Doctor profile · Federal record

Dr. John Dewitt, M.D.

Gastroenterology Physician (CMS: Gastroenterology) · Indianapolis, IN

  • NPI 1346204401
  • Accepts Medicare
  • 32 yrs in practice
  • Male
  • Group practice
  • No sanctions

Practice & contact

Operates at 2 locations .

NPPES Updated May 11, 2026
Primary practice
1701 N Senate Blvd
Indianapolis, IN 462021239
(888) 484-3258
Additional location
550 University Blvd, Uh 4100
Indianapolis, IN 462025149
(317) 274-0880
Mailing address
250 N Shadeland Ave
Indianapolis, IN 462194959

Credentials & registration

NPPES · NUCC
NPI registered
April 2006 — 20 yrs on file
Profile last updated
March 13, 2025
Year of graduation
1994 — 32 yrs since
Specialty taxonomy
207RG0100X — NUCC code
State license (1)
Indiana #01054281A
Medicaid
IN #200344310

Federal sanctions & exclusions

OIG LEIE Updated May 11, 2026

No sanctions, exclusions or revocations on file

Checked against OIG LEIE on NPI 1346204401. Last verified May 11, 2026.

Medicare procedures · 2023

Top services delivered

CMS Provider Utilization
Total services
382
Distinct HCPCS
10
Medicare allowed
$56,320
HCPCS Description Services Patients Avg allowed
43239 Biopsy of esophagus, stomach, and/or upper small bowel using a flexible endoscope 58 53 $70
99232 Subsequent hospital care with moderate levelof medical decision making, if using time, at least 35 minutes 54 35 $70
43238 Ultrasound guided needle aspiration or biopsy of esophagus using a flexible endoscope 42 41 $210
43241 Insertion of tube or tube in esophagus, stomach, and/or upper small bowel using a flexible endoscope 36 35 $93
43237 Ultrasound exam of esophagus, stomach, and/or upper small bowel using a flexible endoscope through mouth 34 34 $165
43248 Insertion of guide wire with dilation of esophagus using a flexible endoscope 31 20 $137
43235 Diagnostic exam of esophagus, stomach, and/or upper small bowel using a flexible endoscope 30 29 $108
43247 Removal of foreign bodies of esophagus, stomach, and/or upper small bowel using a flexible endoscope 26 20 $106
99214 Established patient office or other outpatient visit, 30-39 minutes 16 16 $91
43497 Incision of muscle of lower esophagus using an endoscope 15 15 $712

In context: peer comparison

Among 41 peers in this city , average services per provider: 73. This provider delivers 5.2× the peer median.

Open Payments

Industry payments received

CMS Open Payments
All-time total
$2,141
Transactions
9
Manufacturers
3
Payer (manufacturer) Industry Txns Amount
Olympus Medical Systems Corporation 4 $1,539.24
Boston Scientific Corporation 4 $354.64
STERIS CORPORATION 1 $247.50

By nature of payment

Consulting Fee
$1,508
Food and Beverage
$602
Travel and Lodging
$32

Medicare Part D · 2023

Top prescriptions

CMS Part D Prescriber
Total claims
241
Patients
129
Total drug cost
$4,367
Drug Type Claims Patients Total cost
Omeprazole Generic 92 26 $2,073
Pantoprazole Sodium Generic 69 25 $1,170
Gavilyte-G (Peg3350/Sod Sulf,bicarb,cl/Kcl) Brand 34 33 $521
Amoxicillin-Clavulanate Potass (Amoxicillin/Potassium Clav) Brand 25 24 $141
Peg 3350-Electrolyte (Sodium Chloride/Nahco3/Kcl/Peg) Brand 21 21 $462

Frequently asked questions

Auto-generated from federal data
What is Dr. John Dewitt's medical specialty?
Dr. John Dewitt practices Gastroenterology Physician in Indianapolis, IN.
Where does Dr. John Dewitt practice?
Dr. John Dewitt practices at 1701 N Senate Blvd, Indianapolis, IN 462021239. Office phone: 8884843258.
What is Dr. John Dewitt's NPI?
Dr. John Dewitt's National Provider Identifier (NPI) is 1346204401, issued by NPPES.
Does Dr. John Dewitt accept Medicare assignment?
Yes. Dr. John Dewitt accepts Medicare assignment, meaning Medicare-allowed amounts are accepted as full payment for covered services.
What procedures does Dr. John Dewitt commonly perform?
Top Medicare-reported procedures in 2023: Biopsy of esophagus, stomach, and/or upper small bowel using a flexible endoscope (HCPCS 43239); Subsequent hospital care with moderate levelof medical decision making (HCPCS 99232); Ultrasound guided needle aspiration or biopsy of esophagus using a flexible endoscope (HCPCS 43238). Source: CMS Medicare Physician & Other Practitioners file.