Mei Tsan Li, PA
NPI 1043880685ActiveIndividual· Physician Assistant· Houston, TX
Physician Assistant (PA) with Physicians Referral Service, practicing in Houston, Texas. Their prescriptions cost Medicare Part D more than their services did: $98,932 for 29 claims, against $986.45 paid for services in 2024. Astrazeneca Pharmaceuticals LP was the largest of 10 companies reporting payments in 2025, $574.27 in all, mostly food and beverage.
Overview
| NPI | 1043880685 |
|---|---|
| Status | Active |
| Entity type | Individual |
| Credential | PA |
| Sole proprietor | No |
| NPI issued | Jun 27, 2021 |
| Last updated in NPPES | Oct 23, 2024 |
| Certified by provider | Oct 23, 2024 |
Specialties and licenses
| Taxonomy | Code | License | State |
|---|---|---|---|
| Physician Assistant Primary | 363A00000X | PA14737 | TX |
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 - Physician Assistant (TX) |
|---|---|
| Accepts assignment | Yes (participating) |
Medicare services in 2024
| Medicare patients | 21 |
|---|---|
| Services billed | 22 across 5 procedure codes |
| Paid by Medicare | $986.45 |
Part D prescriptions in 2024
| Prescriptions (claims) | 29 · 40 30-day fills |
|---|---|
| Patients | 22 |
| Total drug cost | $98,932 |
| Generic share | 72% of claims |
Education and affiliations
| Graduation year | 2021 |
|---|---|
| Medicare specialty | Physician Assistant |
Medical group
- Physicians Referral ServiceHouston, TX · 2,765 clinicians
Industry payments (Open Payments)
- 2025$574.27 · 20 payments from 10 companies
- 2024$369.92 · 10 payments from 8 companies
Top paying companies in 2025
| Company | Amount | Payments |
|---|---|---|
| Astrazeneca Pharmaceuticals LP | $133.66 | 4 |
| Glaxosmithkline, LLC. | $102.66 | 4 |
| Astellas Pharma US Inc | $95.38 | 3 |
| Sobi, Inc | $60.55 | 2 |
| Incyte Corporation | $50.12 | 2 |
What the 2025 payments were for
- Food and Beverage$574.27 · 20 payments
Receiving payments does not imply wrongdoing. What Open Payments covers ·original records
Other physician assistants in Houston
- 1003193350
- 1003265463
- 1013693365
- 1023389491
- 1023480191
- 1023501434
- 1033222757
- 1033552542
- 1043224728
- 1043373764
- 1043562606
- 1043705411
All 1,842 physician assistants in Houston · All physician assistants in Texas