ANDREW DOUGLAS VAUGHAN M.D.
Prescription History 1750762167
Family Medicine in Columbia, SC
What does Dr. Vaughan prescribe?
In 2024, Dr. Vaughan wrote 2,492 Medicare prescriptions for 71 medications. The most prescribed was Atorvastatin Calcium, with 230 prescriptions for 53 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 Dr. Vaughan prescribes.
Medications 71 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. Vaughan wrote 230 prescriptions for Atorvastatin Calcium, about 1.2 times as often as the typical South Carolina prescriber of it (187). Medicare paid $9.82 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
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. Vaughan wrote 130 prescriptions for Metformin Hcl, about 1.5 times as often as the typical South Carolina prescriber of it (88). Medicare paid $6.59 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
Amlodipine is used with or without other medications to treat high blood pressure.
Compared with South Carolina prescribers
Dr. Vaughan wrote 125 prescriptions for Amlodipine Besylate, about 76% as often as the typical South Carolina prescriber of it (164). Medicare paid $4.55 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
This medication is used to treat high blood pressure.
Compared with South Carolina prescribers
Dr. Vaughan wrote 89 prescriptions for Hydrochlorothiazide, about as often as the typical South Carolina prescriber of it (81). Medicare paid $3.78 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. Vaughan wrote 88 prescriptions for Jardiance, about 1.6 times as often as the typical South Carolina prescriber of it (55). Medicare paid $1,090.87 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
Omeprazole is used to treat certain stomach and esophagus problems (such as acid reflux, ulcers).
Compared with South Carolina prescribers
Dr. Vaughan wrote 88 prescriptions for Omeprazole, about 78% as often as the typical South Carolina prescriber of it (113). Medicare paid $9.96 per fill, versus $12.91 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 South Carolina prescribers
Dr. Vaughan wrote 84 prescriptions for Fluticasone Propionate, about 1.3 times as often as the typical South Carolina prescriber of it (65). Medicare paid $12.55 per fill, versus $14.29 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 South Carolina prescribers
Dr. Vaughan wrote 83 prescriptions for Albuterol Sulfate Hfa, about as often as the typical South Carolina prescriber of it (73). Medicare paid $29.06 per fill, versus $30.67 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
Montelukast is used to control and prevent symptoms caused by asthma (such as wheezing and shortness of breath).
Compared with South Carolina prescribers
Dr. Vaughan wrote 56 prescriptions for Montelukast Sodium, about 79% as often as the typical South Carolina prescriber of it (71). Medicare paid $12.32 per fill, versus $10.60 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
Valsartan is used to treat high blood pressure and heart failure.
Compared with South Carolina prescribers
Dr. Vaughan wrote 55 prescriptions for Valsartan, about 1.2 times as often as the typical South Carolina prescriber of it (47). Medicare paid $25.04 per fill, versus $25.44 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 South Carolina prescribers
Dr. Vaughan wrote 53 prescriptions for Ozempic, about 84% as often as the typical South Carolina prescriber of it (63). Medicare paid $1,600.30 per fill, versus $1,292.73 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
Simvastatin 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. Vaughan wrote 53 prescriptions for Simvastatin, about 82% as often as the typical South Carolina prescriber of it (65). Medicare paid $9.54 per fill, versus $8.58 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. Vaughan wrote 52 prescriptions for Rosuvastatin Calcium, about 40% as often as the typical South Carolina prescriber of it (131). Medicare paid $6.97 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
Levothyroxine is used to treat an underactive thyroid (hypothyroidism).
Compared with South Carolina prescribers
Dr. Vaughan wrote 47 prescriptions for Levothyroxine Sodium, about 31% as often as the typical South Carolina prescriber of it (152). Medicare paid $10.62 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
Apixaban is used to prevent serious blood clots from forming due to a certain irregular heartbeat (atrial fibrillation) or after hip/knee replacement surgery.
Compared with South Carolina prescribers
Dr. Vaughan wrote 46 prescriptions for Eliquis, about half as often as the typical South Carolina prescriber of it (88). Medicare paid $905.87 per fill, versus $852.02 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
Lisinopril is used to treat high blood pressure.
