Clark Michael Kardys, M.D.
NPI 1578763009ActiveIndividual· Colon & Rectal Surgery· San Antonio, TX
Colon & Rectal Surgery (M.D.) in San Antonio, Texas, trained at University of Texas Medical Branch at Galveston (class of 2004). 136 Medicare patients in 2024, $45,691 paid; nearly all of their 276 Part D prescriptions were generic (97%). Tela Bio, Inc. was the largest of 2 companies reporting payments in 2025, $39.99 in all, mostly food and beverage.
Overview
| NPI | 1578763009 |
|---|---|
| Status | Active |
| Entity type | Individual |
| Credential | M.D. |
| Sole proprietor | No |
| NPI issued | Jul 23, 2007 |
| Last updated in NPPES | Aug 31, 2026 |
| Certified by provider | Aug 31, 2026 |
Specialties and licenses
| Taxonomy | Code | License | State |
|---|---|---|---|
| Colon & Rectal Surgery Primary | 208C00000X | N9574 | TX |
| Student in an Organized Health Care Education/Training Program | 390200000X | — | — |
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) |
|---|---|
| Accepts assignment | Yes (participating) |
Medicare services in 2024
| Medicare patients | 136 |
|---|---|
| Services billed | 656 across 74 procedure codes |
| Paid by Medicare | $45,691 |
Part D prescriptions in 2024
| Prescriptions (claims) | 276 · 287 30-day fills |
|---|---|
| Patients | 91 |
| Total drug cost | $6,259 |
| Generic share | 97% of claims |
Education and affiliations
| Medical school | University of Texas Medical Branch at Galveston |
|---|---|
| Graduation year | 2004 |
| Medicare specialty | Colorectal Surgery (Proctology) |
| Secondary specialties | General Surgery |
Medical group
- Texas Oncology PAPlano, TX · 1,014 clinicians
Hospital affiliations
- Baptist Medical CenterSan Antonio, TX
- Methodist HospitalSan Antonio, TX
- Methodist Hospital Stone OakSan Antonio, TX
Industry payments (Open Payments)
- 2025$39.99 · 2 payments from 2 companies
- 2024$180.25 · 1 payment from 1 company
Top paying companies in 2025
| Company | Amount | Payments |
|---|---|---|
| Tela Bio, Inc. | $20.11 | 1 |
| Abbvie Inc. | $19.88 | 1 |
What the 2025 payments were for
- Food and Beverage$39.99 · 2 payments
Receiving payments does not imply wrongdoing. What Open Payments covers ·original records
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All 28 colorectal surgeons in San Antonio · All colorectal surgeons in Texas