Chun Xiao Hsu, MD
NPI 1669597746ActiveIndividual· Internal Medicine, Gastroenterology· Torrance, CA
Internal Medicine, Gastroenterology (MD) in Torrance, California, trained at Tufts University School of Medicine (class of 2001). In 2024 Medicare paid $51,035 for 187 patients, and Part D covered 467 of their prescriptions, 85% of them generic. Janssen Biotech, Inc. was the largest of 6 companies reporting payments in 2025, $309.97 in all, mostly food and beverage.
Overview
| NPI | 1669597746 |
|---|---|
| Status | Active |
| Entity type | Individual |
| Credential | MD |
| Sole proprietor | No |
| NPI issued | Mar 20, 2007 |
| Last updated in NPPES | Sep 26, 2024 |
| Certified by provider | Sep 26, 2024 |
Specialties and licenses
| Taxonomy | Code | License | State |
|---|---|---|---|
| Internal Medicine, Gastroenterology Primary | 207RG0100X | C159011 | CA |
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 (CA) |
|---|---|
| Accepts assignment | Yes (participating) |
Medicare services in 2024
| Medicare patients | 187 |
|---|---|
| Services billed | 507 across 32 procedure codes |
| Paid by Medicare | $51,035 |
Part D prescriptions in 2024
| Prescriptions (claims) | 467 · 611 30-day fills |
|---|---|
| Patients | 221 |
| Total drug cost | $49,092 |
| Generic share | 85% of claims |
Education and affiliations
| Medical school | Tufts University School of Medicine |
|---|---|
| Graduation year | 2001 |
| Medicare specialty | Gastroenterology |
| Telehealth | Offers telehealth |
Medical group
- Digestive Care ConsultantsTorrance, CA · 15 clinicians
Hospital affiliations
- Providence Little Company of Mary Med Ctr TorranceTorrance, CA
- Torrance Memorial Medical CenterTorrance, CA
Industry payments (Open Payments)
- 2025$309.97 · 10 payments from 6 companies
- 2024$228.69 · 11 payments from 5 companies
Top paying companies in 2025
| Company | Amount | Payments |
|---|---|---|
| Janssen Biotech, Inc. | $119.29 | 1 |
| Abbvie Inc. | $98.07 | 5 |
| Genzyme Corporation | $27.45 | 1 |
| Pfizer Inc. | $25.00 | 1 |
| Ferring Pharmaceuticals Inc. | $21.05 | 1 |
What the 2025 payments were for
- Food and Beverage$309.97 · 10 payments
Receiving payments does not imply wrongdoing. What Open Payments covers ·original records
Other gastroenterologists in Torrance
- 1033479795
- 1033539945
- 1043637234
- 1114303302
- 1114957057
- 1134276272
- 1174512172
- 1174565527
- 1184613382
- 1265470280
- 1285951905
- 1316164171
All 58 gastroenterologists in Torrance · All gastroenterologists in California