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Clinical Social Worker

Mathew J. Kosik

Sees patients in Spring Lake, MI · Michigan

Summary

Mathew J. Kosik (Clinical Social Worker) is enrolled with Medicare at 1 practice location in Spring Lake, MI. NPI 1336428879. Medicare data says the clinician accepts Medicare assignment. Source: CMS National Downloadable File, updated 2026-10-02.

From official Medicare data

This page shows what Medicare's official clinician data says about Mathew J. Kosik, joined by NPI number (data updated 2026-10-02). It is not a recommendation or a rating. Call the office or hospital to confirm before you go.

In a medical emergency, call 911.

At a glance

Clinical Social WorkerPrimary specialty
YesAccepts Medicare assignment
YesOffers telehealth
14Years since medical school (graduated 2012)
MaleGender (as listed)
Pine Rest Christian Mental Health ServicesGroup practice

Quick answers

Where does Mathew J. Kosik see patients?
Medicare's clinician data lists 1 practice location in Spring Lake, MI. Call before your visit to confirm the address.
What is Mathew J. Kosik's specialty?
Medicare lists Clinical Social Worker as the primary specialty.
Does Mathew J. Kosik accept Medicare assignment?
Yes. Medicare's clinician data says Mathew J. Kosik accepts Medicare assignment (the Medicare-approved amount as full payment for covered services), as of 2026-10-02. Ask the office to confirm before your visit.
Does Mathew J. Kosik offer telehealth?
Medicare's clinician data says Mathew J. Kosik offers telehealth services. Ask the office which visits can be done by video or phone.
What is the phone number for Mathew J. Kosik?
(616) 847-5145, as listed in official Medicare / NPI Registry data.
What is Mathew J. Kosik's NPI number?
1336428879. The NPI (National Provider Identifier) is the clinician's permanent federal ID; you can look it up in the official NPI Registry.

Practice locations

Addresses where Mathew J. Kosik is enrolled with Medicare (CMS data updated 2026-10-02).

Group practices

Medicare enrollment lists Mathew J. Kosik as a member of this group (CMS data updated 2026-10-02).

  • Pine Rest Christian Mental Health Services353 clinicians in the group

Specialties

Find other clinicians: Clinical Social Worker, Michigan →

Other clinical social workers in Spring Lake

Clinicians with the same Medicare primary specialty in Spring Lake, MI — not a recommendation.

All clinical social workers in Spring Lake →

Clinician information

Graduation year2012
Gender (as listed)Male
Medicare assignmentAccepts (Medicare-approved amount as full payment)
TelehealthOffers telehealth services
NPI (National Provider Identifier)1336428879
CorrectionsReport an error or suggest an update →

Most corrections must be made at the source: clinicians update their NPI Registry record (NPPES) and their Medicare enrollment (PECOS); this page follows the next data release.

Sources

  1. National Downloadable File (Doctors and Clinicians) — CMS, data updated 2026-10-02, retrieved 2026-10-29
  2. NPI Registry — U.S. Department of Health and Human Services (NPPES), the clinician’s official record
  3. Medicare Care Compare — official Medicare tool to look up clinicians