January Y. Tsai, MD
NPI 1003121237ActiveIndividual· Anesthesiology· Houston, TX
Anesthesiology (MD) in Houston, Texas, trained at University of Michigan Medical School (class of 2005). Mostly services rather than prescriptions: Medicare paid $16,216 for 153 patients in 2024, with only 24 Part D claims. Ambu Inc. was the largest of 2 companies reporting payments in 2025, $164.50 in all, mostly food and beverage.
Overview
| NPI | 1003121237 |
|---|---|
| Status | Active |
| Entity type | Individual |
| Credential | MD |
| Sole proprietor | No |
| NPI issued | Aug 12, 2010 |
| Last updated in NPPES | Feb 21, 2011 |
Specialties and licenses
| Taxonomy | Code | License | State |
|---|---|---|---|
| Anesthesiology Primary | 207L00000X | N5441 | TX |
Exclusion screening
| List | Result | Details |
|---|---|---|
| HHS-OIG LEIE · Oct 9, 2026 | No match | Checked by NPI and by name + state |
| North Carolina Medicaid · Nov 4, 2026 | No match | — |
| New York OMIG · Nov 4, 2026 | No match | — |
| Ohio Medicaid · Nov 4, 2026 | No match | — |
| Pennsylvania Medicheck · Nov 4, 2026 | No match | — |
| Washington HCA · Nov 4, 2026 | No match | — |
Official OIG search · How matching works ·Bulk check a roster
Medicare
| Enrollment (PECOS) | Enrolled Practitioner - Anesthesiology (TX) |
|---|---|
| Accepts assignment | Yes (participating) |
Medicare services in 2024
| Medicare patients | 153 |
|---|---|
| Services billed | 166 across 38 procedure codes |
| Paid by Medicare | $16,216 |
Part D prescriptions in 2024
| Prescriptions (claims) | 24 · 72 30-day fills |
|---|---|
| Total drug cost | $3,338 |
| Generic share | 92% of claims |
Education and affiliations
| Medical school | University of Michigan Medical School |
|---|---|
| Graduation year | 2005 |
| Medicare specialty | Anesthesiology |
Medical group
- Physicians Referral ServiceHouston, TX · 2,765 clinicians
Industry payments (Open Payments)
- 2025$164.50 · 3 payments from 2 companies
Top paying companies in 2025
| Company | Amount | Payments |
|---|---|---|
| Ambu Inc. | $102.67 | 2 |
| Abbott Laboratories | $61.83 | 1 |
What the 2025 payments were for
- Food and Beverage$164.50 · 3 payments
Receiving payments does not imply wrongdoing. What Open Payments covers ·original records
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