Doctor profile · Federal record

Dr. Kevin O'Leary, MD

Internal Medicine Physician (CMS: Hospitalist) · Chicago, IL

  • NPI 1902837537
  • Accepts Medicare
  • MIPS 91.3 / 100 · 2023
  • 29 yrs in practice
  • Male
  • Group practice
  • No sanctions

Practice & contact

NPPES Updated May 11, 2026
Primary practice
680 N Lake Shore Dr, Suite 1000
Chicago, IL 606114546
(312) 695-9797

Credentials & registration

NPPES · NUCC
NPI registered
July 2006 — 20 yrs on file
Profile last updated
July 8, 2007
Year of graduation
1997 — 29 yrs since
Specialty taxonomy
207R00000X — NUCC code
State license (1)
Illinois #036100965

Federal sanctions & exclusions

OIG LEIE Updated May 11, 2026

No sanctions, exclusions or revocations on file

Checked against OIG LEIE on NPI 1902837537. Last verified May 11, 2026.

Medicare procedures · 2023

Top services delivered

CMS Provider Utilization
Total services
155
Distinct HCPCS
3
Medicare allowed
$13,908
HCPCS Description Services Patients Avg allowed
99232 Subsequent hospital care with moderate levelof medical decision making, if using time, at least 35 minutes 120 48 $85
99238 Hospital discharge day management, 30 minutes or less 21 21 $86
99222 Initial hospital care with straightforward or low-level medical decision making, if using time, at least 55 minutes 14 13 $140

In context: peer comparison

Among 487 peers in Chicago Internal Medicine Physician, average services per provider: 168. This provider delivers 0.9× the peer median.

Frequently asked questions

Auto-generated from federal data
What is Dr. Kevin O'Leary's medical specialty?
Dr. Kevin O'Leary practices Internal Medicine Physician in Chicago, IL.
Where does Dr. Kevin O'Leary practice?
Dr. Kevin O'Leary practices at 680 N Lake Shore Dr, Chicago, IL 606114546. Office phone: 3126959797.
What is Dr. Kevin O'Leary's NPI?
Dr. Kevin O'Leary's National Provider Identifier (NPI) is 1902837537, issued by NPPES.
Does Dr. Kevin O'Leary accept Medicare assignment?
Yes. Dr. Kevin O'Leary accepts Medicare assignment, meaning Medicare-allowed amounts are accepted as full payment for covered services.
What procedures does Dr. Kevin O'Leary commonly perform?
Top Medicare-reported procedures in 2023: Subsequent hospital care with moderate levelof medical decision making (HCPCS 99232); Hospital discharge day management (HCPCS 99238); Initial hospital care with straightforward or low-level medical decision making (HCPCS 99222). Source: CMS Medicare Physician & Other Practitioners file.