Doctor profile · Federal record

Dr. Jeffrey Gelwan, MD

Gastroenterology Physician · Internal Medicine Physician · Glastonbury, CT

  • NPI 1619071230
  • MIPS 83.2 / 100 · 2023
  • 20 yrs on file
  • Male
  • Group practice
  • No sanctions

Practice & contact

NPPES Updated May 11, 2026
Primary practice
300 Western Blvd, Suite A
Glastonbury, CT 060334305
(860) 657-1920
fax (860) 657-1925
Mailing address
2139 Silas Deane Hwy
Rocky Hill, CT 060672336

Credentials & registration

NPPES · NUCC
NPI registered
September 2006 — 20 yrs on file
Profile last updated
April 29, 2011
Specialty taxonomy
207RG0100X — NUCC code
State license (1)
Connecticut #024826
Medicaid
CT #001248261

Federal sanctions & exclusions

OIG LEIE Updated May 11, 2026

No sanctions, exclusions or revocations on file

Checked against OIG LEIE on NPI 1619071230. Last verified May 11, 2026.

Medicare procedures · 2023

Top services delivered

CMS Provider Utilization
Total services
201
Distinct HCPCS
5
Medicare allowed
$25,347
HCPCS Description Services Patients Avg allowed
99214 Established patient office or other outpatient visit, 30-39 minutes 93 83 $133
43239 Biopsy of esophagus, stomach, and/or upper small bowel using a flexible endoscope 53 53 $109
45380 Biopsy of large bowel using a flexible endoscope 26 26 $187
J7050 Infusion, normal saline solution, 250 cc 17 11 $1
G0105 Colorectal cancer screening; colonoscopy on individual at high risk 12 12 $193

In context: peer comparison

Among 2 peers in this city , average services per provider: 36. This provider delivers 5.6× the peer median.

Open Payments

Industry payments received

CMS Open Payments
All-time total
$21
Transactions
1
Manufacturers
1
Payer (manufacturer) Industry Txns Amount
ABBVIE INC. 1 $21.22

By nature of payment

Food and Beverage
$21

Medicare Part D · 2023

Top prescriptions

CMS Part D Prescriber
Total claims
888
Patients
356
Total drug cost
$105,702
Drug Type Claims Patients Total cost
Pantoprazole Sodium Generic 259 103 $6,357
Omeprazole Generic 175 71 $4,040
Famotidine Generic 82 33 $1,567
Sucralfate Generic 71 24 $7,271
Rabeprazole Sodium Generic 62 20 $6,576
Sutab (Sod Sulf/Pot Chloride/Mag Sulf) Brand 54 53 $9,198
Lansoprazole Generic 51 16 $6,540
Esomeprazole Magnesium Generic 32 12 $3,268
Sod Sulf-Potass Sulf-Mag Sulf (Sodium, Potassium,mag Sulfates) Brand 24 24 $2,066
Dexilant (Dexlansoprazole) Brand 21 0 $15,716

Frequently asked questions

Auto-generated from federal data
What is Dr. Jeffrey Gelwan's medical specialty?
Dr. Jeffrey Gelwan practices Gastroenterology Physician in Glastonbury, CT.
Where does Dr. Jeffrey Gelwan practice?
Dr. Jeffrey Gelwan practices at 300 Western Blvd, Glastonbury, CT 060334305. Office phone: 8606571920.
What is Dr. Jeffrey Gelwan's NPI?
Dr. Jeffrey Gelwan's National Provider Identifier (NPI) is 1619071230, issued by NPPES.
What procedures does Dr. Jeffrey Gelwan 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); Biopsy of large bowel using a flexible endoscope (HCPCS 45380). Source: CMS Medicare Physician & Other Practitioners file.