Hugh E. Hallmark, MD
NPI 1154317006ActiveIndividual· Hospitalist· Castle Rock, CO
Hospitalist (MD) in Castle Rock, Colorado, trained at University of Texas Southwestern Medical School at Dallas (class of 1983). Mostly services rather than prescriptions: Medicare paid $50,721 for 285 patients in 2024, with only 17 Part D claims. Merck Sharp & Dohme LLC reported $24.46 in payments in 2025, mostly food and beverage.
Overview
| NPI | 1154317006 |
|---|---|
| Status | Active |
| Entity type | Individual |
| Credential | MD |
| Sole proprietor | No |
| NPI issued | Sep 26, 2005 |
| Last updated in NPPES | Jul 15, 2014 |
Specialties and licenses
| Taxonomy | Code | License | State |
|---|---|---|---|
| Hospitalist Primary | 208M00000X | 26501 | CO |
Exclusion screening
| List | Result | Details |
|---|---|---|
| HHS-OIG LEIE · Nov 10, 2026 | No match | Checked by NPI and by name + state |
| North Carolina Medicaid · Nov 11, 2026 | No match | — |
| New York OMIG · Nov 11, 2026 | No match | — |
| Ohio Medicaid · Nov 11, 2026 | No match | — |
| Pennsylvania Medicheck · Nov 11, 2026 | No match | — |
| Washington HCA · Nov 11, 2026 | No match | — |
Official OIG search · How matching works ·Bulk check a roster
Medicare
| Enrollment (PECOS) | Enrolled Practitioner - Internal Medicine (CO) |
|---|---|
| Accepts assignment | Yes (participating) |
Medicare services in 2024
| Medicare patients | 285 |
|---|---|
| Services billed | 479 across 9 procedure codes |
| Paid by Medicare | $50,721 |
Part D prescriptions in 2024
| Prescriptions (claims) | 17 · 17 30-day fills |
|---|---|
| Patients | 17 |
| Total drug cost | $238.57 |
| Generic share | 94% of claims |
Education and affiliations
| Medical school | University of Texas Southwestern Medical School at Dallas |
|---|---|
| Graduation year | 1983 |
| Medicare specialty | Internal Medicine |
| Secondary specialties | Hospitalist |
Medical group
- Portercare Adventist Health SystemDenver, CO · 774 clinicians
Hospital affiliation
- Adventhealth PorterDenver, CO
Industry payments (Open Payments)
- 2025$24.46 · 1 payment from 1 company
Top paying companies in 2025
| Company | Amount | Payments |
|---|---|---|
| Merck Sharp & Dohme LLC | $24.46 | 1 |
What the 2025 payments were for
- Food and Beverage$24.46 · 1 payment
Receiving payments does not imply wrongdoing. What Open Payments covers ·original records
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