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MICHAEL R RINKER LMSW
NPI 1245282425
Social Worker in Grand Rapids, MI

Active since May 16, 2006PECOS Enrolled
1939 DIVISION AVE S, GRAND RAPIDS, MI 49507(616) 247-3815(616) 245-0450 Get Directions Write a Review

NPPES record last updated: February 8, 2024. Verified against the NPPES registry weekly; last sync: October 25, 2026.

Record update history: Feb 8, 2024, Nov 7, 2023 (2 updates tracked since 2023).

About Michael R Rinker Lmsw NPPES

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

MICHAEL R RINKER LMSW (NPI 1245282425) is an individual social worker in Grand Rapids, Michigan, licensed in Michigan (6801062804) and active in the NPI registry since May 2006. He is enrolled in Medicare PECOS.

NPPES Registry Identity

NPI1245282425
Entity TypeIndividualMale
Primary Taxonomy104100000X
Provider Legal NameMICHAEL R RINKERCredential: LMSW
Location Address1939 DIVISION AVE SGrand Rapids, MI 49507-2459
Mailing Address1939 Division Ave SGrand Rapids, MI 49507-2459 · (616) 247-3815 · Fax (616) 245-0450
Phone(616) 247-3815
Fax(616) 245-0450
Sole ProprietorNo
Enumeration DateMay 16, 2006
Last NPPES UpdateFebruary 8, 20242 updates tracked since enumeration
NPPES CertifiedFebruary 8, 2024
✔ NPI 1245282425 is a valid, active identifier and passes the ISO check-digit test.

Specialties & Licenses

★ Primary SpecialtySocial WorkerBehavioral Health & Social Service Providers
Taxonomy Code104100000X
License✔ Licensed in MI · 6801062804
Definition
A social worker is a person who is qualified by a Social Work degree, and licensed, certified or registered by the state as a social worker to practice within the scope of that license. A social worker provides assistance and counseling to clients and their families who are dealing with social, emotional and environmental problems. Social work services may be rendered to individuals, families, groups, and the public.
1939 DIVISION AVE S, Grand Rapids, MI 49507
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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 and more.Insurance ›

Medicare Participation & PECOS CMS

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

Medicare Enrollment Status

✔

Enrolled in Medicare (PECOS)

Michael R Rinker Lmsw 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 Michael Rinker reassigns Medicare billing to 1 organization. The organization bills Medicare for the services this provider delivers there.

Kent County Cmh Authority
3.6 mi
Community/Behavioral Health
790 FULLER AVE NE
Grand Rapids, MI 49503
  • Reassigned Medicare billing, Michigan enrollment
  • 164 clinicians in this Medicare group
NPI 1396404588 (616) 336-3909

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

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.

GRACE ZEPPI
Social Worker
1939 DIVISION AVE S
GRAND RAPIDS, MI 49507
Kent County (616) 247-3815
EMMA KLEEFISCH
Social Worker
1939 DIVISION AVE S
GRAND RAPIDS, MI 49507
Kent County (616) 247-3815
JEFFREY BIRCHMEIER
Social Worker
1939 DIVISION AVE S
GRAND RAPIDS, MI 49507
Kent County (616) 247-3815
JOSEPH HAYNES
Social Worker
1939 DIVISION AVE S
GRAND RAPIDS, MI 49507
Kent County (616) 247-3815
MADELINE HAYES
Social Worker (Clinical)
1939 DIVISION AVE S
GRAND RAPIDS, MI 49507
Kent County (616) 247-3815
RILEY CAMPBELL
Social Worker
1939 DIVISION AVE S
GRAND RAPIDS, MI 49507
Kent County (616) 247-3815
STEPHEN GARY LOY JR.
Social Worker
1939 DIVISION AVE S
GRAND RAPIDS, MI 49507
Kent County (616) 247-3815
ESTHER CAUSENE
Social Worker
1939 DIVISION AVE S
GRAND RAPIDS, MI 49507
Kent County (616) 247-3815

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 Michael Rinker's NPI number?

The NPI number for Michael Rinker is 1245282425. It was assigned to this individual provider in the NPPES registry on May 16, 2006.

Where is Michael Rinker located?

Michael Rinker practices at 1939 Division Ave S, Grand Rapids, MI 49507. The listed phone number is (616) 247-3815.

What is Michael Rinker's specialty?

The primary specialty registered for this NPI is Social Worker with taxonomy code 104100000X.

Is Michael Rinker enrolled in Medicare?

Yes. Michael Rinker is registered in the Medicare PECOS enrollment system.

Which organization bills Medicare for Michael Rinker's services?

According to the CMS Revalidation Reassignment List (October 2026 release), Michael Rinker reassigns Medicare benefits to Kent County Cmh Authority (Grand Rapids, 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 Michael Rinker's services. Reassignment records can lag staffing changes; confirm current arrangements with the organization.

What insurance does Michael Rinker accept?

Health plans from Ambetter Health, Ambetter from Buckeye Health Plan, Ambetter from Meridian, Blue Care Network of Michigan and Blue Cross Blue Shield of Michigan Mutual Insurance Company and 3 other insurers list Michael Rinker 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 Michael Rinker was last updated on February 8, 2024. NPI Profile syncs weekly with the NPPES registry data releases published by CMS. This NPI record was last updated 2 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.