Doctor profile · Federal record

Dr. Sarah Gresk, APN-CNP

Nurse Practitioner · Psychiatric/Mental Health Nurse Practitioner · St Charles, IL

  • NPI 1407273709
  • Accepts Medicare
  • MIPS 91.4 / 100 · 2023
  • 13 yrs in practice
  • Female
  • Group practice
  • No sanctions

Practice & contact

NPPES Updated May 11, 2026
Primary practice
3805 E Main St, Ste M
St Charles, IL 601742487
(630) 646-5200
fax (630) 646-5202

Credentials & registration

NPPES · NUCC
NPI registered
March 2014 — 12 yrs on file
Profile last updated
April 7, 2026
Year of graduation
2013 — 13 yrs since
Specialty taxonomy
363L00000X — NUCC code
State license (1)
Illinois #209011363

Federal sanctions & exclusions

OIG LEIE Updated May 11, 2026

No sanctions, exclusions or revocations on file

Checked against OIG LEIE on NPI 1407273709. Last verified May 11, 2026.

Open Payments

Industry payments received

CMS Open Payments
All-time total
$170
Transactions
2
Manufacturers
2
Payer (manufacturer) Industry Txns Amount
Abbvie INC. 1 $125.00
Bayer Healthcare Pharmaceuticals INC. 1 $44.61

By nature of payment

Food and Beverage
$170

Medicare Part D · 2023

Top prescriptions

CMS Part D Prescriber
Total claims
234
Patients
0
Total drug cost
$28,360
Drug Type Claims Patients Total cost
Dextroamphetamine-Amphetamine (Dextroamphetamine/Amphetamine) Brand 25 0 $517
Quetiapine Fumarate Generic 25 0 $63
Alprazolam ER (Alprazolam) Brand 20 0 $1,026
Escitalopram Oxalate Generic 20 0 $348
Lamotrigine Generic 18 0 $426
Amitriptyline Hcl Generic 16 0 $110
Lorazepam Generic 15 0 $117
Buprenorphine-Naloxone (Buprenorphine Hcl/Naloxone Hcl) Brand 14 0 $5,043
Bupropion Xl (Bupropion Hcl) Brand 13 0 $535
Mirtazapine Generic 12 0 $34

Frequently asked questions

Auto-generated from federal data
What is Dr. Sarah Gresk's medical specialty?
Dr. Sarah Gresk practices Nurse Practitioner in St Charles, IL.
Where does Dr. Sarah Gresk practice?
Dr. Sarah Gresk practices at 3805 E Main St, St Charles, IL 601742487. Office phone: 6306465200.
What is Dr. Sarah Gresk's NPI?
Dr. Sarah Gresk's National Provider Identifier (NPI) is 1407273709, issued by NPPES.
Does Dr. Sarah Gresk accept Medicare assignment?
Yes. Dr. Sarah Gresk accepts Medicare assignment, meaning Medicare-allowed amounts are accepted as full payment for covered services.