger Holowach's NPI number?

The NPI number for Roger Holowach is 1902748411. It was assigned to this individual provider in the NPPES registry on April 6, 2026.

Where is Roger Holowach located?

Roger Holowach practices at 516 Kalamazoo Ave, Petoskey, MI 49770. The listed phone number is (231) 340-4945.

What is Roger Holowach's specialty?

The primary specialty registered for this NPI is Physician Assistant with taxonomy code 363A00000X.

When was this NPI record last updated?

The NPPES record for Roger Holowach was last updated on April 6, 2026. NPI Profile syncs weekly with the NPPES registry data releases published by CMS. This NPI record was last updated 4 months 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.