WEI ZHAO MD
Prescription History 1033670906
Internal Medicine - Hematology & Oncology in Chicago, IL
What does Dr. Zhao prescribe?
In 2024, Dr. Zhao wrote 47 Medicare prescriptions for 4 medications. The most prescribed was Dexamethasone, with 13 prescriptions.
Medicare Part D only. These are prescriptions filled by people with Medicare drug coverage in 2024, from the CMS data released in 2026, the most recent year available. CMS does not publish medications with fewer than 11 prescriptions, so this is not a full list of what Dr. Zhao prescribes.
Medications 4 medications
Prescriptions filled under Medicare Part D in 2024. Select a medication to see what it is used for and how it compares with other Illinois prescribers.
What it is used for
Dexamethasone is used to treat conditions such as arthritis, blood/hormone disorders, allergic reactions, skin diseases, eye problems, breathing problems, bowel disorders, cancer, and immune system disorders.
Compared with Illinois prescribers
Dr. Zhao wrote 13 prescriptions for Dexamethasone, about 38% as often as the typical Illinois prescriber of it (34). Medicare paid $7.20 per fill, versus $12.06 statewide.
Volume reflects how many Medicare patients a practice sees as well as prescribing habits. It is not a measure of quality.
What it is used for
This medication is used alone or with other medications to prevent nausea and vomiting caused by cancer drug treatment (chemotherapy) and radiation therapy.
Compared with Illinois prescribers
Dr. Zhao wrote 12 prescriptions for Ondansetron Odt, about half as often as the typical Illinois prescriber of it (24). Medicare paid $8.93 per fill, versus $12.49 statewide.
Volume reflects how many Medicare patients a practice sees as well as prescribing habits. It is not a measure of quality.
What it is used for
Acyclovir is used to treat infections caused by certain types of viruses.
Compared with Illinois prescribers
Dr. Zhao wrote 11 prescriptions for Acyclovir, about 36% as often as the typical Illinois prescriber of it (31). Medicare paid $8.88 per fill, versus $13.22 statewide.
Volume reflects how many Medicare patients a practice sees as well as prescribing habits. It is not a measure of quality.
What it is used for
Lenalidomide is used to treat various types of cancers.
Compared with Illinois prescribers
Dr. Zhao wrote 11 prescriptions for Revlimid, about 26% as often as the typical Illinois prescriber of it (42). Medicare paid $17,760.00 per fill, versus $17,756.89 statewide.
Volume reflects how many Medicare patients a practice sees as well as prescribing habits. It is not a measure of quality.
Questions about Dr. Zhao’s prescriptions
What does Dr. Zhao prescribe most?
In 2024 Medicare Part D data, Dr. Zhao's most prescribed medications were Dexamethasone (13), Ondansetron Odt (12) and Acyclovir (11).
How does Dr. Zhao's prescribing compare with other Illinois prescribers?
Of the 4 medications with a state comparison, Dr. Zhao prescribes 4 less often than the typical Illinois prescriber. Volume reflects practice size as well as prescribing habits.
Does this list show every medication Dr. Zhao prescribes?
No. It covers prescriptions filled by people with Medicare Part D drug coverage in 2024, and CMS leaves out any medication with fewer than 11 prescriptions.
About this data
This page shows one provider’s slice of public Medicare files. NPI Profile does not receive prescriptions or patient records.
| Source | What it provides here | Data year |
|---|---|---|
| CMS Medicare Part D Prescribers by Provider and Drug | Each medication, prescriptions, patients, 30-day fills, days of medication and cost. State comparisons average the Illinois prescribers of the same medication and form, where at least five wrote it. | 2024 (released 2026, the most recent available) |
| CMS Medicare Part D Drug Spending Dashboard | What each medication is used for. | 2024 |
- Only prescriptions filled by people with Medicare Part D drug coverage are counted. Private insurance, Medicaid and cash purchases are not.
- CMS leaves out medications with fewer than 11 prescriptions and hides patient counts under 11.
- Cost per fill is what the plan and the patient paid the pharmacy together, not what you pay at the counter.
- Medication descriptions are summaries from CMS. They are not medical advice; ask a health care professional about any medication.
