Xiao Zhao, M.D
NPI 1144480914ActiveIndividual· Internal Medicine, Gastroenterology· New York, NY
Internal Medicine, Gastroenterology (M.D) with Trustees of Columbia University in the City of New York, practicing in New York, New York. Their prescriptions cost Medicare Part D more than their services did: $59,332 for 135 claims, against $10,666 paid for services in 2024. Salix Pharmaceuticals, A Division of Bausch Health US, LLC was the largest of 2 companies reporting payments in 2025, $69.54 in all, mostly food and beverage. Lists New York-Presbyterian Hospital as a hospital affiliation.
Overview
| NPI | 1144480914 |
|---|---|
| Status | Active |
| Entity type | Individual |
| Credential | M.D |
| Sole proprietor | Yes |
| NPI issued | Jun 14, 2008 |
| Last updated in NPPES | Feb 28, 2020 |
| Certified by provider | Feb 28, 2020 |
Specialties and licenses
| Taxonomy | Code | License | State |
|---|---|---|---|
| Internal Medicine, Gastroenterology Primary | 207RG0100X | 301273-01 | NY |
| Internal Medicine | 207R00000X | 049684 | CT |
| Internal Medicine | 207R00000X | 301273-01 | NY |
| Internal Medicine, Gastroenterology | 207RG0100X | MD450172 | 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 - Gastroenterology (NY); Practitioner - Gastroenterology (PA) |
|---|---|
| Accepts assignment | Yes (participating) |
Medicare services in 2024
| Medicare patients | 72 |
|---|---|
| Services billed | 122 across 15 procedure codes |
| Paid by Medicare | $10,666 |
Part D prescriptions in 2024
| Prescriptions (claims) | 135 · 202 30-day fills |
|---|---|
| Patients | 58 |
| Total drug cost | $59,332 |
| Generic share | 67% of claims |
Education and affiliations
| Graduation year | 2008 |
|---|---|
| Medicare specialty | Gastroenterology |
| Telehealth | Offers telehealth |
Medical group
- Trustees of Columbia University in the City of New YorkNew York, NY · 2,296 clinicians
Hospital affiliation
- New York-Presbyterian HospitalNew York, NY
Industry payments (Open Payments)
- 2025$69.54 · 3 payments from 2 companies
- 2024$126.67 · 6 payments from 3 companies
Top paying companies in 2025
| Company | Amount | Payments |
|---|---|---|
| Salix Pharmaceuticals, A Division of Bausch Health US, LLC | $44.68 | 2 |
| Vibrant Gastro, Inc. | $24.86 | 1 |
What the 2025 payments were for
- Food and Beverage$69.54 · 3 payments
Receiving payments does not imply wrongdoing. What Open Payments covers ·original records
Other gastroenterologists in New York
- 1013208859
- 1013233725
- 1013927235
- 1013981737
- 1023093721
- 1023252145
- 1023265428
- 1033194675
- 1033389689
- 1043284227
- 1043585227
- 1043746779
All 640 gastroenterologists in New York · All gastroenterologists in New York