Doctor profile · Federal record

Dr. Kamran Ayub, MD

Gastroenterology Physician (CMS: Gastroenterology) · Oak Lawn, IL

  • NPI 1942317243
  • Accepts Medicare
  • 43 yrs in practice
  • Male
  • Group practice
  • No sanctions

Practice & contact

NPPES Updated May 11, 2026
Primary practice
9921 Southwest Hwy
Oak Lawn, IL 60453
(708) 499-5678
fax (708) 499-5685
Mailing address
9921 Southwest Highway
Oak Lawn, IL 60453

Credentials & registration

NPPES · NUCC
NPI registered
August 2006 — 20 yrs on file
Profile last updated
January 27, 2009
Year of graduation
1983 — 43 yrs since
Specialty taxonomy
207RG0100X — NUCC code
State license (1)
Illinois #036119910
Medicaid (2)
IL #036119910 · WA #8291247

Federal sanctions & exclusions

OIG LEIE Updated May 11, 2026

No sanctions, exclusions or revocations on file

Checked against OIG LEIE on NPI 1942317243. Last verified May 11, 2026.

Medicare procedures · 2023

Top services delivered

CMS Provider Utilization
Total services
3,252
Distinct HCPCS
10
Medicare allowed
$472,848
HCPCS Description Services Patients Avg allowed
99214 Established patient office or other outpatient visit, 30-39 minutes 615 432 $134
43239 Biopsy of esophagus, stomach, and/or upper small bowel using a flexible endoscope 375 343 $67
99213 Established patient office or other outpatient visit, 20-29 minutes 189 158 $95
45380 Biopsy of large bowel using a flexible endoscope 178 173 $157
99232 Subsequent hospital care with moderate levelof medical decision making, if using time, at least 35 minutes 170 118 $83
99204 New patient office or other outpatient visit, 45-59 minutes 162 162 $175
43259 Ultrasound exam of esophagus, stomach, and/or upper small bowel using a flexible endoscope 152 149 $220
43264 Removal of stone or debris from bile or pancreatic duct using a flexible endoscope 125 78 $44
43274 Insertion of stent into pancreatic or bile duct using a flexible endoscope 119 94 $478
74328 Review by radiologist of image from tube placement into bile duct using an endoscope 118 74 $24

In context: peer comparison

Among 7 peers in this city , average services per provider: 65. This provider delivers 50× the peer median.

Open Payments

Industry payments received

CMS Open Payments
All-time total
$31,876
Transactions
78
Manufacturers
15
Payer (manufacturer) Industry Txns Amount
AIMMUNE THERAPEUTICS, INC. 8 $14,467.96
Madrigal Pharmaceuticals 9 $5,203.30
Pinnacle Biologics, Inc 6 $5,123.78
ABBVIE INC. 20 $3,754.94
Olympus Corporation of the Americas 19 $1,934.82
Laborie Medical Technologies Corp. 3 $360.03
CONMED Corporation 2 $307.37
Boston Scientific Corporation 2 $262.97
Endogastric Solutions, Inc 1 $120.27
Mauna Kea Technologies, Inc. 1 $107.68
AnX Robotica Corp 1 $99.83
QOL Medical, LLC 3 $78.90
Takeda Pharmaceuticals U.S.A., Inc. 1 $26.61
Janssen Biotech, Inc. 1 $22.82
Merit Medical Systems Inc 1 $4.32

By nature of payment

Compensation for services other than consulting, including serving as faculty or as a speaker at a venue other than a continuing education program
$21,513
Travel and Lodging
$3,817
Honoraria
$3,525
Food and Beverage
$3,021

Medicare Part D · 2023

Top prescriptions

CMS Part D Prescriber
Total claims
432
Patients
199
Total drug cost
$117,056
Drug Type Claims Patients Total cost
Pantoprazole Sodium Generic 129 63 $2,263
Metoclopramide Hcl Generic 82 77 $79
Omeprazole Generic 78 32 $1,419
Famotidine Generic 27 13 $600
Tramadol Hcl Generic 24 14 $112
Ondansetron Odt (Ondansetron) Brand 22 0 $301
Sucralfate Generic 17 0 $323
Ursodiol Generic 15 0 $3,056
Zenpep (Lipase/Protease/Amylase) Brand 14 0 $94,790
Linzess (Linaclotide) Brand 13 0 $13,888

Hospital affiliations

CMS Hospital Compare

Frequently asked questions

Auto-generated from federal data
What is Dr. Kamran Ayub's medical specialty?
Dr. Kamran Ayub practices Gastroenterology Physician in Oak Lawn, IL.
Where does Dr. Kamran Ayub practice?
Dr. Kamran Ayub practices at 9921 Southwest Hwy, Oak Lawn, IL 60453. Office phone: 7084995678.
What is Dr. Kamran Ayub's NPI?
Dr. Kamran Ayub's National Provider Identifier (NPI) is 1942317243, issued by NPPES.
Does Dr. Kamran Ayub accept Medicare assignment?
Yes. Dr. Kamran Ayub accepts Medicare assignment, meaning Medicare-allowed amounts are accepted as full payment for covered services.
What procedures does Dr. Kamran Ayub commonly perform?
Top Medicare-reported procedures in 2023: Established patient office or other outpatient visit (HCPCS 99214); Biopsy of esophagus, stomach, and/or upper small bowel using a flexible endoscope (HCPCS 43239); Established patient office or other outpatient visit (HCPCS 99213). Source: CMS Medicare Physician & Other Practitioners file.