Doctor profile · Federal record

Dr. Daniel Gruenstein, MD

Pediatric Cardiology Physician (CMS: Cardiovascular Disease (Cardiology)) · Pediatrics Physician · Chicago, IL

  • NPI 1518911288
  • Accepts Medicare
  • 30 yrs in practice
  • Male
  • Group practice
  • No sanctions

Practice & contact

NPPES Updated May 11, 2026
Primary practice
5841 S Maryland Ave, Mc 4051
Chicago, IL 606371447
(773) 702-6172
fax (773) 702-2319

Credentials & registration

NPPES · NUCC
NPI registered
May 2006 — 20 yrs on file
Profile last updated
January 6, 2016
Year of graduation
1996 — 30 yrs since
Specialty taxonomy
2080P0202X — NUCC code
State license (1)
Minnesota #48460

Federal sanctions & exclusions

OIG LEIE Updated May 11, 2026

No sanctions, exclusions or revocations on file

Checked against OIG LEIE on NPI 1518911288. Last verified May 11, 2026.

Open Payments

Industry payments received

CMS Open Payments
All-time total
$15,000
Transactions
2
Manufacturers
1
Payer (manufacturer) Industry Txns Amount
Canon Medical Systems USA, Inc. 2 $15,000.00

By nature of payment

Consulting Fee
$15,000

Hospital affiliations

CMS Hospital Compare

Frequently asked questions

Auto-generated from federal data
What is Dr. Daniel Gruenstein's medical specialty?
Dr. Daniel Gruenstein practices Pediatric Cardiology Physician in Chicago, IL.
Where does Dr. Daniel Gruenstein practice?
Dr. Daniel Gruenstein practices at 5841 S Maryland Ave, Chicago, IL 606371447. Office phone: 7737026172.
What is Dr. Daniel Gruenstein's NPI?
Dr. Daniel Gruenstein's National Provider Identifier (NPI) is 1518911288, issued by NPPES.
Does Dr. Daniel Gruenstein accept Medicare assignment?
Yes. Dr. Daniel Gruenstein accepts Medicare assignment, meaning Medicare-allowed amounts are accepted as full payment for covered services.