Doctor profile · Federal record

Dr. David Thomas, MD

Gastroenterology Physician (CMS: Gastroenterology) · Indianapolis, IN

  • NPI 1104860329
  • Accepts Medicare
  • 41 yrs in practice
  • Male
  • Group practice
  • No sanctions

Practice & contact

NPPES Updated May 11, 2026
Primary practice
1801 N Senate Blvd, Suite #400
Indianapolis, IN 46202
(317) 962-6300
fax (317) 962-2346
Mailing address
250 N Shadeland Ave
Indianapolis, IN 462194959

Credentials & registration

NPPES · NUCC
NPI registered
June 2006 — 20 yrs on file
Profile last updated
March 9, 2021
Year of graduation
1985 — 41 yrs since
Specialty taxonomy
207RG0100X — NUCC code
State license (1)
Indiana #01039139A
Medicaid
IN #100176500A

Federal sanctions & exclusions

OIG LEIE Updated May 11, 2026

No sanctions, exclusions or revocations on file

Checked against OIG LEIE on NPI 1104860329. Last verified May 11, 2026.

Medicare procedures · 2023

Top services delivered

CMS Provider Utilization
Total services
585
Distinct HCPCS
10
Medicare allowed
$57,375
HCPCS Description Services Patients Avg allowed
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 165 164 $5
45385 Removal of polyps or growths of large bowel using an endoscope with mechanical snare 66 66 $230
43235 Diagnostic exam of esophagus, stomach, and/or upper small bowel using a flexible endoscope 57 57 $104
G0105 Colorectal cancer screening; colonoscopy on individual at high risk 41 41 $168
99222 Initial hospital care with straightforward or low-level medical decision making, if using time, at least 55 minutes 37 37 $122
G0121 Colorectal cancer screening; colonoscopy on individual not meeting criteria for high risk 37 37 $168
99213 Established patient office or other outpatient visit, 20-29 minutes 36 35 $83
99232 Subsequent hospital care with moderate levelof medical decision making, if using time, at least 35 minutes 26 18 $74
99204 New patient office or other outpatient visit, 45-59 minutes 25 25 $155
99221 Initial hospital care with straightforward or low level of medical decision making, per day, if using time, at least 40 minutes 24 23 $77

In context: peer comparison

Among 41 peers in this city , average services per provider: 73. This provider delivers 8.0× the peer median.

Medicare Part D · 2023

Top prescriptions

CMS Part D Prescriber
Total claims
647
Patients
360
Total drug cost
$45,411
Drug Type Claims Patients Total cost
Gavilyte-G (Peg3350/Sod Sulf,bicarb,cl/Kcl) Brand 125 125 $2,002
Peg 3350-Electrolyte (Sodium Chloride/Nahco3/Kcl/Peg) Brand 102 99 $2,461
Dicyclomine Hcl Generic 75 28 $2,299
Sod Sulf-Potass Sulf-Mag Sulf (Sodium, Potassium,mag Sulfates) Brand 74 73 $5,629
Omeprazole Generic 37 12 $610
Pantoprazole Sodium Generic 32 0 $709
Famotidine Generic 31 0 $442
Ondansetron Odt (Ondansetron) Brand 31 0 $671
Colestipol Hcl Generic 28 0 $4,639
Sutab (Sod Sulf/Pot Chloride/Mag Sulf) Brand 23 23 $3,769

Frequently asked questions

Auto-generated from federal data
What is Dr. David Thomas's medical specialty?
Dr. David Thomas practices Gastroenterology Physician in Indianapolis, IN.
Where does Dr. David Thomas practice?
Dr. David Thomas practices at 1801 N Senate Blvd, Indianapolis, IN 46202. Office phone: 3179626300.
What is Dr. David Thomas's NPI?
Dr. David Thomas's National Provider Identifier (NPI) is 1104860329, issued by NPPES.
Does Dr. David Thomas accept Medicare assignment?
Yes. Dr. David Thomas accepts Medicare assignment, meaning Medicare-allowed amounts are accepted as full payment for covered services.
What procedures does Dr. David Thomas commonly perform?
Top Medicare-reported procedures in 2023: 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); Removal of polyps or growths of large bowel using an endoscope with mechanical snare (HCPCS 45385); Diagnostic exam of esophagus, stomach, and/or upper small bowel using a flexible endoscope (HCPCS 43235). Source: CMS Medicare Physician & Other Practitioners file.