Doctor profile · Federal record

Dr. Gerrit Kleyn, PAC

Physician Assistant · Wyoming, MI

  • NPI 1972533230
  • Accepts Medicare
  • 23 yrs in practice
  • Male
  • Group practice
  • No sanctions

Practice & contact

NPPES Updated May 11, 2026
Primary practice
2215 44Th St Sw
Wyoming, MI 495196439
(616) 252-8300
fax (616) 252-8460
Mailing address
5900 Byron Center Ave Sw, Medical Administration
Wyoming, MI 495199606

Credentials & registration

NPPES · NUCC
NPI registered
July 2006 — 20 yrs on file
Profile last updated
December 1, 2017
Year of graduation
2003 — 23 yrs since
Specialty taxonomy
363A00000X — NUCC code
State license (1)
Michigan #5601004040

Federal sanctions & exclusions

OIG LEIE Updated May 11, 2026

No sanctions, exclusions or revocations on file

Checked against OIG LEIE on NPI 1972533230. Last verified May 11, 2026.

Medicare procedures · 2023

Top services delivered

CMS Provider Utilization
Total services
136
Distinct HCPCS
2
Medicare allowed
$8,851
HCPCS Description Services Patients Avg allowed
99214 Established patient office or other outpatient visit, 30-39 minutes 78 54 $72
99213 Established patient office or other outpatient visit, 20-29 minutes 58 34 $55

In context: peer comparison

Among 23 peers in this city , average services per provider: 56. This provider delivers 2.4× the peer median.

Medicare Part D · 2023

Top prescriptions

CMS Part D Prescriber
Total claims
1,131
Patients
453
Total drug cost
$22,264
Drug Type Claims Patients Total cost
Atorvastatin Calcium Generic 187 75 $4,223
Omeprazole Generic 99 32 $1,402
Levothyroxine Sodium Generic 89 30 $1,388
Prednisone Generic 84 62 $282
Gabapentin Generic 78 28 $1,931
Amlodipine Besylate Generic 70 28 $905
Rosuvastatin Calcium Generic 69 24 $2,324
Lisinopril Generic 66 21 $730
Albuterol Sulfate Hfa (Albuterol Sulfate) Brand 63 33 $2,399
Losartan Potassium Generic 62 21 $1,108

Frequently asked questions

Auto-generated from federal data
What is Dr. Gerrit Kleyn's medical specialty?
Dr. Gerrit Kleyn practices Physician Assistant in Wyoming, MI.
Where does Dr. Gerrit Kleyn practice?
Dr. Gerrit Kleyn practices at 2215 44Th St Sw, Wyoming, MI 495196439. Office phone: 6162528300.
What is Dr. Gerrit Kleyn's NPI?
Dr. Gerrit Kleyn's National Provider Identifier (NPI) is 1972533230, issued by NPPES.
Does Dr. Gerrit Kleyn accept Medicare assignment?
Yes. Dr. Gerrit Kleyn accepts Medicare assignment, meaning Medicare-allowed amounts are accepted as full payment for covered services.
What procedures does Dr. Gerrit Kleyn commonly perform?
Top Medicare-reported procedures in 2023: Established patient office or other outpatient visit (HCPCS 99214); Established patient office or other outpatient visit (HCPCS 99213). Source: CMS Medicare Physician & Other Practitioners file.