Douglas Carl Melzer, MD
NPI 1164741864ActiveIndividual· Emergency Medicine· Missoula, MT
Emergency Medicine (MD) in Missoula, Montana, trained at University of Colorado School of Medicine, Denver (class of 2010). 652 Medicare patients in 2024, $76,987 paid; nearly all of their 342 Part D prescriptions were generic (92%).
Overview
| NPI | 1164741864 |
|---|---|
| Status | Active |
| Entity type | Individual |
| Credential | MD |
| Sole proprietor | Yes |
| NPI issued | May 20, 2010 |
| Last updated in NPPES | Apr 6, 2020 |
| Certified by provider | Apr 6, 2020 |
Specialties and licenses
| Taxonomy | Code | License | State |
|---|---|---|---|
| Emergency Medicine Primary | 207P00000X | 52846 | CO |
| Student in an Organized Health Care Education/Training Program | 390200000X | — | — |
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 - Emergency Medicine (MT) |
|---|---|
| Accepts assignment | Yes (participating) |
Medicare services in 2024
| Medicare patients | 652 |
|---|---|
| Services billed | 738 across 29 procedure codes |
| Paid by Medicare | $76,987 |
Part D prescriptions in 2024
| Prescriptions (claims) | 342 · 357 30-day fills |
|---|---|
| Patients | 223 |
| Total drug cost | $15,719 |
| Generic share | 92% of claims |
Education and affiliations
| Medical school | University of Colorado School of Medicine, Denver |
|---|---|
| Graduation year | 2010 |
| Medicare specialty | Emergency Medicine |
Medical group
- Providence Health and Services MtMissoula, MT · 362 clinicians
Hospital affiliation
- St. Patrick HospitalMissoula, MT
Industry payments (Open Payments)
None reported for 2025 or 2024.
Receiving payments does not imply wrongdoing. What Open Payments covers ·original records
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All 32 emergency medicine physicians in Missoula · All emergency medicine physicians in Montana