Doctor profile · Federal record

Dr. Robert Liem, MD

Pediatric Hematology & Oncology Physician (CMS: Hematology/Oncology) · Chicago, IL

  • NPI 1548238926
  • Accepts Medicare
  • 29 yrs in practice
  • Male
  • Group practice
  • No sanctions

Practice & contact

NPPES Updated May 11, 2026
Primary practice
225 E Chicago Ave
Chicago, IL 606112991
(800) 543-7362

Credentials & registration

NPPES · NUCC
NPI registered
March 2006 — 20 yrs on file
Profile last updated
August 29, 2025
Year of graduation
1997 — 29 yrs since
Specialty taxonomy
2080P0207X — NUCC code
State license (1)
Illinois #036101610
Medicaid
IL #036101610

Federal sanctions & exclusions

OIG LEIE Updated May 11, 2026

No sanctions, exclusions or revocations on file

Checked against OIG LEIE on NPI 1548238926. Last verified May 11, 2026.

Open Payments

Industry payments received

CMS Open Payments
All-time total
$659
Transactions
4
Manufacturers
1
Payer (manufacturer) Industry Txns Amount
Csl Behring 4 $659.11

By nature of payment

Travel and Lodging
$514
Food and Beverage
$145

Hospital affiliations

CMS Hospital Compare

Frequently asked questions

Auto-generated from federal data
What is Dr. Robert Liem's medical specialty?
Dr. Robert Liem practices Pediatric Hematology & Oncology Physician in Chicago, IL.
Where does Dr. Robert Liem practice?
Dr. Robert Liem practices at 225 E Chicago Ave, Chicago, IL 606112991. Office phone: 8005437362.
What is Dr. Robert Liem's NPI?
Dr. Robert Liem's National Provider Identifier (NPI) is 1548238926, issued by NPPES.
Does Dr. Robert Liem accept Medicare assignment?
Yes. Dr. Robert Liem accepts Medicare assignment, meaning Medicare-allowed amounts are accepted as full payment for covered services.