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GABRIELLE WISNIEWSKI WILLACKER PA-C
NPI 1174344261
Physician Assistant in Grand Rapids, MI

Active since October 21, 2024PECOS EnrolledAccepts Medicare Assignment
100 MICHIGAN ST NE, GRAND RAPIDS, MI 49503(616) 391-3139 Get Directions Write a Review

NPPES record last updated: February 10, 2025. Verified against the NPPES registry weekly; last sync: August 09, 2026.

About Gabrielle Wisniewski Willacker Pa-c NPPES

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

GABRIELLE WISNIEWSKI WILLACKER PA-C (NPI 1174344261) is an individual physician assistant in Grand Rapids, Michigan, licensed in Michigan (5601012800) and active in the NPI registry since October 2024. She is enrolled in Medicare PECOS, is affiliated with Spectrum Health United Hospital, and is a graduate of Other (2024).

NPPES Registry Identity

NPI1174344261
Entity TypeIndividualFemale
Primary Taxonomy363A00000X
Provider Legal NameGABRIELLE WISNIEWSKI WILLACKERCredential: PA-C
Location Address100 MICHIGAN ST NEGrand Rapids, MI 49503-2560
Mailing Address100 Michigan St Ne # Mc845Grand Rapids, MI 49503-2560
Phone(616) 391-3139
Sole ProprietorNo
Medical School CMSOtherGraduated 2024
Enumeration DateOctober 21, 2024
Last NPPES UpdateFebruary 10, 2025
NPPES CertifiedFebruary 10, 2025
✔ NPI 1174344261 is a valid, active identifier and passes the ISO check-digit test.

Specialties & Licenses

★ Primary SpecialtyPhysician AssistantPhysician Assistants & Advanced Practice Nursing Providers
Taxonomy Code363A00000X
License✔ Licensed in MI · 5601012800
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.
100 MICHIGAN ST NE, Grand Rapids, MI 49503
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Accepted Insurance

The full list of accepted plans is on the Insurance tab. Issuers include Ambetter from Buckeye Health Plan, Ambetter from Meridian, Ambetter Health and more.Insurance ›

Medicare Participation & PECOS CMS

Medicare enrollment, assignment, and ordering and referring status from the CMS PECOS system.

Medicare Enrollment Status

✔

Enrolled in Medicare and accepts Medicare assignment

Gabrielle Wisniewski Willacker Pa-c is registered in PECOS and agrees to accept the Medicare-approved amount as full payment. Medicare patients are not billed beyond the standard deductible and coinsurance.

PECOS PAC ID840727434
PECOS Enrollment IDI20241220000565
Eligible to Order & Refer✔ Part B Labs & Imaging✔ Durable Medical Equipment✔ Home Health Agency✔ Power Mobility DevicesPer the CMS Ordering and Referring file. Eligibility means Medicare pays claims that this provider orders or refers for these categories.

Hospital Affiliations CMS Care Compare 3

Hospitals where this provider delivers care, identified from recent Medicare claims and place-of-service records.

Spectrum Health United Hospital

Acute Care Hospitals · Greenville, MI
4/5 CMS rating
OwnershipVoluntary non-profit - Other
CMS Certification Number230035
Location615 S Bower StreetGreenville, MI 48838 · Montcalm County
Birthing friendly

Spectrum Health

Acute Care Hospitals · Grand Rapids, MI
5/5 CMS rating
OwnershipVoluntary non-profit - Private
CMS Certification Number230038
Location100 Michigan St NEGrand Rapids, MI 49503 · Kent County
Emergency services Birthing friendly

Corewell Health Big Rapids Hospital

Acute Care Hospitals · Big Rapids, MI
4/5 CMS rating
OwnershipVoluntary non-profit - Private
CMS Certification Number230093
Location605 Oak StreetBig Rapids, MI 49307 · Mecosta County
Emergency services Birthing friendly

Physician Visit Costs CMS claims · ZIP area

Typical Medicare office-visit costs in the 49503 ZIP code area, from fee-for-service claims. These are area statistics, not this provider’s prices; actual charges vary by service and coverage.

New Patient
$84.74 typical visit price
range $54.34 – $166.68
Typical copayment $21.18 (range $13.58 – $41.67)
Most-billed visit code 99203
Established Patient
$68.07 typical visit price
range $17.09 – $135.40
Typical copayment $17.01 (range $4.27 – $33.85)
Most-billed visit code 99213
Amounts reflect what Medicare beneficiaries in this ZIP area are typically charged for office visits. Patients with other coverage should check their individual plans.

Other Providers at the Same Location NPPES 20

Providers registered at the same practice address, or within the immediate area, according to the NPPES registry.

MAUREEN TAN PEDRES M.D.
Internal Medicine
100 MICHIGAN ST NE, SUITE A721
GRAND RAPIDS, MI 49503
Kent County (616) 391-3139
MATTHEW H ARMSTRONG MD
Anesthesiology
100 MICHIGAN ST NE
GRAND RAPIDS, MI 49503
Kent County (616) 391-1510
ALINE DE QUADROS TEIXEIRA MD
Internal Medicine
100 MICHIGAN ST NE
GRAND RAPIDS, MI 49503
Kent County (616) 391-3139
DR. LINDSEY DANIELLE CONRADO PT, DPT
Physical Therapist
100 MICHIGAN ST NE
GRAND RAPIDS, MI 49503
Kent County (161) 639-1177
DANIEL H. ROBINSON D.O.
Anesthesiology
100 MICHIGAN ST NE
GRAND RAPIDS, MI 49503
Kent County (616) 391-1510
MARK GREENWOOD DO
Emergency Medicine
100 MICHIGAN ST NE, MC 71
GRAND RAPIDS, MI 49503
Kent County (616) 391-5310
RAYMOND SCUREK MD
Emergency Medicine
100 MICHIGAN ST NE
GRAND RAPIDS, MI 49503
Kent County (616) 391-1680
MRS. RACHEL LEIGH VANSTRIEN PA-C
Physician Assistant
100 MICHIGAN ST NE, SUITE 8861
GRAND RAPIDS, MI 49503
Kent County (616) 391-0800

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 Gabrielle Willacker's NPI number?

The NPI number for Gabrielle Willacker is 1174344261. It was assigned to this individual provider in the NPPES registry on October 21, 2024.

Where is Gabrielle Willacker located?

Gabrielle Willacker practices at 100 Michigan St NE, Grand Rapids, MI 49503. The listed phone number is (616) 391-3139.

What is Gabrielle Willacker's specialty?

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

Is Gabrielle Willacker enrolled in Medicare?

Yes. Gabrielle Willacker is registered in the Medicare PECOS system and accepts Medicare assignment, which means accepting the Medicare-approved amount as payment in full for covered services.

What insurance does Gabrielle Willacker accept?

Health plans from Ambetter Health, Ambetter from Buckeye Health Plan, Ambetter from Meridian and Priority Health list Gabrielle Willacker as in-network in at least one marketplace plan. Coverage varies by plan and year; verify with the insurer or the provider before a visit.

Is Gabrielle Willacker affiliated with any hospitals?

According to CMS data, Gabrielle Willacker is affiliated with Spectrum Health United Hospital, Spectrum Health and Corewell Health Big Rapids Hospital.

When was this NPI record last updated?

The NPPES record for Gabrielle Willacker was last updated on February 10, 2025. NPI Profile syncs weekly with the NPPES registry data releases published by CMS. This NPI record was last updated 17 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.