Doctor profile · Federal record

Dr. Robert Dempsey, M.D.

Gastroenterology Physician (CMS: Internal Medicine) · Internal Medicine Physician · Fort Wayne, IN

  • NPI 1558567644
  • Accepts Medicare
  • MIPS 81.2 / 100 · 2023
  • 19 yrs in practice
  • Licensed in 2 states
  • Male
  • Group practice
  • No sanctions

Practice & contact

NPPES Updated May 11, 2026
Primary practice
11104 Parkview Circle Dr, Suite 310
Fort Wayne, IN 468451672
(260) 266-5230
fax (260) 266-5238
Mailing address
11109 Parkview Plaza Dr # 117
Fort Wayne, IN 468451701

Credentials & registration

NPPES · NUCC
NPI registered
June 2007 — 19 yrs on file
Profile last updated
October 3, 2022
Year of graduation
2007 — 19 yrs since
Specialty taxonomy
207RG0100X — NUCC code
State licenses (2)
Indiana #01072586A · Michigan #4301089945

Federal sanctions & exclusions

OIG LEIE Updated May 11, 2026

No sanctions, exclusions or revocations on file

Checked against OIG LEIE on NPI 1558567644. Last verified May 11, 2026.

Medicare procedures · 2023

Top services delivered

CMS Provider Utilization
Total services
333
Distinct HCPCS
10
Medicare allowed
$38,486
HCPCS Description Services Patients Avg allowed
99213 Established patient office or other outpatient visit, 20-29 minutes 66 56 $62
45385 Removal of polyps or growths of large bowel using an endoscope with mechanical snare 49 48 $233
45380 Biopsy of large bowel using a flexible endoscope 48 48 $129
43239 Biopsy of esophagus, stomach, and/or upper small bowel using a flexible endoscope 42 42 $97
99213 Established patient office or other outpatient visit, 20-29 minutes 33 32 $74
99214 Established patient office or other outpatient visit, 30-39 minutes 24 21 $93
G0105 Colorectal cancer screening; colonoscopy on individual at high risk 18 18 $157
43235 Diagnostic exam of esophagus, stomach, and/or upper small bowel using a flexible endoscope 15 15 $95
99214 Established patient office or other outpatient visit, 30-39 minutes 14 14 $101
45378 Diagnostic exam of large bowel using a flexible endoscope 12 12 $164

In context: peer comparison

Among 16 peers in this city , average services per provider: 39. This provider delivers 8.5× the peer median.

Open Payments

Industry payments received

CMS Open Payments
All-time total
$410
Transactions
23
Manufacturers
8
Payer (manufacturer) Industry Txns Amount
Takeda Pharmaceuticals U.S.A., Inc. 10 $165.38
Janssen Biotech, Inc. 5 $87.01
QOL Medical, LLC 2 $37.84
Phathom Pharmaceuticals, Inc. 2 $33.82
Lilly USA, LLC 1 $27.50
AIMMUNE THERAPEUTICS, INC. 1 $21.38
ABBVIE INC. 1 $20.54
Regeneron Healthcare Solutions, Inc. 1 $16.92

By nature of payment

Food and Beverage
$410

Medicare Part D · 2023

Top prescriptions

CMS Part D Prescriber
Total claims
895
Patients
243
Total drug cost
$65,939
Drug Type Claims Patients Total cost
Omeprazole Generic 357 124 $8,053
Pantoprazole Sodium Generic 178 56 $3,515
Famotidine Generic 81 27 $1,926
Sucralfate Generic 39 12 $3,628
Colestipol Hcl Generic 35 0 $5,112
Ondansetron Hcl Generic 35 12 $1,369
Linzess (Linaclotide) Brand 29 0 $26,078
Esomeprazole Magnesium Generic 27 0 $2,125
Dicyclomine Hcl Generic 26 0 $612
Lansoprazole Generic 20 0 $453

Frequently asked questions

Auto-generated from federal data
What is Dr. Robert Dempsey's medical specialty?
Dr. Robert Dempsey practices Gastroenterology Physician in Fort Wayne, IN.
Where does Dr. Robert Dempsey practice?
Dr. Robert Dempsey practices at 11104 Parkview Circle Dr, Fort Wayne, IN 468451672. Office phone: 2602665230.
What is Dr. Robert Dempsey's NPI?
Dr. Robert Dempsey's National Provider Identifier (NPI) is 1558567644, issued by NPPES.
Does Dr. Robert Dempsey accept Medicare assignment?
Yes. Dr. Robert Dempsey accepts Medicare assignment, meaning Medicare-allowed amounts are accepted as full payment for covered services.
What procedures does Dr. Robert Dempsey commonly perform?
Top Medicare-reported procedures in 2023: Established patient office or other outpatient visit (HCPCS 99213); Removal of polyps or growths of large bowel using an endoscope with mechanical snare (HCPCS 45385); Biopsy of large bowel using a flexible endoscope (HCPCS 45380). Source: CMS Medicare Physician & Other Practitioners file.