Doctor profile · Federal record

Dr. Thomas Trouillot, M.D.

Gastroenterology Physician (CMS: Gastroenterology) · Gastroenterology Physician · Denver, CO

  • NPI 1902850811
  • Accepts Medicare
  • MIPS 83.3 / 100 · 2023
  • 37 yrs in practice
  • Licensed in 2 states
  • Male
  • Group practice
  • No sanctions

Practice & contact

Operates at 3 locations .

NPPES Updated May 11, 2026
Primary practice
1960 Ogden St, Suite 220
Denver, CO 802181022
(303) 861-0808
fax (303) 861-2193
Additional location
1010 Three Springs Blvd Ste 270
Durango, CO 813018296
(970) 764-3800
fax (970) 764-3840
Additional location
320 Sunnyview Ln
Kalispell, MT 599013129
(406) 752-7441
fax (406) 257-0304
Mailing address
1960 N Ogden St Ste 220
Denver, CO 802183668

Credentials & registration

NPPES · NUCC
NPI registered
May 2006 — 20 yrs on file
Profile last updated
April 8, 2026
Year of graduation
1989 — 37 yrs since
Specialty taxonomy
207RG0100X — NUCC code
State licenses (2)
Colorado #CDRH.0031056 · Montana #118703
Medicaid
CO #01310564

Federal sanctions & exclusions

OIG LEIE Updated May 11, 2026

No sanctions, exclusions or revocations on file

Checked against OIG LEIE on NPI 1902850811. Last verified May 11, 2026.

Medicare procedures · 2023

Top services delivered

CMS Provider Utilization
Total services
390
Distinct HCPCS
10
Medicare allowed
$59,034
HCPCS Description Services Patients Avg allowed
45380 Biopsy of large bowel using a flexible endoscope 76 76 $154
99214 Established patient office or other outpatient visit, 30-39 minutes 64 57 $129
G0105 Colorectal cancer screening; colonoscopy on individual at high risk 53 53 $178
45385 Removal of polyps or growths of large bowel using an endoscope with mechanical snare 45 45 $241
99204 New patient office or other outpatient visit, 45-59 minutes 42 42 $167
43239 Biopsy of esophagus, stomach, and/or upper small bowel using a flexible endoscope 41 41 $87
99213 Established patient office or other outpatient visit, 20-29 minutes 26 25 $91
99203 New patient office or other outpatient visit, 30-44 minutes 18 18 $113
43248 Insertion of guide wire with dilation of esophagus using a flexible endoscope 14 14 $134
99215 Established patient office or other outpatient visit, 40-54 minutes 11 11 $177

In context: peer comparison

Among 21 peers in this city , average services per provider: 105. This provider delivers 3.7× the peer median.

Open Payments

Industry payments received

CMS Open Payments
All-time total
$1,184
Transactions
49
Manufacturers
15
Payer (manufacturer) Industry Txns Amount
ABBVIE INC. 13 $206.32
Micro-tech Endoscopy USA, Inc. 3 $185.64
Takeda Pharmaceuticals U.S.A., Inc. 4 $127.62
PFIZER INC. 6 $124.46
Gilead Sciences, Inc. 5 $111.19
Celgene Corporation 4 $78.09
Regeneron Healthcare Solutions, Inc. 3 $72.76
Janssen Biotech, Inc. 2 $52.35
GENZYME CORPORATION 2 $50.29
Organon Llc 2 $46.60
Madrigal Pharmaceuticals 1 $28.99
Lilly USA, LLC 1 $27.41
Ipsen Biopharmaceuticals, Inc 1 $22.57
Phathom Pharmaceuticals, Inc. 1 $20.35
SANOFI US SERVICES INC. 1 $15.32

By nature of payment

Food and Beverage
$1,184

Medicare Part D · 2023

Top prescriptions

CMS Part D Prescriber
Total claims
787
Patients
305
Total drug cost
$221,800
Drug Type Claims Patients Total cost
Pantoprazole Sodium Generic 179 46 $3,047
Omeprazole Generic 158 44 $3,206
Azathioprine Generic 108 22 $10,469
Sutab (Sod Sulf/Pot Chloride/Mag Sulf) Brand 87 86 $14,819
Mesalamine Generic 53 12 $54,954
Sod Sulf-Potass Sulf-Mag Sulf (Sodium, Potassium,mag Sulfates) Brand 50 50 $4,021
Gavilyte-G (Peg3350/Sod Sulf,bicarb,cl/Kcl) Brand 27 24 $497
Suflave (Peg 3350/Sod Sulf,chlr/Pot/Mag) Brand 21 21 $2,867
Prednisone Generic 17 0 $132
Sulfasalazine Generic 17 0 $534

Frequently asked questions

Auto-generated from federal data
What is Dr. Thomas Trouillot's medical specialty?
Dr. Thomas Trouillot practices Gastroenterology Physician in Denver, CO.
Where does Dr. Thomas Trouillot practice?
Dr. Thomas Trouillot practices at 1960 Ogden St, Denver, CO 802181022. Office phone: 3038610808.
What is Dr. Thomas Trouillot's NPI?
Dr. Thomas Trouillot's National Provider Identifier (NPI) is 1902850811, issued by NPPES.
Does Dr. Thomas Trouillot accept Medicare assignment?
Yes. Dr. Thomas Trouillot accepts Medicare assignment, meaning Medicare-allowed amounts are accepted as full payment for covered services.
What procedures does Dr. Thomas Trouillot commonly perform?
Top Medicare-reported procedures in 2023: Biopsy of large bowel using a flexible endoscope (HCPCS 45380); Established patient office or other outpatient visit (HCPCS 99214); Colorectal cancer screening; colonoscopy on individual at high risk (HCPCS G0105). Source: CMS Medicare Physician & Other Practitioners file.