Doctor profile · Federal record

Dr. Katherine Tokarczyk, MD

Emergency Medicine Physician · Emergency Medicine Physician · Libertyville, IL

  • NPI 1225492515
  • MIPS 98.4 / 100 · 2023
  • 10 yrs on file
  • Licensed in 2 states
  • Female
  • Group practice
  • No sanctions

Practice & contact

NPPES Updated May 11, 2026
Primary practice
801 S Milwaukee Ave
Libertyville, IL 600483204
(847) 990-5300
Mailing address
530 Broadway
Wisconsin Dells, WI 539651550

Credentials & registration

NPPES · NUCC
NPI registered
April 2016 — 10 yrs on file
Profile last updated
November 17, 2023
Specialty taxonomy
207P00000X — NUCC code
State licenses (2)
Illinois #036.149835 · Wisconsin #81161

Federal sanctions & exclusions

OIG LEIE Updated May 11, 2026

No sanctions, exclusions or revocations on file

Checked against OIG LEIE on NPI 1225492515. Last verified May 11, 2026.

Medicare procedures · 2023

Top services delivered

CMS Provider Utilization
Total services
648
Distinct HCPCS
4
Medicare allowed
$117,583
HCPCS Description Services Patients Avg allowed
99285 Emergency department visit with high level of medical decision making 416 409 $185
99291 Critical care, first 30-74 minutes 146 145 $222
99284 Emergency department visit with moderate level of medical decision making 62 62 $127
93042 Electrocardiogram (ecg) 1 to 3 leads with review by physician only 24 24 $7

In context: peer comparison

Among 6 peers in this city , average services per provider: 132. This provider delivers 4.9× the peer median.

Medicare Part D · 2023

Top prescriptions

CMS Part D Prescriber
Total claims
124
Patients
123
Total drug cost
$1,089
Drug Type Claims Patients Total cost
Methylprednisolone Generic 30 30 $330
Cephalexin Generic 26 25 $273
Ondansetron Odt (Ondansetron) Brand 18 18 $117
Amoxicillin-Clavulanate Potass (Amoxicillin/Potassium Clav) Brand 15 15 $149
Metoclopramide Hcl Generic 13 13 $58
Dicyclomine Hcl Generic 11 11 $124
Oxycodone-Acetaminophen (Oxycodone Hcl/Acetaminophen) Brand 11 11 $39

Frequently asked questions

Auto-generated from federal data
What is Dr. Katherine Tokarczyk's medical specialty?
Dr. Katherine Tokarczyk practices Emergency Medicine Physician in Libertyville, IL.
Where does Dr. Katherine Tokarczyk practice?
Dr. Katherine Tokarczyk practices at 801 S Milwaukee Ave, Libertyville, IL 600483204. Office phone: 8479905300.
What is Dr. Katherine Tokarczyk's NPI?
Dr. Katherine Tokarczyk's National Provider Identifier (NPI) is 1225492515, issued by NPPES.
What procedures does Dr. Katherine Tokarczyk commonly perform?
Top Medicare-reported procedures in 2023: Emergency department visit with high level of medical decision making (HCPCS 99285); Critical care (HCPCS 99291); Emergency department visit with moderate level of medical decision making (HCPCS 99284). Source: CMS Medicare Physician & Other Practitioners file.