MADISON KALEY GAMBRILL MD
Prescription History 1407547656
Family Medicine in West Columbia, SC
What does Dr. Gambrill prescribe?
In 2024, Dr. Gambrill wrote 250 Medicare prescriptions for 17 medications. The most prescribed was Atorvastatin Calcium, with 25 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. Gambrill prescribes.
Medications 17 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 South Carolina 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 South Carolina prescribers
Dr. Gambrill wrote 25 prescriptions for Atorvastatin Calcium, about 13% as often as the typical South Carolina prescriber of it (187). Medicare paid $7.85 per fill, versus $10.24 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 certain mental/mood disorders (such as depression, anxiety).
Compared with South Carolina prescribers
Dr. Gambrill wrote 25 prescriptions for Duloxetine Hcl, about half as often as the typical South Carolina prescriber of it (56). Medicare paid $16.52 per fill, versus $24.99 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 South Carolina prescribers
Dr. Gambrill wrote 22 prescriptions for Gabapentin, about 23% as often as the typical South Carolina prescriber of it (97). Medicare paid $7.62 per fill, versus $15.01 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 South Carolina prescribers
Dr. Gambrill wrote 16 prescriptions for Lisinopril, about 15% as often as the typical South Carolina prescriber of it (104). Medicare paid $5.56 per fill, versus $6.57 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 mineral supplement used to treat or prevent low amounts of potassium in the blood.
Compared with South Carolina prescribers
Dr. Gambrill wrote 15 prescriptions for Potassium Chloride, about 24% as often as the typical South Carolina prescriber of it (63). Medicare paid $9.13 per fill, versus $18.07 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 South Carolina prescribers
Dr. Gambrill wrote 14 prescriptions for Amlodipine Besylate, about 9% as often as the typical South Carolina prescriber of it (164). Medicare paid $1.97 per fill, versus $5.78 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
Furosemide is used to reduce extra fluid in the body (edema) caused by conditions such as heart failure, liver disease, and kidney disease.
Compared with South Carolina prescribers
Dr. Gambrill wrote 14 prescriptions for Furosemide, about 18% as often as the typical South Carolina prescriber of it (79). Medicare paid $2.40 per fill, versus $4.54 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 South Carolina prescribers
Dr. Gambrill wrote 14 prescriptions for Metformin Hcl, about 16% as often as the typical South Carolina prescriber of it (88). Medicare paid $5.25 per fill, versus $6.92 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 South Carolina prescribers
Dr. Gambrill wrote 14 prescriptions for Rosuvastatin Calcium, about 11% as often as the typical South Carolina prescriber of it (131). Medicare paid $7.15 per fill, versus $15.06 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 to treat depression.
Compared with South Carolina prescribers
Dr. Gambrill wrote 13 prescriptions for Trazodone Hcl, about 18% as often as the typical South Carolina prescriber of it (74). Medicare paid $7.40 per fill, versus $8.64 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
This medication is a beta-blocker used to treat chest pain (angina), heart failure, and high blood pressure.
Compared with South Carolina prescribers
Dr. Gambrill wrote 12 prescriptions for Metoprolol Succinate, about 11% as often as the typical South Carolina prescriber of it (107). Medicare paid $8.09 per fill, versus $13.83 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
Alendronate is used to prevent and treat certain types of bone loss (osteoporosis) in adults.
Compared with South Carolina prescribers
Dr. Gambrill wrote 11 prescriptions for Alendronate Sodium, about 27% as often as the typical South Carolina prescriber of it (40). Medicare paid $6.01 per fill, versus $8.36 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 South Carolina prescribers
Dr. Gambrill wrote 11 prescriptions for Hydrochlorothiazide, about 14% as often as the typical South Carolina prescriber of it (81). Medicare paid $4.13 per fill, versus $4.02 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
Empagliflozin is used with a proper diet and exercise program to control high blood sugar in people with type 2 diabetes.
Compared with South Carolina prescribers
Dr. Gambrill wrote 11 prescriptions for Jardiance, about 20% as often as the typical South Carolina prescriber of it (55). Medicare paid $578.48 per fill, versus $1,010.62 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
Levetiracetam is used to treat seizures (epilepsy).
Compared with South Carolina prescribers
Dr. Gambrill wrote 11 prescriptions for Levetiracetam, about 22% as often as the typical South Carolina prescriber of it (49). Medicare paid $7.86 per fill, versus $31.37 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
Levothyroxine is used to treat an underactive thyroid (hypothyroidism).
Compared with South Carolina prescribers
Dr. Gambrill wrote 11 prescriptions for Levothyroxine Sodium, about 7% as often as the typical South Carolina prescriber of it (152). Medicare paid $14.41 per fill, versus $10.28 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 aspart is used with a proper diet and exercise program to control high blood sugar in people with diabetes.
Compared with South Carolina prescribers
Dr. Gambrill wrote 11 prescriptions for Novolog Flexpen, about 40% as often as the typical South Carolina prescriber of it (28). Medicare paid $130.60 per fill, versus $218.54 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. Gambrill’s prescriptions
What does Dr. Gambrill prescribe most?
In 2024 Medicare Part D data, Dr. Gambrill's most prescribed medications were Atorvastatin Calcium (25), Duloxetine Hcl (25) and Gabapentin (22).
How does Dr. Gambrill's prescribing compare with other South Carolina prescribers?
Of the 17 medications with a state comparison, Dr. Gambrill prescribes 17 less often than the typical South Carolina prescriber. Volume reflects practice size as well as prescribing habits.
Does this list show every medication Dr. Gambrill 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 South Carolina 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.
