Maria Marchenko, M.D.
NPI 1821248451ActiveIndividual· Pediatrics· Sidney, MT
Pediatrics (M.D.) in Sidney, Montana, licensed in AL, CT and MT, with an NPI issued in September 2008. Enrolled in Medicare as practitioner - pediatric medicine and practitioner - pediatric medicine. Tris Pharma Inc was the largest of 3 companies reporting payments in 2025, $164.12 in all, mostly food and beverage.
Overview
| NPI | 1821248451 |
|---|---|
| Status | Active |
| Entity type | Individual |
| Credential | M.D. |
| Sole proprietor | No |
| NPI issued | Sep 18, 2008 |
| Last updated in NPPES | Oct 10, 2025 |
| Certified by provider | Oct 10, 2025 |
Specialties and licenses
| Taxonomy | Code | License | State |
|---|---|---|---|
| Pediatrics Primary | 208000000X | 30913 | AL |
| Pediatrics | 208000000X | 046900 | CT |
| Pediatrics | 208000000X | 162004 | MT |
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 - Pediatric Medicine (AL); Practitioner - Pediatric Medicine (ND) |
|---|
Education and affiliations
| Graduation year | 1992 |
|---|---|
| Medicare specialty | Pediatric Medicine |
Industry payments (Open Payments)
- 2025$164.12 · 3 payments from 3 companies
Top paying companies in 2025
| Company | Amount | Payments |
|---|---|---|
| Tris Pharma Inc | $120.00 | 1 |
| Otsuka America Pharmaceutical, Inc. | $24.42 | 1 |
| Collegium Pharmaceutical, Inc. | $19.70 | 1 |
What the 2025 payments were for
- Food and Beverage$164.12 · 3 payments
Receiving payments does not imply wrongdoing. What Open Payments covers ·original records
Other Pediatrics providers in Sidney
- 1275512378
- 1184618928