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NICHOLAS SIMPSON
NPI 1497217335
Anesthesiologist Assistant in Grand Rapids, MI

Active since April 01, 2019Accepts Medicare Assignment
3333 EVERGREEN DR NE, GRAND RAPIDS, MI 49525(616) 364-4200 Get Directions Write a Review

NPPES record last updated: April 1, 2019. Verified against the NPPES registry weekly; last sync: October 18, 2026.

About Nicholas Simpson NPPES

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

NICHOLAS SIMPSON (NPI 1497217335) is an individual anesthesiologist assistant in Grand Rapids, Michigan and active in the NPI registry since April 2019. He is affiliated with University Of Michigan Health - West and is a graduate of Other (2019).

NPPES Registry Identity

NPI1497217335
Entity TypeIndividualMale
Primary Taxonomy367H00000X
Provider Legal NameNICHOLAS SIMPSON
Location Address3333 EVERGREEN DR NEGrand Rapids, MI 49525-9493
Mailing Address3333 Evergreen Dr NeGrand Rapids, MI 49525-9493
Phone(616) 364-4200
Sole ProprietorNo
Medical School CMSOtherGraduated 2019
Enumeration DateApril 1, 2019
✔ NPI 1497217335 is a valid, active identifier and passes the ISO check-digit test.

Specialties & Licenses

★ Primary SpecialtyAnesthesiologist AssistantPhysician Assistants & Advanced Practice Nursing Providers
Taxonomy Code367H00000X
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.
3333 EVERGREEN DR NE, Grand Rapids, MI 49525
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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

Nicholas Simpson 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 ID7517291107
PECOS Enrollment IDI20190702001496

Medicare Billing Reassignments

2

Medicare enrollment records show Nicholas Simpson 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
Same address
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
0.1 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.

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.

MR. JEFFREY RYAN HALL AA
Anesthesiologist Assistant
3333 EVERGREEN DR NE
GRAND RAPIDS, MI 49525
Kent County (616) 364-4200
MRS. LINDSAY E MCKELVEY CRNA
Nurse Anesthetist, Certified Registered
3333 EVERGREEN DR NE
GRAND RAPIDS, MI 49525
Kent County (616) 364-4200
DR. JEFFREY M RICKETTS DO
Anesthesiology
3333 EVERGREEN DR NE
GRAND RAPIDS, MI 49525
Kent County (616) 364-4200
MRS. HEATHER M MONTGOMERY-KANITZ CRNA
Nurse Anesthetist, Certified Registered
3333 EVERGREEN DR NE
GRAND RAPIDS, MI 49525
Kent County (616) 364-4200
DR. VIVIAN NNENNA ONYEWUCHE M.D.
Anesthesiology
3333 EVERGREEN DR NE
GRAND RAPIDS, MI 49525
Kent County (616) 364-4200
DR. ERIC LEE LARSON MD
Anesthesiology
3333 EVERGREEN DR NE
GRAND RAPIDS, MI 49525
Kent County (616) 364-4200
DR. ANNA MARIA UITVLUGT MD
Anesthesiology
3333 EVERGREEN DR NE
GRAND RAPIDS, MI 49525
Kent County (616) 364-4200
ANESTHESIA MEDICAL CONSULTANTS, PC
Anesthesiology
3333 EVERGREEN DR NE
GRAND RAPIDS, MI 49525
Kent County (616) 364-4200

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 Nicholas Simpson's NPI number?

The NPI number for Nicholas Simpson is 1497217335. It was assigned to this individual provider in the NPPES registry on April 1, 2019.

Where is Nicholas Simpson located?

Nicholas Simpson practices at 3333 Evergreen Dr NE, Grand Rapids, MI 49525. The listed phone number is (616) 364-4200.

What is Nicholas Simpson's specialty?

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

Is Nicholas Simpson enrolled in Medicare?

Yes. Nicholas Simpson 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 Nicholas Simpson's services?

According to the CMS Revalidation Reassignment List (October 2026 release), Nicholas Simpson 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 Nicholas Simpson's services. Reassignment records can lag staffing changes; confirm current arrangements with the organization.

Is Nicholas Simpson affiliated with any hospitals?

According to CMS data, Nicholas Simpson is affiliated with University Of Michigan Health - West.

When was this NPI record last updated?

The NPPES record for Nicholas Simpson was last updated on April 1, 2019. NPI Profile syncs weekly with the NPPES registry data releases published by CMS. This NPI record was last updated 7 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.