Mark A. Demar, M.D.
NPI 1821050253ActiveIndividual· Surgery· Carson City, NV
Surgery (M.D.) in Carson City, Nevada, trained at University of Cincinnati College of Medicine (class of 1991). In 2024 Medicare paid $25,094 for 85 patients, and Part D covered 111 of their prescriptions, 50% of them generic.
Overview
| NPI | 1821050253 |
|---|---|
| Status | Active |
| Entity type | Individual |
| Credential | M.D. |
| Sole proprietor | No |
| NPI issued | Apr 3, 2006 |
| Last updated in NPPES | May 9, 2022 |
| Certified by provider | May 9, 2022 |
Specialties and licenses
| Taxonomy | Code | License | State |
|---|---|---|---|
| Surgery Primary | 208600000X | 12637 | NV |
Exclusion screening
| List | Result | Details |
|---|---|---|
| HHS-OIG LEIE · Oct 9, 2026 | No match | Checked by NPI and by name + state |
| North Carolina Medicaid · Nov 4, 2026 | No match | — |
| New York OMIG · Nov 4, 2026 | No match | — |
| Ohio Medicaid · Nov 4, 2026 | No match | — |
| Pennsylvania Medicheck · Nov 4, 2026 | No match | — |
| Washington HCA · Nov 4, 2026 | No match | — |
Official OIG search · How matching works ·Bulk check a roster
Medicare
| Enrollment (PECOS) | Enrolled Practitioner - General Surgery (CA); Practitioner - General Surgery (NV) |
|---|---|
| Accepts assignment | Yes (participating) |
Medicare services in 2024
| Medicare patients | 85 |
|---|---|
| Services billed | 122 across 33 procedure codes |
| Paid by Medicare | $25,094 |
Part D prescriptions in 2024
| Prescriptions (claims) | 111 · 111 30-day fills |
|---|---|
| Patients | 102 |
| Total drug cost | $2,137 |
| Generic share | 50% of claims |
Education and affiliations
| Medical school | University of Cincinnati College of Medicine |
|---|---|
| Graduation year | 1991 |
| Medicare specialty | General Surgery |
Medical groups
- Banner Churchill Community HospitalFallon, NV · 24 clinicians
- Northeastern Nevada Physician Practices LLCElko, NV · 21 clinicians
Hospital affiliations
- Banner Churchill Community HospitalFallon, NV
- Northeastern Nevada Regional HospitalElko, NV
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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