Thomas Trouillot, M.D.
Gastroenterology (CMS) · Denver, CO
At a glance
1960 Ogden St, Denver, CO 80218-1022
Published activity: Colonoscopy · Upper gastrointestinal (GI) endoscopy for acid reflux. View counts and coverage
NPPES record updated Apr 8, 2026. Public records can lag behind changes at a practice.
Before you call: a quick checklist
- Are you accepting new patients?
- Do you accept my specific insurance plan?
- Do you provide the service I need at this address?
- Do I need a referral, and what is the earliest appointment?
Insurance participation and appointment availability are not established by these public records.
Medicare & insurance
Insurance participation is not established by these public records. Ask the practice and your insurer about your specific plan and this location.
How to check your coverage
Use your plan’s provider directory or the member-services number on your insurance card. Confirm the clinician, practice address, service, and whether a referral is required. A missing opt-out record does not establish Medicare acceptance.
Check the official Medicare directory ↗Practice location
1960 Ogden St Suite 220Denver, CO 80218-1022
Additional reported practice locations
320 Sunnyview LnKalispell, MT 599013129
Phone: 4067527441
Fax: 4062570304 1010 Three Springs Blvd Ste 270
Durango, CO 813018296
Phone: 9707643800
Fax: 9707643840
Education & affiliations
- Medical / professional school
- University Of California, San Francisco School Of Medicine
- Graduation year
- 1989
- CMS specialties
- Gastroenterology
CMS reports telehealth services for this clinician. Confirm current services and availability with the practice.
Practice groups
- Catholic Health Initiatives Colorado
- Colorado Gastroenterology Prof Llc
- Kalispell Regional Medical Center Inc
- Peacehealth
Reported hospital affiliations
- Hca Florida West Hospital Pensacola, FL
- Hca Healthone Rose Denver, CO
- Logan Health Medical Center Kalispell, MT
- Mercy Regional Medical Center Durango, CO
- Peacehealth St Joseph Medical Center Bellingham, WA
Graduation year does not establish years in practice. A reported affiliation does not establish employment, current admitting privileges, or insurance participation.
Source: CMS National Downloadable File · Published Oct 15, 2026.
Source: CMS Facility Affiliation Data · Published Oct 15, 2026.
Procedures in the public data
Reported activity can help you ask more informed questions about a practice’s services.
| Procedure category | Published Medicare activity |
|---|---|
| Colonoscopy | 84 |
| Upper gastrointestinal (GI) endoscopy for acid reflux | 53 |
CMS uses a one-year claims window with a reporting lag. Counts cover the Medicare activity included by CMS, not all patients. “1–10” is a published range. Volume is not a quality or outcomes score. Coverage and methodology
Source: CMS Utilization Data · Published Oct 15, 2026.
Find providers with a similar service mix
Compare 2024 published Medicare activity in the same reported specialty, here or in another city.
Industry-reported general payments
Includes reported transfers of value, such as meals, travel, or consulting. Payments do not establish improper conduct or quality of care. Research funding and ownership values are excluded from this total.
See payment purposes and reporting companies
Reported purposes
| Purpose | Amount |
|---|---|
| Food and beverage | $1,172.90 |
Reporting companies
| Company | Amount |
|---|---|
| ABBVIE INC. | $237.57 |
| TAKEDA PHARMACEUTICALS U.S.A., INC. | $237.38 |
| JANSSEN BIOTECH, INC. | $146.38 |
| GILEAD SCIENCES, INC. | $84.64 |
| LILLY USA, LLC | $78.97 |
| GENZYME CORPORATION | $72.87 |
| REGENERON HEALTHCARE SOLUTIONS, INC. | $61.84 |
| IPSEN BIOPHARMACEUTICALS, INC | $47.08 |
| Other reporting companies | $206.17 |
Source: CMS 2025 payments grouped by covered recipient and nature of payments · Published Jun 30, 2026.
Professional details: NPI, taxonomy & registry record
Registry details
- Primary taxonomy
- Gastroenterology (CMS)
- Taxonomy code
- 207RG0100X
- Enumeration date
- May 22, 2006
- Record updated
- Apr 8, 2026
More registry details
- Provider type
- Individual · Type 1
- Reported credentials
- M.D.
Reported taxonomies and licenses
207RG0100X
License reported: 118703 MT
207RG0100X · Primary
License reported: CDRH.0031056 CO
License numbers and credentials are reported to NPPES; HCPList does not independently verify them.
Practice location
1960 Ogden StSuite 220
Denver, CO 80218-1022
- Phone
- (303) 861-0808
- Fax
- (303) 861-2193
Mailing address
1960 N OGDEN ST STE 220DENVER, CO 802183668
Information may be outdated or incomplete. Confirm details directly with the practice. HCPList is an independent directory and is not affiliated with CMS.
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