Doctor profile · Federal record

Dr. Christopher Berg, DO

Emergency Medicine Physician · Joliet, IL

  • NPI 1003816323
  • 21 yrs on file
  • Male
  • Solo practice
  • No sanctions

Practice & contact

NPPES Updated May 11, 2026
Primary practice
333 Madison St
Joliet, IL 604358200
(815) 725-7133
Mailing address
417 N Grant St
Hinsdale, IL 605213339

Credentials & registration

NPPES · NUCC
NPI registered
July 2005 — 21 yrs on file
Profile last updated
July 8, 2007
Specialty taxonomy
207P00000X — NUCC code
State license (1)
Illinois #036086664

Federal sanctions & exclusions

OIG LEIE Updated May 11, 2026

No sanctions, exclusions or revocations on file

Checked against OIG LEIE on NPI 1003816323. Last verified May 11, 2026.

Medicare procedures · 2023

Top services delivered

CMS Provider Utilization
Total services
424
Distinct HCPCS
3
Medicare allowed
$74,772
HCPCS Description Services Patients Avg allowed
99285 Emergency department visit with high level of medical decision making 319 310 $187
99284 Emergency department visit with moderate level of medical decision making 88 85 $127
99291 Critical care, first 30-74 minutes 17 17 $225

In context: peer comparison

Among 13 peers in this city , average services per provider: 111. This provider delivers 3.8× the peer median.

Medicare Part D · 2023

Top prescriptions

CMS Part D Prescriber
Total claims
106
Patients
104
Total drug cost
$1,501
Drug Type Claims Patients Total cost
Cephalexin Generic 26 24 $366
Acetaminophen-Codeine (Acetaminophen With Codeine) Brand 22 22 $86
Albuterol Sulfate Hfa (Albuterol Sulfate) Brand 18 18 $482
Diclofenac Sodium Generic 17 17 $354
Ondansetron Odt (Ondansetron) Brand 12 12 $197
Prednisone Generic 11 11 $16

Frequently asked questions

Auto-generated from federal data
What is Dr. Christopher Berg's medical specialty?
Dr. Christopher Berg practices Emergency Medicine Physician in Joliet, IL.
Where does Dr. Christopher Berg practice?
Dr. Christopher Berg practices at 333 Madison St, Joliet, IL 604358200. Office phone: 8157257133.
What is Dr. Christopher Berg's NPI?
Dr. Christopher Berg's National Provider Identifier (NPI) is 1003816323, issued by NPPES.
What procedures does Dr. Christopher Berg commonly perform?
Top Medicare-reported procedures in 2023: Emergency department visit with high level of medical decision making (HCPCS 99285); Emergency department visit with moderate level of medical decision making (HCPCS 99284); Critical care (HCPCS 99291). Source: CMS Medicare Physician & Other Practitioners file.