Doctor profile · Federal record

Dr. Kenneth Chi, MD

Gastroenterology Physician (CMS: Gastroenterology) · Glenview, IL

  • NPI 1821070939
  • Accepts Medicare
  • MIPS 85.1 / 100 · 2023
  • 28 yrs in practice
  • Male
  • Group practice
  • No sanctions

Practice & contact

NPPES Updated May 11, 2026
Primary practice
2501 Compass RD, Suite 130
Glenview, IL 600268000
(847) 677-1170
fax (847) 677-1233

Credentials & registration

NPPES · NUCC
NPI registered
November 2005 — 21 yrs on file
Profile last updated
December 16, 2021
Year of graduation
1998 — 28 yrs since
Specialty taxonomy
207RG0100X — NUCC code
State license (1)
Illinois #036104080
Medicaid
IL #036104080

Federal sanctions & exclusions

OIG LEIE Updated May 11, 2026

No sanctions, exclusions or revocations on file

Checked against OIG LEIE on NPI 1821070939. Last verified May 11, 2026.

Medicare procedures · 2023

Top services delivered

CMS Provider Utilization
Total services
617
Distinct HCPCS
10
Medicare allowed
$94,948
HCPCS Description Services Patients Avg allowed
43239 Biopsy of esophagus, stomach, and/or upper small bowel using a flexible endoscope 97 97 $98
99213 Established patient office or other outpatient visit, 20-29 minutes 92 82 $92
99204 New patient office or other outpatient visit, 45-59 minutes 80 80 $173
45385 Removal of polyps or growths of large bowel using an endoscope with mechanical snare 58 57 $269
45380 Biopsy of large bowel using a flexible endoscope 53 53 $169
99214 Established patient office or other outpatient visit, 30-39 minutes 52 51 $132
99203 New patient office or other outpatient visit, 30-44 minutes 33 33 $114
G0105 Colorectal cancer screening; colonoscopy on individual at high risk 31 31 $193
99232 Subsequent hospital care with moderate levelof medical decision making, if using time, at least 35 minutes 25 22 $83
43238 Ultrasound guided needle aspiration or biopsy of esophagus using a flexible endoscope 22 22 $246

In context: peer comparison

Among 9 peers in this city , average services per provider: 65. This provider delivers 9.5× the peer median.

Open Payments

Industry payments received

CMS Open Payments
All-time total
$826
Transactions
33
Manufacturers
15
Payer (manufacturer) Industry Txns Amount
ABBVIE INC. 8 $184.07
Salix Pharmaceuticals, a division of Bausch Health US, LLC 5 $123.31
Takeda Pharmaceuticals U.S.A., Inc. 3 $74.19
Ipsen Biopharmaceuticals, Inc 3 $70.35
Medtronic, Inc. 1 $47.83
Phathom Pharmaceuticals, Inc. 2 $43.33
PFIZER INC. 2 $41.61
Intercept Pharmaceuticals, Inc. 2 $39.71
Regeneron Healthcare Solutions, Inc. 1 $36.79
Ardelyx, Inc. 1 $33.07
QOL Medical, LLC 1 $27.80
Madrigal Pharmaceuticals 1 $24.57
Gilead Sciences, Inc. 1 $23.77
Boston Scientific Corporation 1 $20.23
Digestive Care, Inc. 1 $18.89

By nature of payment

Food and Beverage
$826

Medicare Part D · 2023

Top prescriptions

CMS Part D Prescriber
Total claims
530
Patients
264
Total drug cost
$145,841
Drug Type Claims Patients Total cost
Omeprazole Generic 95 42 $1,617
Sutab (Sod Sulf/Pot Chloride/Mag Sulf) Brand 67 65 $11,602
Peg 3350-Electrolyte (Sodium Chloride/Nahco3/Kcl/Peg) Brand 60 59 $1,360
Famotidine Generic 53 12 $1,024
Pantoprazole Sodium Generic 36 12 $500
Creon (Lipase/Protease/Amylase) Brand 35 15 $90,125
Sod Sulf-Potass Sulf-Mag Sulf (Sodium, Potassium,mag Sulfates) Brand 32 32 $2,701
Sucralfate Generic 32 0 $1,944
Linzess (Linaclotide) Brand 22 0 $22,618
Esomeprazole Magnesium Generic 21 0 $1,002

Hospital affiliations

CMS Hospital Compare

Frequently asked questions

Auto-generated from federal data
What is Dr. Kenneth Chi's medical specialty?
Dr. Kenneth Chi practices Gastroenterology Physician in Glenview, IL.
Where does Dr. Kenneth Chi practice?
Dr. Kenneth Chi practices at 2501 Compass RD, Glenview, IL 600268000. Office phone: 8476771170.
What is Dr. Kenneth Chi's NPI?
Dr. Kenneth Chi's National Provider Identifier (NPI) is 1821070939, issued by NPPES.
Does Dr. Kenneth Chi accept Medicare assignment?
Yes. Dr. Kenneth Chi accepts Medicare assignment, meaning Medicare-allowed amounts are accepted as full payment for covered services.
What procedures does Dr. Kenneth Chi commonly perform?
Top Medicare-reported procedures in 2023: Biopsy of esophagus, stomach, and/or upper small bowel using a flexible endoscope (HCPCS 43239); Established patient office or other outpatient visit (HCPCS 99213); New patient office or other outpatient visit (HCPCS 99204). Source: CMS Medicare Physician & Other Practitioners file.