Doctor profile · Federal record

Dr. Mary Brown, APN

Family Nurse Practitioner (CMS: Nurse Practitioner) · Chicago, IL

  • NPI 1508127051
  • Accepts Medicare
  • 28 yrs in practice
  • Female
  • Solo practice
  • No sanctions

Practice & contact

Operates at 3 locations .

NPPES Updated May 11, 2026
Primary practice
800 E 55Th St
Chicago, IL 60615
(773) 702-0660
Additional location
115 N Parkside Ave
Chicago, IL 606443040
(773) 295-3063
Additional location
5645 W. Addison
Chicago, IL 606342881
(773) 794-8359
fax (773) 527-5071

Credentials & registration

NPPES · NUCC
NPI registered
May 2012 — 14 yrs on file
Profile last updated
March 5, 2020
Year of graduation
1998 — 28 yrs since
Specialty taxonomy
363LF0000X — NUCC code
State license (1)
Illinois #209006041

Federal sanctions & exclusions

OIG LEIE Updated May 11, 2026

No sanctions, exclusions or revocations on file

Checked against OIG LEIE on NPI 1508127051. Last verified May 11, 2026.

Open Payments

Industry payments received

CMS Open Payments
All-time total
$13
Transactions
1
Manufacturers
1
Payer (manufacturer) Industry Txns Amount
Lundbeck LLC 1 $13.35

By nature of payment

Food and Beverage
$13

Medicare Part D · 2023

Top prescriptions

CMS Part D Prescriber
Total claims
12
Patients
0
Total drug cost
$680
Drug Type Claims Patients Total cost
Alprazolam Generic 12 0 $680

Frequently asked questions

Auto-generated from federal data
What is Dr. Mary Brown's medical specialty?
Dr. Mary Brown practices Family Nurse Practitioner in Chicago, IL.
Where does Dr. Mary Brown practice?
Dr. Mary Brown practices at 800 E 55Th St, Chicago, IL 60615. Office phone: 7737020660.
What is Dr. Mary Brown's NPI?
Dr. Mary Brown's National Provider Identifier (NPI) is 1508127051, issued by NPPES.
Does Dr. Mary Brown accept Medicare assignment?
Yes. Dr. Mary Brown accepts Medicare assignment, meaning Medicare-allowed amounts are accepted as full payment for covered services.