Ryan James Walczak, MD
NPI 1336646405ActiveIndividual· Otolaryngology· West Columbia, SC
Otolaryngology (MD) in West Columbia, South Carolina, trained at Wright State University Boonshoft School of Medicine (class of 2018). 519 Medicare patients in 2024, $91,336 paid; nearly all of their 625 Part D prescriptions were generic (97%). Medtronic, Inc. was the largest of 5 companies reporting payments in 2025, $144.53 in all, mostly food and beverage.
Overview
| NPI | 1336646405 |
|---|---|
| Status | Active |
| Entity type | Individual |
| Credential | MD |
| Sole proprietor | Yes |
| NPI issued | Apr 6, 2018 |
| Last updated in NPPES | Jan 16, 2024 |
| Certified by provider | Jan 16, 2024 |
Specialties and licenses
| Taxonomy | Code | License | State |
|---|---|---|---|
| Otolaryngology Primary | 207Y00000X | 90440 | SC |
| Student in an Organized Health Care Education/Training Program | 390200000X | — | — |
Exclusion screening
| List | Result | Details |
|---|---|---|
| HHS-OIG LEIE · Oct 9, 2026 | No match | Checked by NPI and by name + state |
| North Carolina Medicaid · Nov 10, 2026 | No match | — |
| New York OMIG · Nov 10, 2026 | No match | — |
| Ohio Medicaid · Nov 10, 2026 | No match | — |
| Pennsylvania Medicheck · Nov 10, 2026 | No match | — |
| Washington HCA · Nov 10, 2026 | No match | — |
Official OIG search · How matching works ·Bulk check a roster
Medicare
| Enrollment (PECOS) | Enrolled Practitioner - Otolaryngology (SC) |
|---|---|
| Accepts assignment | Yes (participating) |
Medicare services in 2024
| Medicare patients | 519 |
|---|---|
| Services billed | 1,905 across 55 procedure codes |
| Paid by Medicare | $91,336 |
Part D prescriptions in 2024
| Prescriptions (claims) | 625 · 1,053 30-day fills |
|---|---|
| Patients | 240 |
| Total drug cost | $17,410 |
| Generic share | 97% of claims |
Education and affiliations
| Medical school | Wright State University Boonshoft School of Medicine |
|---|---|
| Graduation year | 2018 |
| Medicare specialty | Otolaryngology |
Medical group
- Lexington Health IncWest Columbia, SC · 904 clinicians
Hospital affiliation
- Lexington Medical CenterWest Columbia, SC
Industry payments (Open Payments)
- 2025$144.53 · 5 payments from 5 companies
- 2024$283.60 · 10 payments from 3 companies
Top paying companies in 2025
| Company | Amount | Payments |
|---|---|---|
| Medtronic, Inc. | $37.57 | 1 |
| Genzyme Corporation | $34.01 | 1 |
| Optinose US, Inc. | $27.19 | 1 |
| Cochlear Americas | $23.18 | 1 |
| Smith+nephew, Inc. | $22.58 | 1 |
What the 2025 payments were for
- Food and Beverage$144.53 · 5 payments
Receiving payments does not imply wrongdoing. What Open Payments covers ·original records
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