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DR. MELISSA KATHY KOEKKOEK M.D.
NPI 1720176290
Family Medicine - Adult Medicine in Muskegon, MI

Active since October 10, 2006PECOS Enrolled
1670 E SHERMAN BLVD, MUSKEGON, MI 49444(231) 672-2400(231) 672-2401 Get Directions Write a Review

NPPES record last updated: December 20, 2022. Verified against the NPPES registry weekly; last sync: October 25, 2026.

About Dr. Melissa Kathy Koekkoek M.d. NPPES

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

DR. MELISSA KATHY KOEKKOEK M.D. (NPI 1720176290) is an individual adult medicine provider in Muskegon, Michigan, licensed in Michigan (4301108856) and active in the NPI registry since October 2006. She is enrolled in Medicare PECOS and maintains a secondary practice location in Snowflake.

NPPES Registry Identity

NPI1720176290
Entity TypeIndividualFemale
Primary Taxonomy207QA0505X
Provider Legal NameDR. MELISSA KATHY KOEKKOEKCredential: M.D.
Location Address1670 E SHERMAN BLVDMuskegon, MI 49444-1863
Mailing Address1670 E Sherman BlvdMuskegon, MI 49444-1863 · (231) 672-2400 · Fax (231) 672-2401
Phone(231) 672-2400
Fax(231) 672-2401
Sole ProprietorNo
Enumeration DateOctober 10, 2006
Last NPPES UpdateDecember 20, 2022
NPPES CertifiedDecember 20, 2022
✔ NPI 1720176290 is a valid, active identifier and passes the ISO check-digit test.

Specialties & Licenses 2

★ Primary SpecialtyFamily Medicine · Adult MedicineAllopathic & Osteopathic Physicians
Taxonomy Code207QA0505X
License✔ Licensed in MI · 4301108856
Definition
The National Uniform Claim Committee (NUCC) recommends code 207QA0505X not be used. Choose a more appropriate code.
Also ListedFamily MedicineTaxonomy 207Q00000X · License 36066 (AZ)
1670 E SHERMAN BLVD, Muskegon, MI 49444
Open in Google Maps ↗

Secondary Practice Location 1

Location 1590 S Main StSnowflake, AZ 85937-5228 · Phone (928) 536-7519 · Fax (928) 536-7305

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.Insurance ›

Medicare Participation & PECOS CMS

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

Medicare Enrollment Status

✔

Enrolled in Medicare (PECOS)

Dr. Melissa Kathy Koekkoek M.d. is registered in the CMS Provider Enrollment, Chain and Ownership System (PECOS).

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.

Medicare Billing Reassignment

Medicare enrollment records show Melissa Koekkoek reassigns Medicare billing to 1 organization. The organization bills Medicare for the services this provider delivers there.

Iha Health Services Corporation
123 mi
Family Medicine
202 W HIGHLAND RD STE A
Howell, MI 48843
  • Reassigned Medicare billing, Michigan enrollment
  • 1,480 clinicians in this Medicare group
NPI 1891179032 (517) 338-9090

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

Physician Visit Costs CMS claims · ZIP area

Typical Medicare office-visit costs in the 49444 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
$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 5

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

PETER TRAN NGUYEN PA-C
Physician Assistant
1670 E SHERMAN BLVD
MUSKEGON, MI 49444
Muskegon County (231) 244-2271
MRS. MELISSA LEIGH BUIT NP
Nurse Practitioner (Family)
1670 E SHERMAN BLVD
MUSKEGON, MI 49444
Muskegon County (616) 672-3700
JULIE IRENE HORNER FNP-C
Nurse Practitioner (Family)
1670 E SHERMAN BLVD
MUSKEGON, MI 49444
Muskegon County (231) 672-3600
SAMARA GWEN BUCK PA-C
Physician Assistant
1670 E SHERMAN BLVD
MUSKEGON, MI 49444
Muskegon County (231) 672-2400
MERCY URGENT CARE
Clinic/Center (Urgent Care)
1670 E SHERMAN BLVD
MUSKEGON, MI 49444
Muskegon County (231) 672-3600

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 Melissa Koekkoek's NPI number?

The NPI number for Melissa Koekkoek is 1720176290. It was assigned to this individual provider in the NPPES registry on October 10, 2006.

Where is Melissa Koekkoek located?

Melissa Koekkoek practices at 1670 E Sherman Blvd, Muskegon, MI 49444. The listed phone number is (231) 672-2400.

What is Melissa Koekkoek's specialty?

The primary specialty registered for this NPI is Family Medicine, specializing in Adult Medicine, with taxonomy code 207QA0505X.

Is Melissa Koekkoek enrolled in Medicare?

Yes. Melissa Koekkoek is registered in the Medicare PECOS enrollment system.

Which organization bills Medicare for Melissa Koekkoek's services?

According to the CMS Revalidation Reassignment List (October 2026 release), Melissa Koekkoek reassigns Medicare benefits to Iha Health Services Corporation (Howell, MI). The 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 Melissa Koekkoek's services. Reassignment records can lag staffing changes; confirm current arrangements with the organization.

What insurance does Melissa Koekkoek accept?

Health plans from Ambetter Health, Ambetter from Buckeye Health Plan and Ambetter from Meridian list Melissa Koekkoek 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.

When was this NPI record last updated?

The NPPES record for Melissa Koekkoek was last updated on December 20, 2022. NPI Profile syncs weekly with the NPPES registry data releases published by CMS. This NPI record was last updated 3 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.