KATHRYN ELIZABETH KIZZAR FNP-C
Prescription History 1912463589
Nurse Practitioner - Family in Apple Valley, CA
What does Kathryn Kizzar prescribe?
In 2024, Kathryn Kizzar wrote 421 Medicare prescriptions for 18 medications. The most prescribed was Atorvastatin Calcium, with 70 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 Kathryn Kizzar prescribes.
Medications 18 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 California prescribers.
What it is used for
Atorvastatin is used along with a proper diet to help lower "bad" cholesterol and fats (such as LDL, triglycerides) and raise "good" cholesterol (HDL) in the blood.
Compared with California prescribers
Kathryn Kizzar wrote 70 prescriptions for Atorvastatin Calcium, about 35% as often as the typical California prescriber of it (202). Medicare paid $7.02 per fill, versus $10.47 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
Amlodipine is used with or without other medications to treat high blood pressure.
Compared with California prescribers
Kathryn Kizzar wrote 42 prescriptions for Amlodipine Besylate, about 30% as often as the typical California prescriber of it (141). Medicare paid $3.56 per fill, versus $7.08 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
Losartan is used to treat high blood pressure (hypertension) and to help protect the kidneys from damage due to diabetes.
Compared with California prescribers
Kathryn Kizzar wrote 39 prescriptions for Losartan Potassium, about 32% as often as the typical California prescriber of it (121). Medicare paid $13.23 per fill, versus $10.35 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 California prescribers
Kathryn Kizzar wrote 29 prescriptions for Metformin Hcl, about 29% as often as the typical California prescriber of it (100). Medicare paid $6.52 per fill, versus $9.26 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
Gabapentin is used with other medications to prevent and control seizures.
Compared with California prescribers
Kathryn Kizzar wrote 27 prescriptions for Gabapentin, about 34% as often as the typical California prescriber of it (80). Medicare paid $12.61 per fill, versus $15.63 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
Albuterol (also known as salbutamol) is used to prevent and treat wheezing and shortness of breath caused by breathing problems (such as asthma, chronic obstructive pulmonary disease).
Compared with California prescribers
Kathryn Kizzar wrote 26 prescriptions for Albuterol Sulfate Hfa, about half as often as the typical California prescriber of it (58). Medicare paid $32.32 per fill, versus $28.70 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
Semaglutide is used with a proper diet and exercise program to control high blood sugar in people with type 2 diabetes.
Compared with California prescribers
Kathryn Kizzar wrote 25 prescriptions for Ozempic, about half as often as the typical California prescriber of it (56). Medicare paid $1,609.62 per fill, versus $1,102.15 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 to treat high blood pressure.
Compared with California prescribers
Kathryn Kizzar wrote 22 prescriptions for Hydrochlorothiazide, about 36% as often as the typical California prescriber of it (62). Medicare paid $2.11 per fill, versus $5.71 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
Levothyroxine is used to treat an underactive thyroid (hypothyroidism).
Compared with California prescribers
Kathryn Kizzar wrote 19 prescriptions for Levothyroxine Sodium, about 15% as often as the typical California prescriber of it (125). Medicare paid $15.49 per fill, versus $13.30 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
Lisinopril is used to treat high blood pressure.
Compared with California prescribers
Kathryn Kizzar wrote 18 prescriptions for Lisinopril, about 18% as often as the typical California prescriber of it (98). Medicare paid $4.53 per fill, versus $8.30 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
Rosuvastatin is used along with a proper diet to help lower "bad" cholesterol and fats (such as LDL, triglycerides) and raise "good" cholesterol (HDL) in the blood.
Compared with California prescribers
Kathryn Kizzar wrote 17 prescriptions for Rosuvastatin Calcium, about 17% as often as the typical California prescriber of it (101). Medicare paid $24.66 per fill, versus $15.64 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
Insulin glargine is used with a proper diet and exercise program to control high blood sugar in people with diabetes.
Compared with California prescribers
Kathryn Kizzar wrote 15 prescriptions for Lantus Solostar, about 41% as often as the typical California prescriber of it (36). Medicare paid $134.87 per fill, versus $110.37 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
Tamsulosin is used by men to treat the symptoms of an enlarged prostate (benign prostatic hyperplasia-BPH).
Compared with California prescribers
Kathryn Kizzar wrote 15 prescriptions for Tamsulosin Hcl, about 18% as often as the typical California prescriber of it (84). Medicare paid $15.20 per fill, versus $15.02 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
See also Warning section.
Compared with California prescribers
Kathryn Kizzar wrote 12 prescriptions for Diclofenac Sodium, about 25% as often as the typical California prescriber of it (47). Medicare paid $10.99 per fill, versus $107.23 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 an antibiotic used to treat bladder infections (acute cystitis).
Compared with California prescribers
Kathryn Kizzar wrote 12 prescriptions for Nitrofurantoin Mono-Macro, about half as often as the typical California prescriber of it (26). Medicare paid $7.39 per fill, versus $13.21 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
Fluticasone is used to relieve seasonal and year-round allergic and non-allergic nasal symptoms, such as stuffy/runny nose, itching, and sneezing.
Compared with California prescribers
Kathryn Kizzar wrote 11 prescriptions for Fluticasone Propionate, about 22% as often as the typical California prescriber of it (50). Medicare paid $10.78 per fill, versus $15.10 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 a beta-blocker used to treat chest pain (angina), heart failure, and high blood pressure.
Compared with California prescribers
Kathryn Kizzar wrote 11 prescriptions for Metoprolol Succinate, about 13% as often as the typical California prescriber of it (86). Medicare paid $15.91 per fill, versus $14.23 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
Omeprazole is used to treat certain stomach and esophagus problems (such as acid reflux, ulcers).
Compared with California prescribers
Kathryn Kizzar wrote 11 prescriptions for Omeprazole, about 14% as often as the typical California prescriber of it (78). Medicare paid $11.08 per fill, versus $11.26 statewide.
Volume reflects how many Medicare patients a practice sees as well as prescribing habits. It is not a measure of quality.
Questions about Kathryn Kizzar’s prescriptions
What does Kathryn Kizzar prescribe most?
In 2024 Medicare Part D data, Kathryn Kizzar's most prescribed medications were Atorvastatin Calcium (70), Amlodipine Besylate (42) and Losartan Potassium (39).
How does Kathryn Kizzar's prescribing compare with other California prescribers?
Of the 18 medications with a state comparison, Kathryn Kizzar prescribes 18 less often than the typical California prescriber. Volume reflects practice size as well as prescribing habits.
Does this list show every medication Kathryn Kizzar 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.
