Doctor profile · Federal record

Dr. John Ibrahim, M.D

Hospitalist Physician (CMS: Hospitalist) · Internal Medicine Physician · Internal Medicine Physician · Hospitalist Physician · Hospitalist Physician · Hospitalist Physician · Willowbrook, IL

  • NPI 1134675218
  • Accepts Medicare
  • 11 yrs in practice
  • Licensed in 4 states
  • Male
  • Group practice
  • No sanctions

Practice & contact

Operates at 2 locations .

NPPES Updated May 11, 2026
Primary practice
11S513 Rachael CT
Willowbrook, IL 605276899
(331) 214-1843
Additional location
20201 Crawford Ave
Olympia Fields, IL 604611010
(844) 740-4445
fax (708) 679-2161

Credentials & registration

NPPES · NUCC
NPI registered
August 2016 — 10 yrs on file
Profile last updated
November 6, 2023
Year of graduation
2015 — 11 yrs since
Specialty taxonomy
208M00000X — NUCC code
State licenses (5)
Indiana #01084871A · Illinois #125069705 · Illinois #036147616 · Wisconsin #1018-320 · Florida #ME151077

Federal sanctions & exclusions

OIG LEIE Updated May 11, 2026

No sanctions, exclusions or revocations on file

Checked against OIG LEIE on NPI 1134675218. Last verified May 11, 2026.

Medicare procedures · 2023

Top services delivered

CMS Provider Utilization
Total services
794
Distinct HCPCS
6
Medicare allowed
$85,194
HCPCS Description Services Patients Avg allowed
99233 Subsequent hospital care with moderate levelof medical decision making, if using time, at least 50 minutes 450 173 $112
99232 Subsequent hospital care with moderate levelof medical decision making, if using time, at least 35 minutes 138 73 $75
99223 Initial hospital care with moderate level of medical decision making, if using time, at least 75 minutes 84 83 $162
99239 Hospital discharge day management, more than 30 minutes 65 63 $107
99238 Hospital discharge day management, 30 minutes or less 43 42 $76
99202 New patient office or other outpatient visit, 15-29 minutes 14 14 $50

In context: peer comparison

Among 1 peers in this city , average services per provider: 132. This provider delivers 6.0× the peer median.

Medicare Part D · 2023

Top prescriptions

CMS Part D Prescriber
Total claims
323
Patients
184
Total drug cost
$3,319
Drug Type Claims Patients Total cost
Prednisone Generic 73 61 $172
Amoxicillin-Clavulanate Potass (Amoxicillin/Potassium Clav) Brand 45 40 $487
Furosemide Generic 26 0 $109
Azithromycin Generic 25 19 $158
Permethrin Generic 20 12 $944
Lisinopril Generic 19 0 $99
Nitrofurantoin Mono-Macro (Nitrofurantoin Monohyd/M-Cryst) Brand 16 15 $186
Carvedilol Generic 15 0 $109
Doxycycline Hyclate Generic 14 14 $196
Albuterol Sulfate Hfa (Albuterol Sulfate) Brand 12 0 $359

Hospital affiliations

CMS Hospital Compare

Frequently asked questions

Auto-generated from federal data
What is Dr. John Ibrahim's medical specialty?
Dr. John Ibrahim practices Hospitalist Physician in Willowbrook, IL.
Where does Dr. John Ibrahim practice?
Dr. John Ibrahim practices at 11S513 Rachael CT, Willowbrook, IL 605276899. Office phone: 3312141843.
What is Dr. John Ibrahim's NPI?
Dr. John Ibrahim's National Provider Identifier (NPI) is 1134675218, issued by NPPES.
Does Dr. John Ibrahim accept Medicare assignment?
Yes. Dr. John Ibrahim accepts Medicare assignment, meaning Medicare-allowed amounts are accepted as full payment for covered services.
What procedures does Dr. John Ibrahim commonly perform?
Top Medicare-reported procedures in 2023: Subsequent hospital care with moderate levelof medical decision making (HCPCS 99233); Subsequent hospital care with moderate levelof medical decision making (HCPCS 99232); Initial hospital care with moderate level of medical decision making (HCPCS 99223). Source: CMS Medicare Physician & Other Practitioners file.