Doctor profile · Federal record

Dr. Amar Chadaga, M.D.

Internal Medicine Physician (CMS: Internal Medicine) · Oak Lawn, IL

  • NPI 1164605119
  • Accepts Medicare
  • 21 yrs in practice
  • Male
  • Solo practice
  • No sanctions

Practice & contact

NPPES Updated May 11, 2026
Primary practice
4440 W 95Th St
Oak Lawn, IL 604532600
(708) 684-4282

Credentials & registration

NPPES · NUCC
NPI registered
December 2007 — 19 yrs on file
Profile last updated
December 19, 2021
Year of graduation
2005 — 21 yrs since
Specialty taxonomy
207R00000X — NUCC code
State license (1)
Illinois #036.120264

Federal sanctions & exclusions

OIG LEIE Updated May 11, 2026

No sanctions, exclusions or revocations on file

Checked against OIG LEIE on NPI 1164605119. Last verified May 11, 2026.

Medicare procedures · 2023

Top services delivered

CMS Provider Utilization
Total services
263
Distinct HCPCS
4
Medicare allowed
$31,968
HCPCS Description Services Patients Avg allowed
99233 Subsequent hospital care with moderate levelof medical decision making, if using time, at least 50 minutes 103 60 $125
99232 Subsequent hospital care with moderate levelof medical decision making, if using time, at least 35 minutes 78 41 $83
99223 Initial hospital care with moderate level of medical decision making, if using time, at least 75 minutes 45 41 $182
99239 Hospital discharge day management, more than 30 minutes 37 36 $120

In context: peer comparison

Among 29 peers in this city , average services per provider: 146. This provider delivers 1.8× the peer median.

Hospital affiliations

CMS Hospital Compare

Frequently asked questions

Auto-generated from federal data
What is Dr. Amar Chadaga's medical specialty?
Dr. Amar Chadaga practices Internal Medicine Physician in Oak Lawn, IL.
Where does Dr. Amar Chadaga practice?
Dr. Amar Chadaga practices at 4440 W 95Th St, Oak Lawn, IL 604532600. Office phone: 7086844282.
What is Dr. Amar Chadaga's NPI?
Dr. Amar Chadaga's National Provider Identifier (NPI) is 1164605119, issued by NPPES.
Does Dr. Amar Chadaga accept Medicare assignment?
Yes. Dr. Amar Chadaga accepts Medicare assignment, meaning Medicare-allowed amounts are accepted as full payment for covered services.
What procedures does Dr. Amar Chadaga commonly perform?
Top Medicare-reported procedures in 2023: Subsequent hospital care with moderate levelof medical decision making (HCPCS 99233); Subsequent hospital care with moderate levelof medical decision making (HCPCS 99232); Initial hospital care with moderate level of medical decision making (HCPCS 99223). Source: CMS Medicare Physician & Other Practitioners file.