Michael Charles Mareska, M.D.
NPI 1538130778ActiveIndividual· Psychiatry & Neurology, Neurology· Columbia, SC
Psychiatry & Neurology, Neurology (M.D.) in Columbia, South Carolina, trained at University of Cincinnati College of Medicine (class of 1999). Their prescriptions cost Medicare Part D more than their services did: $2,209,705 for 4,783 claims, against $87,034 paid for services in 2024. Axsome Therapeutics, Inc. was the largest of 8 companies reporting payments in 2025, $311.11 in all, mostly food and beverage.
Overview
| NPI | 1538130778 |
|---|---|
| Status | Active |
| Entity type | Individual |
| Credential | M.D. |
| Sole proprietor | No |
| NPI issued | Jan 27, 2006 |
| Last updated in NPPES | Jun 13, 2019 |
Specialties and licenses
| Taxonomy | Code | License | State |
|---|---|---|---|
| Psychiatry & Neurology, Neurology Primary | 2084N0400X | 31222 | SC |
| Psychiatry & Neurology, Neurology | 2084N0400X | 0101236270 | VA |
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 - Neurology (SC) |
|---|---|
| Accepts assignment | Yes (participating) |
Medicare services in 2024
| Medicare patients | 580 |
|---|---|
| Services billed | 1,632 across 26 procedure codes |
| Paid by Medicare | $87,034 |
Part D prescriptions in 2024
| Prescriptions (claims) | 4,783 · 7,671 30-day fills |
|---|---|
| Patients | 555 |
| Total drug cost | $2,209,705 |
| Generic share | 86% of claims |
Education and affiliations
| Medical school | University of Cincinnati College of Medicine |
|---|---|
| Graduation year | 1999 |
| Medicare specialty | Neurology |
| Telehealth | Offers telehealth |
Medical group
- Prisma Health Medical Group-MidlandsColumbia, SC · 1,068 clinicians
Hospital affiliations
- Prisma Health BaptistColumbia, SC
- Prisma Health Baptist ParkridgeColumbia, SC
- Prisma Health Richland HospitalColumbia, SC
Other facilities
- Prisma Health HomecareHome health agency · Columbia, SC
Industry payments (Open Payments)
- 2025$311.11 · 10 payments from 8 companies
- 2024$31.93 · 2 payments from 2 companies
Top paying companies in 2025
| Company | Amount | Payments |
|---|---|---|
| Axsome Therapeutics, Inc. | $95.58 | 1 |
| Tg Therapeutics, Inc. | $48.71 | 2 |
| Abbvie Inc. | $32.02 | 2 |
| Grifols USA, LLC | $31.04 | 1 |
| Sk Life Science, Inc. | $28.25 | 1 |
What the 2025 payments were for
- Food and Beverage$311.11 · 10 payments
Receiving payments does not imply wrongdoing. What Open Payments covers ·original records
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All 65 neurologists in Columbia · All neurologists in South Carolina