Michael Xiaozhong Liu, MD
NPI 1851402721ActiveIndividual· Psychiatry & Neurology, Neurology· Alton, IL
Psychiatry & Neurology, Neurology (MD) with Fairview Heights Medical Group SC, practicing in Alton, Illinois. Their prescriptions cost Medicare Part D more than their services did: $839,159 for 2,397 claims, against $125,143 paid for services in 2024. Abbvie Inc. was the largest of 15 companies reporting payments in 2025, $466.65 in all, mostly food and beverage. Lists Alton Memorial Hospital and 3 other hospitals as hospital affiliations.
Overview
| NPI | 1851402721 |
|---|---|
| Status | Active |
| Entity type | Individual |
| Credential | MD |
| Sole proprietor | No |
| NPI issued | Aug 31, 2006 |
| Last updated in NPPES | Mar 25, 2021 |
| Certified by provider | Mar 25, 2021 |
Specialties and licenses
| Taxonomy | Code | License | State |
|---|---|---|---|
| Psychiatry & Neurology, Neurology Primary | 2084N0400X | 036-122583 | IL |
| Psychiatry & Neurology, Neurology | 2084N0400X | T2004015403 | MO |
| Psychiatry & Neurology, Neurology | 2084N0400X | 2010011913 | MO |
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 - Neurology (IL); Practitioner - Neurology (MO) |
|---|---|
| Accepts assignment | Yes (participating) |
Medicare services in 2024
| Medicare patients | 647 |
|---|---|
| Services billed | 6,471 across 25 procedure codes |
| Paid by Medicare | $125,143 |
Part D prescriptions in 2024
| Prescriptions (claims) | 2,397 · 3,891 30-day fills |
|---|---|
| Patients | 431 |
| Total drug cost | $839,159 |
| Generic share | 90% of claims |
Education and affiliations
| Graduation year | 1989 |
|---|---|
| Medicare specialty | Neurology |
Medical group
- Fairview Heights Medical Group SCAlton, IL · 444 clinicians
Hospital affiliations
- Alton Memorial HospitalAlton, IL
- Barnes Jewish HospitalSaint Louis, MO
- Christian Hospital NortheastSaint Louis, MO
- Memorial HospitalBelleville, IL
Industry payments (Open Payments)
- 2025$466.65 · 24 payments from 15 companies
- 2024$1,103 · 68 payments from 22 companies
Top paying companies in 2025
| Company | Amount | Payments |
|---|---|---|
| Abbvie Inc. | $56.60 | 3 |
| Lilly USA, LLC | $49.68 | 2 |
| Novartis Pharmaceuticals Corporation | $48.34 | 2 |
| Vanda Pharmaceuticals Inc. | $45.63 | 2 |
| Celgene Corporation | $40.66 | 2 |
What the 2025 payments were for
- Food and Beverage$466.65 · 24 payments
Receiving payments does not imply wrongdoing. What Open Payments covers ·original records
Other neurologists in Alton
- 1205883097
- 1396785127
- 1619105293
- 1467469007
- 1639206154