KAY L AARDEMA MD
NPI 1407840051
Pathology - Anatomic Pathology & Clinical Pathology in Grand Rapids, MI

Active since September 09, 2005PECOS EnrolledAccepts Medicare Assignment
200 JEFFERSON AVE SE, GRAND RAPIDS, MI 49503(616) 685-6258 Get Directions Write a Review

NPPES record last updated: March 3, 2022. Verified against the NPPES registry weekly; last sync: July 26, 2026.

About Kay L Aardema Md NPPES

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

KAY L AARDEMA MD (NPI 1407840051) is an individual anatomic pathology & clinical pathology provider in Grand Rapids, Michigan, licensed in Michigan (4301063289) and active in the NPI registry since September 2005. She is enrolled in Medicare PECOS, is affiliated with Mercy Health Saint Mary's, and maintains a secondary practice location in Wyoming.

NPPES Registry Identity

NPI1407840051
Entity TypeIndividualFemale
Primary Taxonomy207ZP0102X
Provider Legal NameKAY L AARDEMACredential: MD
Location Address200 JEFFERSON AVE SEGrand Rapids, MI 49503-4502
Mailing AddressPo Box 1629Lima, OH 45802-1629 · (877) 378-4293 · Fax (419) 866-5453
Sole ProprietorNo
Medical School CMSWayne State University School Of MedicineGraduated 1994
Enumeration DateSeptember 9, 2005
Last NPPES UpdateMarch 3, 2022
NPPES CertifiedMarch 3, 2022
NPI 1407840051 is a valid, active identifier and passes the ISO check-digit test.

Specialties & Licenses

Primary SpecialtyPathology · Anatomic Pathology & Clinical PathologyAllopathic & Osteopathic Physicians
Taxonomy Code207ZP0102X
License Licensed in MI · 4301063289
Definition

A pathologist deals with the causes and nature of disease and contributes to diagnosis, prognosis and treatment through knowledge gained by the laboratory application of the biologic, chemical and physical sciences. A pathologist uses information gathered from the microscopic examination of tissue specimens, cells and body fluids, and from clinical laboratory tests on body fluids and secretions for the diagnosis, exclusion and monitoring of disease.

200 JEFFERSON AVE SE, Grand Rapids, MI 49503

Secondary Practice Location 1

Location 15900 Byron Center Ave SWWyoming, MI 49519-9606 · Phone (616) 252-7166

Other Identifiers 2

Medicaid4158640MI
Medicaid1407840051MI

Accepted 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

Kay L Aardema Md 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 ID2264563451
PECOS Enrollment IDI20100707000384
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.

Areas of Expertise CMS Part B claims 12

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.

Pathology examination of tissue using a microscope, intermediate complexity 88305
A pathology examination of tissue with intermediate complexity involves studying a small sample of your body tissue under a microscope. This helps in identifying any abnormal cells or signs of disease. It's a detailed process requiring expert analysis to ensure accurate results.
339 services208 patients
Special stained specimen slides to examine tissue, each additional procedure 88341
Special stained specimen slides are used to analyze tissue in detail. In this process, extra procedures may be needed for a more thorough examination. These involve applying special stains to the tissue on slides, enhancing specific elements for closer study.
81 services30 patients
Pathology examination of tissue using a microscope, moderately high complexity 88307
A pathology examination of tissue with moderate complexity involves a detailed study of a small tissue sample from your body. Using a microscope, experts analyze the tissue's structure and cells to identify any abnormalities. This helps in diagnosing various health conditions accurately.
76 services42 patients
Special stained specimen slides to examine tissue, initial procedure 88342
This procedure involves the use of specially stained slides to examine tissue samples. The initial process involves obtaining a small tissue sample from your body. This sample is then placed on a slide and stained with special dyes to highlight different structures and elements. The stained slide is then examined under a microscope to help diagnose any potential health issues.
58 services49 patients
Cell examination of specimen, selective cellular enhancement technique 88112
Cell examination of a specimen using selective cellular enhancement technique is a lab process that improves the visibility of certain cells in a sample. It helps in identifying abnormalities or diseases. The process is non-invasive, safe, and aids in accurate diagnosis.
40 services37 patients
Microscopic genetic analysis of tumor, manual 88360
Microscopic genetic analysis of a tumor involves examining your tumor's genes under a microscope. This helps identify specific genetic changes in the tumor cells. This information can aid in diagnosing, predicting disease progression, and determining the most effective treatment options.
37 services16 patients

Hospital Affiliations CMS Care Compare

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

Mercy Health Saint Mary's

Acute Care Hospitals · Grand Rapids, MI
4/5 CMS rating
OwnershipVoluntary non-profit - Church
CMS Certification Number230059
Location200 Jefferson Avenue SEGrand Rapids, MI 49503 · Kent 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
$126.15 typical visit price
range $54.34 – $166.68
Typical copayment $31.53 (range $13.58 – $41.67)
Most-billed visit code 99204
Established Patient
$96.44 typical visit price
range $17.09 – $135.40
Typical copayment $24.11 (range $4.27 – $33.85)
Most-billed visit code 99214
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.

Physical Therapist
200 JEFFERSON AVE SE
GRAND RAPIDS, MI 49503
Nurse Anesthetist, Certified Registered
200 JEFFERSON AVE SE
GRAND RAPIDS, MI 49503
Emergency Medicine
200 JEFFERSON AVE SE
GRAND RAPIDS, MI 49503
Pediatrics (Neonatal-Perinatal Medicine)
200 JEFFERSON AVE SE, NICU
GRAND RAPIDS, MI 49503
Durable Medical Equipment & Medical Supplies
200 JEFFERSON AVE SE
GRAND RAPIDS, MI 49503
Occupational Therapist
200 JEFFERSON AVE SE
GRAND RAPIDS, MI 49503
Nurse Practitioner (Family)
200 JEFFERSON AVE SE
GRAND RAPIDS, MI 49503
Registered Nurse
200 JEFFERSON AVE SE
GRAND RAPIDS, MI 49503

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 Kay Aardema's NPI number?

The NPI number for Kay Aardema is 1407840051. It was assigned to this individual provider in the NPPES registry on September 9, 2005.

Where is Kay Aardema located?

Kay Aardema practices at 200 Jefferson Ave SE, Grand Rapids, MI 49503. The listed phone number is (616) 685-6258.

What is Kay Aardema's specialty?

The primary specialty registered for this NPI is Pathology, specializing in Anatomic Pathology & Clinical Pathology, with taxonomy code 207ZP0102X.

Is Kay Aardema enrolled in Medicare?

Yes. Kay Aardema 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 Kay Aardema accept?

Health plans from Oscar Insurance Company list Kay Aardema 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 Kay Aardema affiliated with any hospitals?

According to CMS data, Kay Aardema is affiliated with Mercy Health Saint Mary's.

When was this NPI record last updated?

The NPPES record for Kay Aardema was last updated on March 3, 2022. NPI Profile syncs with the weekly NPPES data releases published by CMS.