Doctor profile · Federal record

Dr. Marcia Wiinamaki, PHD

Psychologist (CMS: Clinical Psychologist) · Saint Joseph, MI

  • NPI 1942215553
  • Accepts Medicare
  • MIPS 93.8 / 100 · 2023
  • 33 yrs in practice
  • Female
  • Group practice
  • No sanctions

Practice & contact

NPPES Updated May 11, 2026
Primary practice
1901 Niles Ave Ste 102
Saint Joseph, MI 490851615
(269) 982-7200
fax (269) 982-7200

Credentials & registration

NPPES · NUCC
NPI registered
July 2006 — 20 yrs on file
Profile last updated
March 26, 2024
Year of graduation
1993 — 33 yrs since
Specialty taxonomy
103T00000X — NUCC code
State license (1)
Michigan #6301010318

Federal sanctions & exclusions

OIG LEIE Updated May 11, 2026

No sanctions, exclusions or revocations on file

Checked against OIG LEIE on NPI 1942215553. Last verified May 11, 2026.

Medicare procedures · 2023

Top services delivered

CMS Provider Utilization
Total services
729
Distinct HCPCS
2
Medicare allowed
$100,152
HCPCS Description Services Patients Avg allowed
90837 Psychotherapy, 1 hour 690 92 $135
90791 Psychiatric diagnostic evaluation 39 39 $171

In context: peer comparison

Among 2 peers in this city , average services per provider: 573. This provider delivers 1.3× the peer median.

Frequently asked questions

Auto-generated from federal data
What is Dr. Marcia Wiinamaki's medical specialty?
Dr. Marcia Wiinamaki practices Psychologist in Saint Joseph, MI.
Where does Dr. Marcia Wiinamaki practice?
Dr. Marcia Wiinamaki practices at 1901 Niles Ave Ste 102, Saint Joseph, MI 490851615. Office phone: 2699827200.
What is Dr. Marcia Wiinamaki's NPI?
Dr. Marcia Wiinamaki's National Provider Identifier (NPI) is 1942215553, issued by NPPES.
Does Dr. Marcia Wiinamaki accept Medicare assignment?
Yes. Dr. Marcia Wiinamaki accepts Medicare assignment, meaning Medicare-allowed amounts are accepted as full payment for covered services.
What procedures does Dr. Marcia Wiinamaki commonly perform?
Top Medicare-reported procedures in 2023: Psychotherapy (HCPCS 90837); Psychiatric diagnostic evaluation (HCPCS 90791). Source: CMS Medicare Physician & Other Practitioners file.