Woihwan Kim, MD
NPI 1427589845ActiveIndividual· Colon & Rectal Surgery· Katy, TX
Colon & Rectal Surgery (MD) in Katy, Texas, trained at University of Louisville School of Medicine (class of 2017). Part D covered 42 prescriptions written in 2024, 100% of them generic. Thd America, Inc. was the largest of 6 companies reporting payments in 2025, $631.58 in all, mostly food and beverage.
Overview
| NPI | 1427589845 |
|---|---|
| Status | Active |
| Entity type | Individual |
| Credential | MD |
| Sole proprietor | No |
| NPI issued | Mar 27, 2017 |
| Last updated in NPPES | Aug 30, 2024 |
| Certified by provider | Aug 30, 2024 |
Specialties and licenses
| Taxonomy | Code | License | State |
|---|---|---|---|
| Colon & Rectal Surgery Primary | 208C00000X | V0002 | TX |
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 - Colorectal Surgery (Proctology) (TX) |
|---|
Part D prescriptions in 2024
| Prescriptions (claims) | 42 · 42 30-day fills |
|---|---|
| Patients | 23 |
| Total drug cost | $1,973 |
| Generic share | 100% of claims |
Education and affiliations
| Medical school | University of Louisville School of Medicine |
|---|---|
| Graduation year | 2017 |
| Medicare specialty | Colorectal Surgery (Proctology) |
Medical group
- Ut PhysiciansHouston, TX · 1,765 clinicians
Hospital affiliations
- Memorial Hermann Katy HospitalKaty, TX
- Memorial Hermann Memorial City HospitalHouston, TX
- Memorial Hermann Sugar Land HospitalSugar Land, TX
Industry payments (Open Payments)
- 2025$631.58 · 8 payments from 6 companies
- 2024$564.53 · 5 payments from 4 companies
Top paying companies in 2025
| Company | Amount | Payments |
|---|---|---|
| Thd America, Inc. | $149.05 | 1 |
| Baxter Healthcare | $148.39 | 1 |
| Pacira Pharmaceuticals Incorporated | $119.94 | 1 |
| Vertex Pharmaceuticals Incorporated | $109.82 | 1 |
| Medtronic, Inc. | $80.11 | 3 |
What the 2025 payments were for
- Food and Beverage$631.58 · 8 payments
Receiving payments does not imply wrongdoing. What Open Payments covers ·original records
Other colorectal surgeons in Katy
- 1760633176