WAI YEE CHAN RPH
Prescription History 1508167883
Pharmacist in Laguna Beach, CA
What does Wai Yee Chan prescribe?
In 2024, Wai Yee Chan wrote 34 Medicare prescriptions for 1 medication. The most prescribed was Arexvy (rsvpref3 antigen/as01e/pf), with 34 prescriptions for 34 patients.
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 Wai Yee Chan prescribes.
Medications 1 medication
Prescriptions filled under Medicare Part D in 2024. Select a medication to see what it is used for and how it compares with other California prescribers.
What it is used for
This vaccine is used to prevent infection by the respiratory syncytial virus (RSV).
Compared with California prescribers
Wai Yee Chan wrote 34 prescriptions for Arexvy, about 34% as often as the typical California prescriber of it (101). Medicare paid $300.47 per fill, versus $269.05 statewide.
Volume reflects how many Medicare patients a practice sees as well as prescribing habits. It is not a measure of quality.
Questions about Wai Yee Chan’s prescriptions
What does Wai Yee Chan prescribe most?
In 2024 Medicare Part D data, Wai Yee Chan's most prescribed medication was Arexvy (34).
How does Wai Yee Chan's prescribing compare with other California prescribers?
Of the 1 medication with a state comparison, Wai Yee Chan prescribes 1 less often than the typical California prescriber. Volume reflects practice size as well as prescribing habits.
Does this list show every medication Wai Yee Chan 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 California 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.
