Doctor profile · Federal record

Dr. Gretchen Barnas, M.D.

Psychiatry Physician · Psychiatry Physician · Kalamazoo, MI

  • NPI 1013124114
  • 19 yrs on file
  • Licensed in 2 states
  • Female
  • Group practice
  • No sanctions

Practice & contact

NPPES Updated May 11, 2026
Primary practice
1521 Gull RD
Kalamazoo, MI 490481640
(269) 226-6653
fax (269) 226-8094
Mailing address
5943 Stadium Dr, Ste 1
Kalamazoo, MI 490093016

Credentials & registration

NPPES · NUCC
NPI registered
May 2007 — 19 yrs on file
Profile last updated
May 28, 2013
Specialty taxonomy
2084P0800X — NUCC code
State licenses (2)
Michigan #4301084808 · Pennsylvania #MD442333

Federal sanctions & exclusions

OIG LEIE Updated May 11, 2026

No sanctions, exclusions or revocations on file

Checked against OIG LEIE on NPI 1013124114. Last verified May 11, 2026.

Medicare procedures · 2023

Top services delivered

CMS Provider Utilization
Total services
29
Distinct HCPCS
1
Medicare allowed
$3,537
HCPCS Description Services Patients Avg allowed
99214 Established patient office or other outpatient visit, 30-39 minutes 29 13 $122

In context: peer comparison

Among 5 peers in this city , average services per provider: 105. This provider delivers 0.3× the peer median.

Medicare Part D · 2023

Top prescriptions

CMS Part D Prescriber
Total claims
650
Patients
29
Total drug cost
$29,230
Drug Type Claims Patients Total cost
Trazodone Hcl Generic 85 15 $948
Olanzapine Generic 61 0 $1,395
Quetiapine Fumarate Generic 59 0 $694
Buspirone Hcl Generic 49 0 $602
Benztropine Mesylate Generic 48 0 $485
Aripiprazole Generic 47 14 $1,765
Prazosin Hcl Generic 41 0 $907
Sertraline Hcl Generic 41 0 $531
Risperidone Generic 40 0 $878
Trintellix (Vortioxetine Hydrobromide) Brand 34 0 $18,955

Frequently asked questions

Auto-generated from federal data
What is Dr. Gretchen Barnas's medical specialty?
Dr. Gretchen Barnas practices Psychiatry Physician in Kalamazoo, MI.
Where does Dr. Gretchen Barnas practice?
Dr. Gretchen Barnas practices at 1521 Gull RD, Kalamazoo, MI 490481640. Office phone: 2692266653.
What is Dr. Gretchen Barnas's NPI?
Dr. Gretchen Barnas's National Provider Identifier (NPI) is 1013124114, issued by NPPES.
What procedures does Dr. Gretchen Barnas commonly perform?
Top Medicare-reported procedures in 2023: Established patient office or other outpatient visit (HCPCS 99214). Source: CMS Medicare Physician & Other Practitioners file.