Doctor profile · Federal record

Dr. Ahmad Hassan, MD

Gastroenterology Physician (CMS: Gastroenterology) · Libertyville, IL

  • NPI 1033572904
  • Accepts Medicare
  • MIPS 93.1 / 100 · 2023
  • 10 yrs in practice
  • Male
  • Solo practice
  • No sanctions

Practice & contact

Operates at 2 locations .

NPPES Updated May 11, 2026
Primary practice
755 S Milwaukee Ave Ste 225
Libertyville, IL 600483266
(847) 573-2845
fax (847) 573-2846
Additional location
1740 W Taylor St
Chicago, IL 606127232
(866) 600-2273
Mailing address
29373 Network Pl
Chicago, IL 606731293

Credentials & registration

NPPES · NUCC
NPI registered
March 2016 — 10 yrs on file
Profile last updated
October 14, 2025
Year of graduation
2016 — 10 yrs since
Specialty taxonomy
207RG0100X — NUCC code
State license (1)
Illinois #036147506

Federal sanctions & exclusions

OIG LEIE Updated May 11, 2026

No sanctions, exclusions or revocations on file

Checked against OIG LEIE on NPI 1033572904. Last verified May 11, 2026.

Medicare procedures · 2023

Top services delivered

CMS Provider Utilization
Total services
149
Distinct HCPCS
7
Medicare allowed
$16,169
HCPCS Description Services Patients Avg allowed
99232 Subsequent hospital care with moderate levelof medical decision making, if using time, at least 35 minutes 27 20 $82
99222 Initial hospital care with straightforward or low-level medical decision making, if using time, at least 55 minutes 26 24 $136
99231 Subsequent hospital care with straightforward or low level of medical decision making, per day, if using time, at least 25 minutes 25 17 $52
99221 Initial hospital care with straightforward or low level of medical decision making, per day, if using time, at least 40 minutes 24 24 $87
43239 Biopsy of esophagus, stomach, and/or upper small bowel using a flexible endoscope 19 19 $116
99203 New patient office or other outpatient visit, 30-44 minutes 15 15 $117
45385 Removal of polyps or growths of large bowel using an endoscope with mechanical snare 13 13 $236

In context: peer comparison

Among 4 peers in this city , average services per provider: 84. This provider delivers 1.8× the peer median.

Medicare Part D · 2023

Top prescriptions

CMS Part D Prescriber
Total claims
64
Patients
24
Total drug cost
$8,604
Drug Type Claims Patients Total cost
Omeprazole Generic 19 13 $442
Loperamide (Loperamide Hcl) Brand 12 0 $291
Linzess (Linaclotide) Brand 11 0 $7,160
Pantoprazole Sodium Generic 11 0 $383
Peg 3350-Electrolyte (Sodium Chloride/Nahco3/Kcl/Peg) Brand 11 11 $328

Hospital affiliations

CMS Hospital Compare

Frequently asked questions

Auto-generated from federal data
What is Dr. Ahmad Hassan's medical specialty?
Dr. Ahmad Hassan practices Gastroenterology Physician in Libertyville, IL.
Where does Dr. Ahmad Hassan practice?
Dr. Ahmad Hassan practices at 755 S Milwaukee Ave Ste 225, Libertyville, IL 600483266. Office phone: 8475732845.
What is Dr. Ahmad Hassan's NPI?
Dr. Ahmad Hassan's National Provider Identifier (NPI) is 1033572904, issued by NPPES.
Does Dr. Ahmad Hassan accept Medicare assignment?
Yes. Dr. Ahmad Hassan accepts Medicare assignment, meaning Medicare-allowed amounts are accepted as full payment for covered services.
What procedures does Dr. Ahmad Hassan commonly perform?
Top Medicare-reported procedures in 2023: Subsequent hospital care with moderate levelof medical decision making (HCPCS 99232); Initial hospital care with straightforward or low-level medical decision making (HCPCS 99222); Subsequent hospital care with straightforward or low level of medical decision making (HCPCS 99231). Source: CMS Medicare Physician & Other Practitioners file.