MARY J NIEMEYER FNP
NPI 1477530475
Nurse Practitioner - Family in Hudsonville, MI
About Mary J Niemeyer Fnp NPPES
Official registry information on file with the National Plan and Provider Enumeration System.
MARY J NIEMEYER FNP (NPI 1477530475) is an individual family provider in Hudsonville, Michigan, licensed in Michigan (4704190536) and active in the NPI registry since December 2005. She is enrolled in Medicare PECOS and is a graduate of Other (2005).
NPPES Registry Identity
Specialties & Licenses
Other Identifiers 5
Accepted Insurance
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
Mary J Niemeyer Fnp 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.
Medicare Billing Reassignments
4Medicare enrollment records show Mary Niemeyer reassigns Medicare billing to 4 organizations. Each organization bills Medicare for the services this provider delivers there; the nearest is listed first.
Hudsonville, MI 49426
- Reassigned Medicare billing, Michigan enrollment
- 737 clinicians in this Medicare group
Grand Rapids, MI 49503
- Reassigned Medicare billing, Michigan enrollment
- 55 clinicians in this Medicare group
Midland, MI 48642
- Reassigned Medicare billing, Michigan enrollment
- 25 clinicians in this Medicare group
Westland, MI 48185
- Reassigned Medicare billing, Michigan enrollment
- 14 clinicians in this Medicare group
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 7
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.
Physician Visit Costs CMS claims · ZIP area
Typical Medicare office-visit costs in the 49426 ZIP code area, from fee-for-service claims. These are area statistics, not this provider’s prices; actual charges vary by service and coverage.
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 Mary Niemeyer's NPI number?
The NPI number for Mary Niemeyer is 1477530475. It was assigned to this individual provider in the NPPES registry on December 30, 2005.
Where is Mary Niemeyer located?
Mary Niemeyer practices at 3828 Kentucky Ln, Hudsonville, MI 49426. The listed phone number is (616) 340-4633.
What is Mary Niemeyer's specialty?
The primary specialty registered for this NPI is Nurse Practitioner, specializing in Family, with taxonomy code 363LF0000X.
Is Mary Niemeyer enrolled in Medicare?
Yes. Mary Niemeyer 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 Mary Niemeyer's services?
According to the CMS Revalidation Reassignment List (October 2026 release), Mary Niemeyer reassigns Medicare benefits to 4 organizations: Advantage Health/Saint Mary's Medical Group (Hudsonville, MI), Grand River Emergency Medical Group Plc (Grand Rapids, MI), Ih Physician Services PC (Midland, MI) and Encore Geriatrics PLLC (Westland, 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 Mary Niemeyer's services. Reassignment records can lag staffing changes; confirm current arrangements with the organization.
What insurance does Mary Niemeyer accept?
Health plans from Blue Cross Blue Shield of Michigan Mutual Insurance Company and Priority Health list Mary Niemeyer 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 Mary Niemeyer was last updated on May 9, 2014. NPI Profile syncs weekly with the NPPES registry data releases published by CMS. This NPI record was last updated 12 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.
# Mary J Niemeyer, FNP · NPI 1477530475
Family physician in Hudsonville, Michigan. Individual provider, active in the CMS NPPES registry since December 30, 2005.
## Identity
- **NPI:** 1477530475 (Entity type: Individual)
- **Enumerated:** December 30, 2005
- **Primary specialty:** Nurse Practitioner - Family · taxonomy 363LF0000X
- **State license:** 4704190536 (Michigan)
- **Sole proprietor:** No
## Practice location
- **Address:** 3828 KENTUCKY LN, Hudsonville, MI 49426-8107
- **Phone:** (616) 340-4633
## Medicare
- **Medicare:** Enrolled (PECOS); accepts Medicare assignment
- **Ordering & referring:** eligible for Part B labs & imaging, durable medical equipment, home health, power mobility devices
- **Bills Medicare through:** 4 organizations under Medicare reassignment (form CMS-855R): Advantage Health/Saint Mary's Medical Group (NPI 1538430533, Hudsonville, MI); Grand River Emergency Medical Group Plc (NPI 1114929353, Grand Rapids, MI); Ih Physician Services PC (NPI 1437960101, Midland, MI); Encore Geriatrics PLLC (NPI 1053811380, Westland, MI) · CMS Revalidation Reassignment List, October 2026 release
- **Medical school:** Other, class of 2005
## Record status
- **NPPES last updated:** May 9, 2014
- **Other identifiers:** Medicare UPIN Q62573 (MI); Other P00321466 (MI); Medicaid 4831608 (MI); and 2 more
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Source: [NPI Profile](https://npiprofile.com/npi/1477530475) · Data from the CMS NPPES public registry.