Mark Christopher Sievert, M.D
NPI 1720321912ActiveIndividual· Internal Medicine, Nephrology· Reno, NV
Internal Medicine, Nephrology (M.D) in Reno, Nevada, trained at University of Nevada School of Medicine (class of 2013). In 2024 Medicare paid $199,904 for 897 patients, and Part D covered 984 of their prescriptions, 87% of them generic. Travere Therapeutics, Inc. was the largest of 5 companies reporting payments in 2025, $107.23 in all, mostly food and beverage.
Overview
| NPI | 1720321912 |
|---|---|
| Status | Active |
| Entity type | Individual |
| Credential | M.D |
| Sole proprietor | No |
| NPI issued | Apr 5, 2013 |
| Last updated in NPPES | Sep 12, 2026 |
| Certified by provider | Sep 12, 2026 |
Specialties and licenses
| Taxonomy | Code | License | State |
|---|---|---|---|
| Internal Medicine, Nephrology Primary | 207RN0300X | 17754 | NV |
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 - Nephrology (NV) |
|---|---|
| Accepts assignment | Yes (participating) |
Medicare services in 2024
| Medicare patients | 897 |
|---|---|
| Services billed | 2,205 across 31 procedure codes |
| Paid by Medicare | $199,904 |
Part D prescriptions in 2024
| Prescriptions (claims) | 984 · 2,377 30-day fills |
|---|---|
| Patients | 216 |
| Total drug cost | $286,466 |
| Generic share | 87% of claims |
Education and affiliations
| Medical school | University of Nevada School of Medicine |
|---|---|
| Graduation year | 2013 |
| Medicare specialty | Nephrology |
| Telehealth | Offers telehealth |
Medical group
- Oneill Clark Narvarte and Vicks A Professional CorporationCarson City, NV · 24 clinicians
Hospital affiliations
- Banner Churchill Community HospitalFallon, NV
- Carson Tahoe Regional Medical CenterCarson City, NV
- Northern Nevada Medical CenterSparks, NV
- Renown Regional Medical CenterReno, NV
- Saint Mary's Regional Medical CenterReno, NV
Other facilities
- Davita Fallon DialysisDialysis facility · Fallon, NV
Industry payments (Open Payments)
- 2025$107.23 · 5 payments from 5 companies
- 2024$240.74 · 11 payments from 8 companies
Top paying companies in 2025
| Company | Amount | Payments |
|---|---|---|
| Travere Therapeutics, Inc. | $25.76 | 1 |
| Tactile Systems Technology Inc | $24.96 | 1 |
| Amgen Inc. | $23.48 | 1 |
| Apellis Pharmaceuticals, Inc. | $18.81 | 1 |
| Glaxosmithkline, LLC. | $14.22 | 1 |
What the 2025 payments were for
- Food and Beverage$107.23 · 5 payments
Receiving payments does not imply wrongdoing. What Open Payments covers ·original records
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