Doctor profile · Federal record

Dr. Michelle Koester, WHNP

Nurse Practitioner · Women's Health Nurse Practitioner · Saint Peters, MO

  • NPI 1881962843
  • Accepts Medicare
  • 15 yrs in practice
  • Female
  • Group practice
  • No sanctions

Practice & contact

Operates at 2 locations .

NPPES Updated May 11, 2026
Primary practice
201 Bjc Saint Peters Dr Ste 200
Saint Peters, MO 633763386
(636) 916-9615
fax (636) 916-9850
Additional location
4901 Forest Park Ave, Dept OBGYN, Ste 341
Saint Louis, MO 631081495
(314) 454-7882
fax (314) 454-5167
Mailing address
Po Box 959354
Saint Louis, MO 631959354

Credentials & registration

NPPES · NUCC
NPI registered
December 2011 — 15 yrs on file
Profile last updated
January 29, 2026
Year of graduation
2011 — 15 yrs since
Specialty taxonomy
363L00000X — NUCC code
State licenses (2)
Missouri #2000147926 · Missouri #2011038536
Medicaid
MO #420012381

Federal sanctions & exclusions

OIG LEIE Updated May 11, 2026

No sanctions, exclusions or revocations on file

Checked against OIG LEIE on NPI 1881962843. Last verified May 11, 2026.

Open Payments

Industry payments received

CMS Open Payments
All-time total
$95
Transactions
1
Manufacturers
1
Payer (manufacturer) Industry Txns Amount
Abiomed 1 $95.47

By nature of payment

Food and Beverage
$95

Medicare Part D · 2023

Top prescriptions

CMS Part D Prescriber
Total claims
71
Patients
11
Total drug cost
$2,926
Drug Type Claims Patients Total cost
Valacyclovir (Valacyclovir Hcl) Brand 27 0 $1,180
Metronidazole Generic 16 11 $408
Estradiol Generic 15 0 $1,280
Fluconazole Generic 13 0 $57

Frequently asked questions

Auto-generated from federal data
What is Dr. Michelle Koester's medical specialty?
Dr. Michelle Koester practices Nurse Practitioner in Saint Peters, MO.
Where does Dr. Michelle Koester practice?
Dr. Michelle Koester practices at 201 Bjc Saint Peters Dr Ste 200, Saint Peters, MO 633763386. Office phone: 6369169615.
What is Dr. Michelle Koester's NPI?
Dr. Michelle Koester's National Provider Identifier (NPI) is 1881962843, issued by NPPES.
Does Dr. Michelle Koester accept Medicare assignment?
Yes. Dr. Michelle Koester accepts Medicare assignment, meaning Medicare-allowed amounts are accepted as full payment for covered services.