Todd William Houthuysen, PA-C
NPI 1447359187ActiveIndividual· Physician Assistant· Columbia, SC
Physician Assistant (PA-C) with SC House Calls Inc, practicing in Columbia, South Carolina. Part D covered 537 prescriptions written in 2024, 88% of them generic. Axsome Therapeutics, Inc. was the largest of 9 companies reporting payments in 2025, $181.80 in all, mostly food and beverage. Lists McLeod Loris Hospital as a hospital affiliation.
Overview
| NPI | 1447359187 |
|---|---|
| Status | Active |
| Entity type | Individual |
| Credential | PA-C |
| Sole proprietor | No |
| NPI issued | Sep 21, 2006 |
| Last updated in NPPES | Nov 14, 2025 |
| Certified by provider | Nov 14, 2025 |
Specialties and licenses
| Taxonomy | Code | License | State |
|---|---|---|---|
| Physician Assistant Primary | 363A00000X | 4654 | SC |
| Physician Assistant | 363A00000X | PA4654 | SC |
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 - Physician Assistant (NJ); Practitioner - Physician Assistant (SC) |
|---|
Part D prescriptions in 2024
| Prescriptions (claims) | 537 · 859 30-day fills |
|---|---|
| Patients | 149 |
| Total drug cost | $96,849 |
| Generic share | 88% of claims |
Education and affiliations
| Graduation year | 1992 |
|---|---|
| Medicare specialty | Physician Assistant |
| Telehealth | Offers telehealth |
Medical group
- SC House Calls IncWest Columbia, SC · 432 clinicians
Hospital affiliation
- McLeod Loris HospitalLoris, SC
Other facilities
- Well Care Home Health of the Lowcountry IncHome health agency · Myrtle Beach, SC
Industry payments (Open Payments)
- 2025$181.80 · 9 payments from 9 companies
- 2024$1,682 · 45 payments from 21 companies
Top paying companies in 2025
| Company | Amount | Payments |
|---|---|---|
| Axsome Therapeutics, Inc. | $27.66 | 1 |
| Alkermes, Inc. | $24.56 | 1 |
| E.R. Squibb & Sons, L.L.C. | $22.45 | 1 |
| Tris Pharma Inc | $21.92 | 1 |
| Takeda Pharmaceuticals U.S.A., Inc. | $19.78 | 1 |
What the 2025 payments were for
- Food and Beverage$181.80 · 9 payments
Receiving payments does not imply wrongdoing. What Open Payments covers ·original records
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All 251 physician assistants in Columbia · All physician assistants in South Carolina