David Quan Sun, M.D.
NPI 1538506464ActiveIndividual· Orthopaedic Surgery· Plano, TX
Orthopaedic Surgery (M.D.) in Plano, Texas, trained at Baylor College of Medicine (class of 2018). 271 Medicare patients in 2024, $176,942 paid; nearly all of their 1,190 Part D prescriptions were generic (98%). Zimmer Biomet Holdings, Inc. was the largest of 3 companies reporting payments in 2025, $890.01 in all, mostly food and beverage.
Overview
| NPI | 1538506464 |
|---|---|
| Status | Active |
| Entity type | Individual |
| Credential | M.D. |
| Sole proprietor | No |
| NPI issued | Jun 1, 2013 |
| Last updated in NPPES | Jun 1, 2013 |
Specialties and licenses
| Taxonomy | Code | License | State |
|---|---|---|---|
| Orthopaedic Surgery Primary | 207X00000X | BP10046146 | 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 - Orthopedic Surgery (TX) |
|---|---|
| Accepts assignment | Yes (participating) |
Medicare services in 2024
| Medicare patients | 271 |
|---|---|
| Services billed | 1,957 across 42 procedure codes |
| Paid by Medicare | $176,942 |
Part D prescriptions in 2024
| Prescriptions (claims) | 1,190 · 1,203 30-day fills |
|---|---|
| Patients | 232 |
| Total drug cost | $29,459 |
| Generic share | 98% of claims |
Education and affiliations
| Medical school | Baylor College of Medicine |
|---|---|
| Graduation year | 2018 |
| Medicare specialty | Orthopedic Surgery |
Medical group
- Houston Methodist Specialty PhysiciansHouston, TX · 1,528 clinicians
Hospital affiliations
- Bayside Community HospitalAnahuac, TX
- Houston Methodist Baytown HospitalBaytown, TX
Other facilities
- Ipr Healthcare Systems, IncHome health agency · Houston, TX
Industry payments (Open Payments)
- 2025$890.01 · 10 payments from 3 companies
- 2024$1,176 · 16 payments from 4 companies
Top paying companies in 2025
| Company | Amount | Payments |
|---|---|---|
| Zimmer Biomet Holdings, Inc. | $573.63 | 6 |
| Stryker Corporation | $298.64 | 3 |
| Medinc of Texas | $17.74 | 1 |
What the 2025 payments were for
- Food and Beverage$890.01 · 10 payments
Receiving payments does not imply wrongdoing. What Open Payments covers ·original records
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All 55 orthopedic surgeons in Plano · All orthopedic surgeons in Texas