Douglas Alan Dennis, MD
NPI 1275524647ActiveIndividual· Orthopaedic Surgery· Denver, CO
Orthopaedic Surgery (MD) in Denver, Colorado, trained at University of Toledo College of Medicine (class of 1979). 271 Medicare patients in 2024, $155,794 paid; all of their 197 Part D prescriptions were generic. Depuy Synthes Products, Inc. was the largest of 4 companies reporting payments in 2025, $2,515,928 in all, mostly royalties and licenses.
Overview
| NPI | 1275524647 |
|---|---|
| Status | Active |
| Entity type | Individual |
| Credential | MD |
| Sole proprietor | No |
| NPI issued | Nov 3, 2005 |
| Last updated in NPPES | Jan 10, 2013 |
Specialties and licenses
| Taxonomy | Code | License | State |
|---|---|---|---|
| Orthopaedic Surgery Primary | 207X00000X | 25884 | CO |
Exclusion screening
| List | Result | Details |
|---|---|---|
| HHS-OIG LEIE · Oct 9, 2026 | No match | Checked by NPI and by name + state |
| North Carolina Medicaid · Nov 10, 2026 | No match | — |
| New York OMIG · Nov 10, 2026 | No match | — |
| Ohio Medicaid · Nov 10, 2026 | No match | — |
| Pennsylvania Medicheck · Nov 10, 2026 | No match | — |
| Washington HCA · Nov 10, 2026 | No match | — |
Official OIG search · How matching works ·Bulk check a roster
Medicare
| Enrollment (PECOS) | Enrolled Practitioner - Orthopedic Surgery (CO) |
|---|---|
| Accepts assignment | Yes (participating) |
Medicare services in 2024
| Medicare patients | 271 |
|---|---|
| Services billed | 1,296 across 36 procedure codes |
| Paid by Medicare | $155,794 |
Part D prescriptions in 2024
| Prescriptions (claims) | 197 · 219 30-day fills |
|---|---|
| Patients | 130 |
| Total drug cost | $803.02 |
| Generic share | 100% of claims |
Education and affiliations
| Medical school | University of Toledo College of Medicine |
|---|---|
| Graduation year | 1979 |
| Medicare specialty | Orthopedic Surgery |
| Telehealth | Offers telehealth |
Medical group
- Portercare Adventist Health SystemDenver, CO · 774 clinicians
Hospital affiliations
- Adventhealth Castle RockCastle Rock, CO
- Adventhealth LittletonLittleton, CO
- Adventhealth PorterDenver, CO
- Sutter Solano Medical CenterVallejo, CA
Industry payments (Open Payments)
- 2025$2,515,928 · 25 payments from 4 companies
- 2024$2,126,972 · 13 payments from 4 companies
Top paying companies in 2025
| Company | Amount | Payments |
|---|---|---|
| Depuy Synthes Products, Inc. | $2,512,023 | 10 |
| Omnilife Science, Inc | $3,440 | 7 |
| Medical Device Business Services, Inc. | $430.91 | 7 |
| Vertex Pharmaceuticals Incorporated | $33.02 | 1 |
What the 2025 payments were for
- Royalty or License$2,512,023 · 10 payments
- Consulting Fee$1,696 · 1 payment
- Travel and Lodging$1,597 · 4 payments
- Food and Beverage$611.44 · 10 payments
Receiving payments does not imply wrongdoing. What Open Payments covers ·original records
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