Mona M. Liu, MD
NPI 1043755754ActiveIndividual· Allergy & Immunology· San Jose, CA
Allergy & Immunology (MD) in San Jose, California, trained at University of Pittsburgh School of Medicine (class of 2015). Their prescriptions cost Medicare Part D more than their services did: $350,705 for 616 claims, against $141,174 paid for services in 2024. Glaxosmithkline, LLC. was the largest of 6 companies reporting payments in 2025, $593.52 in all, mostly food and beverage.
Overview
| NPI | 1043755754 |
|---|---|
| Status | Active |
| Entity type | Individual |
| Credential | MD |
| Sole proprietor | No |
| NPI issued | Jan 4, 2017 |
| Last updated in NPPES | Dec 20, 2021 |
| Certified by provider | Dec 4, 2020 |
Specialties and licenses
| Taxonomy | Code | License | State |
|---|---|---|---|
| Allergy & Immunology Primary | 207K00000X | A146471 | CA |
| Pediatrics | 208000000X | A146471 | 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 - Allergy/Immunology (CA); Practitioner - Allergy/Immunology (NV) |
|---|---|
| Accepts assignment | Yes (participating) |
Medicare services in 2024
| Medicare patients | 98 |
|---|---|
| Services billed | 5,193 across 13 procedure codes |
| Paid by Medicare | $141,174 |
Part D prescriptions in 2024
| Prescriptions (claims) | 616 · 930 30-day fills |
|---|---|
| Patients | 171 |
| Total drug cost | $350,705 |
| Generic share | 71% of claims |
Education and affiliations
| Medical school | University of Pittsburgh School of Medicine |
|---|---|
| Graduation year | 2015 |
| Medicare specialty | Allergy/Immunology |
| Telehealth | Offers telehealth |
Medical group
- Sutter Bay Medical FoundationFremont, CA · 3,829 clinicians
Industry payments (Open Payments)
- 2025$593.52 · 14 payments from 6 companies
- 2024$639.31 · 9 payments from 5 companies
Top paying companies in 2025
| Company | Amount | Payments |
|---|---|---|
| Glaxosmithkline, LLC. | $142.54 | 5 |
| Optinose US, Inc. | $125.99 | 1 |
| Regeneron Healthcare Solutions, Inc. | $104.18 | 1 |
| Stryker Corporation | $79.32 | 1 |
| Genzyme Corporation | $78.62 | 3 |
What the 2025 payments were for
- Food and Beverage$593.52 · 14 payments
Receiving payments does not imply wrongdoing. What Open Payments covers ·original records
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