Doctor profile · Federal record

Dr. Sarah Kosinski, DNP

Family Nurse Practitioner (CMS: Nurse Practitioner) · Oak Brook, IL

  • NPI 1568946572
  • Accepts Medicare
  • 8 yrs in practice
  • Female
  • Group practice
  • No sanctions

Practice & contact

NPPES Updated May 11, 2026
Primary practice
2011 York RD
Oak Brook, IL 605231992
(312) 942-5861
fax (312) 942-7394

Credentials & registration

NPPES · NUCC
NPI registered
September 2018 — 8 yrs on file
Profile last updated
May 19, 2023
Year of graduation
2018 — 8 yrs since
Specialty taxonomy
363LF0000X — NUCC code
State license (1)
Illinois #209.018078

Federal sanctions & exclusions

OIG LEIE Updated May 11, 2026

No sanctions, exclusions or revocations on file

Checked against OIG LEIE on NPI 1568946572. Last verified May 11, 2026.

Medicare procedures · 2023

Top services delivered

CMS Provider Utilization
Total services
124
Distinct HCPCS
3
Medicare allowed
$11,987
HCPCS Description Services Patients Avg allowed
99213 Established patient office or other outpatient visit, 20-29 minutes 46 45 $81
99203 New patient office or other outpatient visit, 30-44 minutes 39 39 $99
99214 Established patient office or other outpatient visit, 30-39 minutes 39 37 $112

In context: peer comparison

Among 3 peers in Oak Brook Family Nurse Practitioner, average services per provider: 137. This provider delivers 0.9× the peer median.

Open Payments

Industry payments received

CMS Open Payments
All-time total
$1,255
Transactions
16
Manufacturers
6
Payer (manufacturer) Industry Txns Amount
Boston Scientific Corporation 2 $383.03
Phathom Pharmaceuticals, INC. 3 $317.32
Abbvie INC. 8 $279.88
Mirum Pharmaceuticals, INC. 1 $133.61
Novo Nordisk INC 1 $105.69
Lilly USA, LLC 1 $35.86

By nature of payment

Food and Beverage
$1,022
Travel and Lodging
$234

Medicare Part D · 2023

Top prescriptions

CMS Part D Prescriber
Total claims
235
Patients
165
Total drug cost
$51,270
Drug Type Claims Patients Total cost
Gavilyte-G (Peg3350/Sod Sulf,Bicarb,Cl/Kcl) Brand 76 72 $1,383
Omeprazole Generic 66 35 $941
Pantoprazole Sodium Generic 49 29 $1,096
Sod Sulf-Potass Sulf-Mag Sulf (Sodium, Potassium,Mag Sulfates) Brand 29 29 $2,459
Creon (Lipase/Protease/Amylase) Brand 15 0 $45,391

Frequently asked questions

Auto-generated from federal data
What is Dr. Sarah Kosinski's medical specialty?
Dr. Sarah Kosinski practices Family Nurse Practitioner in Oak Brook, IL.
Where does Dr. Sarah Kosinski practice?
Dr. Sarah Kosinski practices at 2011 York RD, Oak Brook, IL 605231992. Office phone: 3129425861.
What is Dr. Sarah Kosinski's NPI?
Dr. Sarah Kosinski's National Provider Identifier (NPI) is 1568946572, issued by NPPES.
Does Dr. Sarah Kosinski accept Medicare assignment?
Yes. Dr. Sarah Kosinski accepts Medicare assignment, meaning Medicare-allowed amounts are accepted as full payment for covered services.
What procedures does Dr. Sarah Kosinski commonly perform?
Top Medicare-reported procedures in 2023: Established patient office or other outpatient visit (HCPCS 99213); New patient office or other outpatient visit (HCPCS 99203); Established patient office or other outpatient visit (HCPCS 99214). Source: CMS Medicare Physician & Other Practitioners file.