SARAH RAE ZARENANA
Prescription History 1467162016
Nurse Practitioner - Family in Hartford, WI
What does Sarah Zarenana prescribe?
In 2024, Sarah Zarenana wrote 29 Medicare prescriptions for 2 medications. The most prescribed was Lantus Solostar (insulin glargine,hum.rec.anlog), with 18 prescriptions for 18 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 Sarah Zarenana prescribes.
Medications 2 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 Wisconsin prescribers.
What it is used for
Insulin glargine is used with a proper diet and exercise program to control high blood sugar in people with diabetes.
Compared with Wisconsin prescribers
Sarah Zarenana wrote 18 prescriptions for Lantus Solostar, about 42% as often as the typical Wisconsin prescriber of it (43). Medicare paid $98.25 per fill, versus $136.32 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
Metformin is used with a proper diet and exercise program and possibly with other medications to control high blood sugar.
Compared with Wisconsin prescribers
Sarah Zarenana wrote 11 prescriptions for Metformin Hcl, about 14% as often as the typical Wisconsin prescriber of it (78). Medicare paid $4.47 per fill, versus $8.63 statewide.
Volume reflects how many Medicare patients a practice sees as well as prescribing habits. It is not a measure of quality.
Questions about Sarah Zarenana’s prescriptions
What does Sarah Zarenana prescribe most?
In 2024 Medicare Part D data, Sarah Zarenana's most prescribed medications were Lantus Solostar (18) and Metformin Hcl (11).
How does Sarah Zarenana's prescribing compare with other Wisconsin prescribers?
Of the 2 medications with a state comparison, Sarah Zarenana prescribes 2 less often than the typical Wisconsin prescriber. Volume reflects practice size as well as prescribing habits.
Does this list show every medication Sarah Zarenana 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 Wisconsin 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.
