Doctor profile · Federal record

Dr. Brendan Gilmore, M.D.

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

  • NPI 1619396231
  • Accepts Medicare
  • 12 yrs in practice
  • Licensed in 2 states
  • Male
  • Solo practice
  • No sanctions

Practice & contact

NPPES Updated May 11, 2026
Primary practice
5140 N California Ave Ste 600
Chicago, IL 606253664
(773) 989-3803
fax (773) 878-5726
Mailing address
2650 Ridge Ave Ste 1223
Evanston, IL 602011700

Credentials & registration

NPPES · NUCC
NPI registered
April 2014 — 12 yrs on file
Profile last updated
January 20, 2026
Year of graduation
2014 — 12 yrs since
Specialty taxonomy
207RH0003X — NUCC code
State licenses (2)
Illinois #036142669 · Texas #BP10049455

Federal sanctions & exclusions

OIG LEIE Updated May 11, 2026

No sanctions, exclusions or revocations on file

Checked against OIG LEIE on NPI 1619396231. Last verified May 11, 2026.

Medicare procedures · 2023

Top services delivered

CMS Provider Utilization
Total services
941
Distinct HCPCS
10
Medicare allowed
$104,434
HCPCS Description Services Patients Avg allowed
99214 Established patient office or other outpatient visit, 30-39 minutes 465 159 $101
99233 Subsequent hospital care with moderate levelof medical decision making, if using time, at least 50 minutes 136 46 $125
99232 Subsequent hospital care with moderate levelof medical decision making, if using time, at least 35 minutes 100 45 $83
99215 Established patient office or other outpatient visit, 40-54 minutes 71 37 $148
99222 Initial hospital care with straightforward or low-level medical decision making, if using time, at least 55 minutes 53 48 $137
99233 Subsequent hospital care with moderate levelof medical decision making, if using time, at least 50 minutes 37 23 $125
99213 Established patient office or other outpatient visit, 20-29 minutes 35 31 $70
99204 New patient office or other outpatient visit, 45-59 minutes 18 18 $141
99223 Initial hospital care with moderate level of medical decision making, if using time, at least 75 minutes 15 15 $182
99205 New patient office or other outpatient visit, 60-74 minutes 11 11 $191

In context: peer comparison

Among 77 peers in this city , average services per provider: 870. This provider delivers 1.1× the peer median.

Open Payments

Industry payments received

CMS Open Payments
All-time total
$226
Transactions
10
Manufacturers
7
Payer (manufacturer) Industry Txns Amount
Novartis Pharmaceuticals Corporation 4 $87.53
Merck Sharp & Dohme LLC 1 $29.23
PFIZER INC. 1 $28.88
Regeneron Healthcare Solutions, Inc. 1 $27.62
Tempus AI, Inc 1 $19.04
Celgene Corporation 1 $17.19
E.R. Squibb & Sons, L.L.C. 1 $16.76

By nature of payment

Food and Beverage
$226

Medicare Part D · 2023

Top prescriptions

CMS Part D Prescriber
Total claims
387
Patients
66
Total drug cost
$1,007,926
Drug Type Claims Patients Total cost
Hydrocodone-Acetaminophen (Hydrocodone/Acetaminophen) Brand 59 18 $1,267
Eliquis (Apixaban) Brand 49 16 $35,883
Letrozole Generic 42 14 $1,417
Tamoxifen Citrate Generic 34 0 $1,670
Ondansetron Hcl Generic 24 18 $425
Calquence (Acalabrutinib Maleate) Brand 22 0 $310,041
Prednisone Generic 22 0 $198
Ibrance (Palbociclib) Brand 20 0 $308,109
Bicalutamide Generic 19 0 $694
Olanzapine Generic 19 0 $191

Hospital affiliations

CMS Hospital Compare

Frequently asked questions

Auto-generated from federal data
What is Dr. Brendan Gilmore's medical specialty?
Dr. Brendan Gilmore practices Hematology & Oncology Physician in Chicago, IL.
Where does Dr. Brendan Gilmore practice?
Dr. Brendan Gilmore practices at 5140 N California Ave Ste 600, Chicago, IL 606253664. Office phone: 7739893803.
What is Dr. Brendan Gilmore's NPI?
Dr. Brendan Gilmore's National Provider Identifier (NPI) is 1619396231, issued by NPPES.
Does Dr. Brendan Gilmore accept Medicare assignment?
Yes. Dr. Brendan Gilmore accepts Medicare assignment, meaning Medicare-allowed amounts are accepted as full payment for covered services.
What procedures does Dr. Brendan Gilmore commonly perform?
Top Medicare-reported procedures in 2023: Established patient office or other outpatient visit (HCPCS 99214); Subsequent hospital care with moderate levelof medical decision making (HCPCS 99233); Subsequent hospital care with moderate levelof medical decision making (HCPCS 99232). Source: CMS Medicare Physician & Other Practitioners file.