Doctor profile · Federal record

Dr. Janet Millermaier, M.D.

Family Medicine Physician · Family Medicine Physician · Coopersville, MI

  • NPI 1558478370
  • 20 yrs on file
  • Licensed in 2 states
  • Female
  • Group practice
  • No sanctions

Practice & contact

NPPES Updated May 11, 2026
Primary practice
25 Conran Drive, Suite B
Coopersville, MI 495041366
(616) 267-7860
fax (616) 267-7861
Mailing address
100 Michigan Street Ne Mc 845
Grand Rapids, MI 495032560

Credentials & registration

NPPES · NUCC
NPI registered
August 2006 — 20 yrs on file
Profile last updated
July 6, 2023
Specialty taxonomy
207Q00000X — NUCC code
State licenses (2)
Michigan #4301066454 · Wisconsin #55461-20

Federal sanctions & exclusions

OIG LEIE Updated May 11, 2026

No sanctions, exclusions or revocations on file

Checked against OIG LEIE on NPI 1558478370. Last verified May 11, 2026.

Medicare procedures · 2023

Top services delivered

CMS Provider Utilization
Total services
14
Distinct HCPCS
1
Medicare allowed
$1,473
HCPCS Description Services Patients Avg allowed
99214 Established patient office or other outpatient visit, 30-39 minutes 14 14 $105

In context: peer comparison

Among 4 peers in Coopersville Family Medicine Physician, average services per provider: 39. This provider delivers 0.4× the peer median.

Medicare Part D · 2023

Top prescriptions

CMS Part D Prescriber
Total claims
568
Patients
146
Total drug cost
$11,977
Drug Type Claims Patients Total cost
Atorvastatin Calcium Generic 122 39 $2,933
Levothyroxine Sodium Generic 54 19 $1,596
Omeprazole Generic 46 12 $696
Metformin Hcl ER (Metformin Hcl) Brand 45 14 $879
Hydrochlorothiazide Generic 41 14 $211
Amlodipine Besylate Generic 39 15 $489
Metoprolol Succinate Generic 39 11 $1,533
Gabapentin Generic 30 11 $358
Lisinopril Generic 30 11 $342
Losartan Potassium Generic 24 0 $397

Frequently asked questions

Auto-generated from federal data
What is Dr. Janet Millermaier's medical specialty?
Dr. Janet Millermaier practices Family Medicine Physician in Coopersville, MI.
Where does Dr. Janet Millermaier practice?
Dr. Janet Millermaier practices at 25 Conran Drive, Coopersville, MI 495041366. Office phone: 6162677860.
What is Dr. Janet Millermaier's NPI?
Dr. Janet Millermaier's National Provider Identifier (NPI) is 1558478370, issued by NPPES.
What procedures does Dr. Janet Millermaier commonly perform?
Top Medicare-reported procedures in 2023: Established patient office or other outpatient visit (HCPCS 99214). Source: CMS Medicare Physician & Other Practitioners file.