Doctor profile · Federal record

Dr. Brij Dewan, M.D.

Gastroenterology Physician (CMS: Gastroenterology) · Kalamazoo, MI

  • NPI 1194787861
  • Accepts Medicare
  • MIPS 74.2 / 100 · 2023
  • 52 yrs in practice
  • Male
  • Solo practice
  • No sanctions

Practice & contact

NPPES Updated May 11, 2026
Primary practice
1535 Gull RD, Suite 105
Kalamazoo, MI 490481650
(269) 385-9900
fax (269) 385-2140

Credentials & registration

NPPES · NUCC
NPI registered
April 2006 — 20 yrs on file
Profile last updated
March 18, 2021
Year of graduation
1974 — 52 yrs since
Specialty taxonomy
207RG0100X — NUCC code
State license (1)
Michigan #MI4301043605
Medicaid
MI #3372592

Federal sanctions & exclusions

OIG LEIE Updated May 11, 2026

No sanctions, exclusions or revocations on file

Checked against OIG LEIE on NPI 1194787861. Last verified May 11, 2026.

Medicare procedures · 2023

Top services delivered

CMS Provider Utilization
Total services
1,068
Distinct HCPCS
10
Medicare allowed
$118,037
HCPCS Description Services Patients Avg allowed
43239 Biopsy of esophagus, stomach, and/or upper small bowel using a flexible endoscope 137 131 $91
45380 Biopsy of large bowel using a flexible endoscope 132 131 $126
G0500 Moderate sedation services provided by the same physician or other qualified health care professional performing a gastrointestinal endoscopic service that sedation supports, requiring the presence of an independent trained observer to assist in the monito 132 127 $5
99214 Established patient office or other outpatient visit, 30-39 minutes 121 96 $123
99214 Established patient office or other outpatient visit, 30-39 minutes 104 86 $95
45385 Removal of polyps or growths of large bowel using an endoscope with mechanical snare 77 73 $242
99232 Subsequent hospital care with moderate levelof medical decision making, if using time, at least 35 minutes 71 39 $78
43249 Balloon dilation of esophagus, stomach, and/or upper small bowel using a flexible endoscope, less than 3.0 cm 45 42 $129
99222 Initial hospital care with straightforward or low-level medical decision making, if using time, at least 55 minutes 39 38 $128
99204 New patient office or other outpatient visit, 45-59 minutes 38 38 $151

In context: peer comparison

Among 4 peers in Kalamazoo Gastroenterology Physician, average services per provider: 51. This provider delivers 21× the peer median.

Open Payments

Industry payments received

CMS Open Payments
All-time total
$361
Transactions
14
Manufacturers
6
Payer (manufacturer) Industry Txns Amount
Madrigal Pharmaceuticals 5 $200.47
Abbvie INC. 3 $46.31
Gilead Sciences, INC. 2 $45.61
Takeda Pharmaceuticals U.S.A., INC. 2 $28.19
Ironwood Pharmaceuticals, INC 1 $26.61
Merck Sharp & Dohme LLC 1 $13.77

By nature of payment

Food and Beverage
$347
Education
$14

Medicare Part D · 2023

Top prescriptions

CMS Part D Prescriber
Total claims
2,133
Patients
578
Total drug cost
$357,182
Drug Type Claims Patients Total cost
Pantoprazole Sodium Generic 747 183 $17,389
Omeprazole Generic 414 130 $9,880
Colestipol Hcl Generic 171 68 $24,795
Dicyclomine Hcl Generic 151 42 $3,547
Famotidine Generic 140 42 $2,293
Linzess (Linaclotide) Brand 98 26 $57,757
Mesalamine Generic 77 17 $59,177
Creon (Lipase/Protease/Amylase) Brand 59 0 $133,805
Erythromycin (Erythromycin Base) Brand 47 16 $33,708
Esomeprazole Magnesium Generic 46 11 $1,714

Hospital affiliations

CMS Hospital Compare

Frequently asked questions

Auto-generated from federal data
What is Dr. Brij Dewan's medical specialty?
Dr. Brij Dewan practices Gastroenterology Physician in Kalamazoo, MI.
Where does Dr. Brij Dewan practice?
Dr. Brij Dewan practices at 1535 Gull RD, Kalamazoo, MI 490481650. Office phone: 2693859900.
What is Dr. Brij Dewan's NPI?
Dr. Brij Dewan's National Provider Identifier (NPI) is 1194787861, issued by NPPES.
Does Dr. Brij Dewan accept Medicare assignment?
Yes. Dr. Brij Dewan accepts Medicare assignment, meaning Medicare-allowed amounts are accepted as full payment for covered services.
What procedures does Dr. Brij Dewan commonly perform?
Top Medicare-reported procedures in 2023: Biopsy of esophagus, stomach, and/or upper small bowel using a flexible endoscope (HCPCS 43239); Biopsy of large bowel using a flexible endoscope (HCPCS 45380); Moderate sedation services provided by the same physician or other qualified health care professional performing a gastrointestinal endoscopic service that sedation supports, requiring the presence of an independent trained observer to assist in the monito (HCPCS G0500). Source: CMS Medicare Physician & Other Practitioners file.