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ZACHARY KROL
NPI 1841886553
Anesthesiologist Assistant in Grand Rapids, MI

Active since December 16, 2020Accepts Medicare Assignment
100 MICHIGAN ST NE, GRAND RAPIDS, MI 49503(616) 364-4200(616) 364-7347 Get Directions Write a Review

NPPES record last updated: December 16, 2020. Verified against the NPPES registry weekly; last sync: October 18, 2026.

About Zachary Krol NPPES

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

ZACHARY KROL (NPI 1841886553) is an individual anesthesiologist assistant in Grand Rapids, Michigan, licensed in Michigan (32697812) and active in the NPI registry since December 2020. He is affiliated with University Of Michigan Health - West and is a graduate of Indiana University School Of Medicine (2020).

NPPES Registry Identity

NPI1841886553
Entity TypeIndividualMale
Primary Taxonomy367H00000X
Provider Legal NameZACHARY KROL
Location Address100 MICHIGAN ST NEGrand Rapids, MI 49503-2560
Mailing Address3333 Evergreen Dr Ne Ste 100Grand Rapids, MI 49525-9493 · (616) 364-4200 · Fax (616) 364-7347
Phone(616) 364-4200
Fax(616) 364-7347
Sole ProprietorNo
Medical School CMSIndiana University School Of MedicineGraduated 2020
Enumeration DateDecember 16, 2020
NPPES CertifiedDecember 16, 2020
✔ NPI 1841886553 is a valid, active identifier and passes the ISO check-digit test.

Specialties & Licenses

★ Primary SpecialtyAnesthesiologist AssistantPhysician Assistants & Advanced Practice Nursing Providers
Taxonomy Code367H00000X
License✔ Licensed in MI · 32697812
Definition
An individual certified by the state to perform anesthesia services under the direct supervision of an anesthesiologist. Anesthesiologist Assistants are required to have a bachelor's degree with a premed curriculum prior to entering a two-year anesthesiology assistant program, which is focused upon the delivery and maintenance of anesthesia care as well as advanced patient monitoring techniques. An Anesthesiologist Assistant must work as a member of the anesthesia care team under the direction of a qualified Anesthesiologist.
100 MICHIGAN ST NE, Grand Rapids, MI 49503
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Medicare Participation & PECOS CMS

Medicare enrollment, assignment, billing reassignment, and ordering and referring status from CMS.

Medicare Enrollment Status

✔

Enrolled in Medicare and accepts Medicare assignment

Zachary Krol 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 ID5092128231
PECOS Enrollment IDI20210108000564

Medicare Billing Reassignments

2

Medicare enrollment records show Zachary Krol reassigns Medicare billing to 2 organizations. Each organization bills Medicare for the services this provider delivers there; the nearest is listed first.

West Michigan Anesthesia, PC
5.1 mi
Anesthesiology
3333 EVERGREEN DR NE
Grand Rapids, MI 49525
  • Reassigned Medicare billing, Michigan enrollment
  • 46 clinicians in this Medicare group
NPI 1225016926 (616) 364-4200
Anesthesia Medical Consultants, PC
5.2 mi
Anesthesiology
3333 EVERGREEN DR NE
Grand Rapids, MI 49525
  • Reassigned Medicare billing, Michigan enrollment
  • 117 clinicians in this Medicare group
NPI 1063710689 (616) 364-4200

Source: CMS Revalidation Reassignment List, October 2026 release. Reassignment records can lag staffing changes; confirm a current affiliation with the organization.

Areas of Expertise CMS Part B claims 2

Services this provider delivered to Medicare fee-for-service patients, from the CMS Medicare utilization data. Higher counts generally reflect more experience with a service; care delivered outside Medicare is not included.

Anesthesia for other procedure on large bowel using an endoscope 00811
Anesthesia for an endoscopic procedure on the large bowel ensures comfort and relaxation during the procedure. You'll be given medication to make you drowsy or asleep, eliminating any discomfort. The medication can be administered through a vein or inhaled.
12 services12 patients
Anesthesia for other procedure on esophagus, stomach, or upper small bowel using an endoscope 00731
This procedure involves the use of an endoscope, a flexible tube with a light and camera, to examine your esophagus, stomach, or upper small bowel. Anesthesia ensures you are comfortable and pain-free during the procedure.
11 services11 patients

Hospital Affiliations CMS Care Compare

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

University Of Michigan Health - West

Acute Care Hospitals · Wyoming, MI
4/5 CMS rating
OwnershipVoluntary non-profit - Private
CMS Certification Number230236
Location5900 Byron Center Avenue, SWWyoming, MI 49519 · Kent County
Emergency services Birthing friendly

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 Zachary Krol's NPI number?

The NPI number for Zachary Krol is 1841886553. It was assigned to this individual provider in the NPPES registry on December 16, 2020.

Where is Zachary Krol located?

Zachary Krol practices at 100 Michigan St NE, Grand Rapids, MI 49503. The listed phone number is (616) 364-4200.

What is Zachary Krol's specialty?

The primary specialty registered for this NPI is Anesthesiologist Assistant with taxonomy code 367H00000X.

Is Zachary Krol enrolled in Medicare?

Yes. Zachary Krol 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.

Which organizations bill Medicare for Zachary Krol's services?

According to the CMS Revalidation Reassignment List (October 2026 release), Zachary Krol reassigns Medicare benefits to 2 organizations: West Michigan Anesthesia, PC (Grand Rapids, MI) and Anesthesia Medical Consultants, PC (Grand Rapids, MI). 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 Zachary Krol's services. Reassignment records can lag staffing changes; confirm current arrangements with the organization.

Is Zachary Krol affiliated with any hospitals?

According to CMS data, Zachary Krol is affiliated with University Of Michigan Health - West.

When was this NPI record last updated?

The NPPES record for Zachary Krol was last updated on December 16, 2020. NPI Profile syncs weekly with the NPPES registry data releases published by CMS. This NPI record was last updated 5 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.