Doctor profile · Federal record

Dr. Jonathan Dowd, MD

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

  • NPI 1205329489
  • Accepts Medicare
  • 8 yrs in practice
  • Licensed in 2 states
  • Male
  • Group practice
  • No sanctions

Practice & contact

NPPES Updated May 11, 2026
Primary practice
5841 S Maryland Ave
Chicago, IL 606371443
(773) 795-0232
Mailing address
180 Harvester Dr Ste 110
Burr Ridge, IL 605276686

Credentials & registration

NPPES · NUCC
NPI registered
June 2018 — 8 yrs on file
Profile last updated
July 19, 2024
Year of graduation
2018 — 8 yrs since
Specialty taxonomy
207R00000X — NUCC code
State licenses (2)
Illinois #125.072559 · Kentucky #59282

Federal sanctions & exclusions

OIG LEIE Updated May 11, 2026

No sanctions, exclusions or revocations on file

Checked against OIG LEIE on NPI 1205329489. Last verified May 11, 2026.

Open Payments

Industry payments received

CMS Open Payments
All-time total
$406
Transactions
11
Manufacturers
5
Payer (manufacturer) Industry Txns Amount
Cook Medical LLC 3 $156.40
Gilead Sciences, INC. 1 $108.93
Abbvie INC. 4 $78.77
Pfizer INC. 2 $37.61
Janssen Biotech, INC. 1 $24.02

By nature of payment

Food and Beverage
$406

Hospital affiliations

CMS Hospital Compare

Frequently asked questions

Auto-generated from federal data
What is Dr. Jonathan Dowd's medical specialty?
Dr. Jonathan Dowd practices Internal Medicine Physician in Chicago, IL.
Where does Dr. Jonathan Dowd practice?
Dr. Jonathan Dowd practices at 5841 S Maryland Ave, Chicago, IL 606371443. Office phone: 7737950232.
What is Dr. Jonathan Dowd's NPI?
Dr. Jonathan Dowd's National Provider Identifier (NPI) is 1205329489, issued by NPPES.
Does Dr. Jonathan Dowd accept Medicare assignment?
Yes. Dr. Jonathan Dowd accepts Medicare assignment, meaning Medicare-allowed amounts are accepted as full payment for covered services.