I-Hsun Liang, M.D.
NPI 1083925887ActiveIndividual· Anesthesiology· Waterbury, CT
Anesthesiology (M.D.) with Upmc Pinnacle Anesthesia Services LLC and 2 other groups, practicing in Waterbury, Connecticut. Medicare paid $30,477 for services to 356 patients in 2024. Ambu Inc. reported $23.69 in payments in 2025, mostly food and beverage. Lists Upmc Pinnacle Hospitals as a hospital affiliation.
Overview
| NPI | 1083925887 |
|---|---|
| Status | Active |
| Entity type | Individual |
| Credential | M.D. |
| Sole proprietor | Yes |
| NPI issued | Jun 25, 2010 |
| Last updated in NPPES | Nov 20, 2023 |
| Certified by provider | Nov 20, 2023 |
Specialties and licenses
| Taxonomy | Code | License | State |
|---|---|---|---|
| Anesthesiology Primary | 207L00000X | 51352 | CT |
| Anesthesiology | 207L00000X | MD471930 | PA |
| Internal Medicine | 207R00000X | 51352 | CT |
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 - Anesthesiology (CT); Practitioner - Anesthesiology (NJ); Practitioner - Anesthesiology (PA) |
|---|---|
| Accepts assignment | Yes (participating) |
Medicare services in 2024
| Medicare patients | 356 |
|---|---|
| Services billed | 378 across 56 procedure codes |
| Paid by Medicare | $30,477 |
Education and affiliations
| Graduation year | 2009 |
|---|---|
| Medicare specialty | Anesthesiology |
Medical groups
- Upmc Pinnacle Anesthesia Services LLCHarrisburg, PA · 254 clinicians
- Riverside Anesthesia Associates, LtdMechanicsburg, PA · 7 clinicians
- Apollo Medical Group of Lancaster LLCLancaster, PA · 4 clinicians
Hospital affiliation
- Upmc Pinnacle HospitalsHarrisburg, PA
Industry payments (Open Payments)
- 2025$23.69 · 1 payment from 1 company
Top paying companies in 2025
| Company | Amount | Payments |
|---|---|---|
| Ambu Inc. | $23.69 | 1 |
What the 2025 payments were for
- Food and Beverage$23.69 · 1 payment
Receiving payments does not imply wrongdoing. What Open Payments covers ·original records
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All 33 anesthesiologists in Waterbury · All anesthesiologists in Connecticut