Doctor profile · Federal record

Dr. Reginald Richardson, MD

Internal Medicine Physician · Chicago, IL

  • NPI 1851087191
  • 3 yrs on file
  • Male
  • Group practice
  • No sanctions

Practice & contact

NPPES Updated May 11, 2026
Primary practice
1901 W Harrison St
Chicago, IL 606123714
(312) 864-6000

Credentials & registration

NPPES · NUCC
NPI registered
April 2023 — 3 yrs on file
Specialty taxonomy
207R00000X — NUCC code
State license (1)
Illinois #125081173

Federal sanctions & exclusions

OIG LEIE Updated May 11, 2026

No sanctions, exclusions or revocations on file

Checked against OIG LEIE on NPI 1851087191. Last verified May 11, 2026.

Open Payments

Industry payments received

CMS Open Payments
All-time total
$23
Transactions
1
Manufacturers
1
Payer (manufacturer) Industry Txns Amount
Ardelyx, INC. 1 $22.63

By nature of payment

Food and Beverage
$23

Frequently asked questions

Auto-generated from federal data
What is Dr. Reginald Richardson's medical specialty?
Dr. Reginald Richardson practices Internal Medicine Physician in Chicago, IL.
Where does Dr. Reginald Richardson practice?
Dr. Reginald Richardson practices at 1901 W Harrison St, Chicago, IL 606123714. Office phone: 3128646000.
What is Dr. Reginald Richardson's NPI?
Dr. Reginald Richardson's National Provider Identifier (NPI) is 1851087191, issued by NPPES.

Methodology · sources used on this page

All figures on this page come from publicly available federal datasets. We do not edit, score, or summarise the underlying data. Profile generated Aug 16, 2026.

NPPES Provider identifiers and practice info May 11, 2026
Open Payments Industry payments to providers (Sunshine Act) May 11, 2026
Medicare Procedure Utilization Services and allowed amounts by HCPCS May 11, 2026
Medicare Part D Prescription drug claims May 11, 2026
CMS MIPS Quality performance scores May 11, 2026
OIG LEIE Federal exclusion / sanctions list May 11, 2026

Information based on publicly available federal data. Not medical advice. Report incorrect data ›