Gary S. Xiao, MD
NPI 1043354616ActiveIndividual· Surgery· Philadelphia, PA
Surgery (MD) with Tower Health Medical Group, practicing in Philadelphia, Pennsylvania. In 2024 Medicare paid $115,761 for 96 patients, and Part D covered 159 of their prescriptions, 87% of them generic. Histosonics, Inc. reported $953.81 in payments in 2025, mostly travel and lodging. Lists Phoenixville Hospital and 2 other hospitals as hospital affiliations.
Overview
| NPI | 1043354616 |
|---|---|
| Status | Active |
| Entity type | Individual |
| Credential | MD |
| Sole proprietor | No |
| NPI issued | Feb 16, 2007 |
| Last updated in NPPES | Mar 22, 2021 |
| Certified by provider | Mar 22, 2021 |
Specialties and licenses
| Taxonomy | Code | License | State |
|---|---|---|---|
| Surgery Primary | 208600000X | MD426406 | PA |
| Transplant Surgery | 204F00000X | MD426406 | PA |
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 - General Surgery (PA) |
|---|---|
| Accepts assignment | Yes (participating) |
Medicare services in 2024
| Medicare patients | 96 |
|---|---|
| Services billed | 382 across 54 procedure codes |
| Paid by Medicare | $115,761 |
Part D prescriptions in 2024
| Prescriptions (claims) | 159 · 172 30-day fills |
|---|---|
| Patients | 59 |
| Total drug cost | $8,075 |
| Generic share | 87% of claims |
Education and affiliations
| Graduation year | 1986 |
|---|---|
| Medicare specialty | General Surgery |
| Secondary specialties | Colorectal Surgery (Proctology), Critical Care (Intensivists), Vascular Surgery |
Medical group
- Tower Health Medical GroupWest Reading, PA · 584 clinicians
Hospital affiliations
- Phoenixville HospitalPhoenixville, PA
- Pottstown HospitalPottstown, PA
- Reading HospitalWest Reading, PA
Industry payments (Open Payments)
- 2025$953.81 · 7 payments from 1 company
- 2024$121.32 · 1 payment from 1 company
Top paying companies in 2025
| Company | Amount | Payments |
|---|---|---|
| Histosonics, Inc. | $953.81 | 7 |
What the 2025 payments were for
- Travel and Lodging$728.81 · 5 payments
- Food and Beverage$225.00 · 2 payments
Receiving payments does not imply wrongdoing. What Open Payments covers ·original records
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All 476 general surgeons in Philadelphia · All general surgeons in Pennsylvania