Doctor profile · Federal record

Dr. John Korpics, MD

Emergency Medicine Physician (CMS: Emergency Medicine) · Downer's Grove, IL

  • NPI 1811998057
  • Accepts Medicare
  • 37 yrs in practice
  • Male
  • Group practice
  • No sanctions

Practice & contact

NPPES Updated May 11, 2026
Primary practice
Advocate Good Samaritan Hospital, 3815 Highland Ave
Downer's Grove, IL 60515
(630) 275-5900
fax (630) 734-1560
Mailing address
Po Box 95279
Chicago, IL 606945279

Credentials & registration

NPPES · NUCC
NPI registered
August 2005 — 21 yrs on file
Profile last updated
December 23, 2021
Year of graduation
1989 — 37 yrs since
Specialty taxonomy
207P00000X — NUCC code
State license (1)
Illinois #036 083204
Medicaid
IL #036083204

Federal sanctions & exclusions

OIG LEIE Updated May 11, 2026

No sanctions, exclusions or revocations on file

Checked against OIG LEIE on NPI 1811998057. Last verified May 11, 2026.

Medicare procedures · 2023

Top services delivered

CMS Provider Utilization
Total services
655
Distinct HCPCS
9
Medicare allowed
$93,696
HCPCS Description Services Patients Avg allowed
99285 Emergency department visit with high level of medical decision making 234 227 $183
99214 Established patient office or other outpatient visit, 30-39 minutes 112 102 $132
99284 Emergency department visit with moderate level of medical decision making 82 81 $126
99204 New patient office or other outpatient visit, 45-59 minutes 67 67 $171
99213 Established patient office or other outpatient visit, 20-29 minutes 53 53 $94
99203 New patient office or other outpatient visit, 30-44 minutes 40 40 $118
93010 Routine electrocardiogram (ecg) using at least 12 leads with interpretation and report only 32 29 $8
99283 Emergency department visit with low level of medical decision making 24 24 $75
99291 Critical care, first 30-74 minutes 11 11 $221

In context: peer comparison

Among 1 peers in Downer's Grove Emergency Medicine Physician, average services per provider: 72. This provider delivers 9.1× the peer median.

Medicare Part D · 2023

Top prescriptions

CMS Part D Prescriber
Total claims
224
Patients
222
Total drug cost
$2,307
Drug Type Claims Patients Total cost
Azithromycin Generic 28 28 $187
Cephalexin Generic 28 28 $490
Cefadroxil Generic 27 27 $229
Methylprednisolone Generic 27 27 $407
Prednisone Generic 21 20 $72
Hydrocodone-Acetaminophen (Hydrocodone/Acetaminophen) Brand 19 18 $77
Amoxicillin Generic 18 18 $75
Amoxicillin-Clavulanate Potass (Amoxicillin/Potassium Clav) Brand 17 17 $162
Albuterol Sulfate Hfa (Albuterol Sulfate) Brand 15 15 $442
Meclizine Hcl Generic 13 13 $55

Frequently asked questions

Auto-generated from federal data
What is Dr. John Korpics's medical specialty?
Dr. John Korpics practices Emergency Medicine Physician in Downer's Grove, IL.
Where does Dr. John Korpics practice?
Dr. John Korpics practices at Advocate Good Samaritan Hospital, Downer's Grove, IL 60515. Office phone: 6302755900.
What is Dr. John Korpics's NPI?
Dr. John Korpics's National Provider Identifier (NPI) is 1811998057, issued by NPPES.
Does Dr. John Korpics accept Medicare assignment?
Yes. Dr. John Korpics accepts Medicare assignment, meaning Medicare-allowed amounts are accepted as full payment for covered services.
What procedures does Dr. John Korpics commonly perform?
Top Medicare-reported procedures in 2023: Emergency department visit with high level of medical decision making (HCPCS 99285); Established patient office or other outpatient visit (HCPCS 99214); Emergency department visit with moderate level of medical decision making (HCPCS 99284). Source: CMS Medicare Physician & Other Practitioners file.