Compared with South Carolina prescribers
Dr. Vaughan wrote 46 prescriptions for Lisinopril, about half as often as the typical South Carolina prescriber of it (104). Medicare paid $5.26 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 beta-blocker used to treat chest pain (angina), heart failure, and high blood pressure.
Compared with South Carolina prescribers
Dr. Vaughan wrote 44 prescriptions for Metoprolol Succinate, about 41% as often as the typical South Carolina prescriber of it (107). Medicare paid $10.61 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
Gabapentin is used with other medications to prevent and control seizures.
Compared with South Carolina prescribers
Dr. Vaughan wrote 42 prescriptions for Gabapentin, about half as often as the typical South Carolina prescriber of it (97). Medicare paid $16.20 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
Alendronate is used to prevent and treat certain types of bone loss (osteoporosis) in adults.
Compared with South Carolina prescribers
Dr. Vaughan wrote 40 prescriptions for Alendronate Sodium, about as often as the typical South Carolina prescriber of it (40). Medicare paid $5.79 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
Spironolactone is used to treat high blood pressure and heart failure.
Compared with South Carolina prescribers
Dr. Vaughan wrote 40 prescriptions for Spironolactone, about 84% as often as the typical South Carolina prescriber of it (48). Medicare paid $4.52 per fill, versus $8.41 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
Pantoprazole is used to treat certain stomach and esophagus problems (such as acid reflux).
Compared with South Carolina prescribers
Dr. Vaughan wrote 38 prescriptions for Pantoprazole Sodium, about half as often as the typical South Carolina prescriber of it (86). Medicare paid $7.83 per fill, versus $12.36 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
Carvedilol is used to treat high blood pressure and heart failure.
Compared with South Carolina prescribers
Dr. Vaughan wrote 36 prescriptions for Carvedilol, about half as often as the typical South Carolina prescriber of it (66). Medicare paid $5.34 per fill, versus $8.16 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
Chlorthalidone is used to treat high blood pressure (hypertension).
Compared with South Carolina prescribers
Dr. Vaughan wrote 36 prescriptions for Chlorthalidone, about as often as the typical South Carolina prescriber of it (32). Medicare paid $17.43 per fill, versus $16.47 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
Tamsulosin is used by men to treat the symptoms of an enlarged prostate (benign prostatic hyperplasia-BPH).
Compared with South Carolina prescribers
Dr. Vaughan wrote 36 prescriptions for Tamsulosin Hcl, about 42% as often as the typical South Carolina prescriber of it (86). Medicare paid $13.95 per fill, versus $13.82 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 South Carolina prescribers
Dr. Vaughan wrote 36 prescriptions for Tramadol Hcl, about half as often as the typical South Carolina prescriber of it (64). Medicare paid $2.04 per fill, versus $6.50 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. Vaughan wrote 31 prescriptions for Metformin Hcl Er, about half as often as the typical South Carolina prescriber of it (61). Medicare paid $18.55 per fill, versus $9.78 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
This product is used to treat high blood pressure.
Compared with South Carolina prescribers
Dr. Vaughan wrote 30 prescriptions for Amlodipine-Valsartan, about 1.2 times as often as the typical South Carolina prescriber of it (25). Medicare paid $39.67 per fill, versus $53.73 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 South Carolina prescribers
Dr. Vaughan wrote 30 prescriptions for Losartan Potassium, about 27% as often as the typical South Carolina prescriber of it (111). Medicare paid $9.51 per fill, versus $10.13 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 South Carolina prescribers
Dr. Vaughan wrote 27 prescriptions for Diclofenac Sodium, about half as often as the typical South Carolina prescriber of it (45). Medicare paid $21.09 per fill, versus $29.08 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
This combination medication is used to relieve moderate to severe pain.
Compared with South Carolina prescribers
Dr. Vaughan wrote 26 prescriptions for Hydrocodone-Acetaminophen, about 29% as often as the typical South Carolina prescriber of it (89). Medicare paid $10.83 per fill, versus $18.99 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
This medication is used to treat pain caused by nerve damage due to diabetes, shingles (herpes zoster) infection, or spinal cord injury.
Compared with South Carolina prescribers
Dr. Vaughan wrote 26 prescriptions for Pregabalin, about half as often as the typical South Carolina prescriber of it (49). Medicare paid $34.72 per fill, versus $23.86 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 is a long-acting form of oxybutynin that is used to treat overactive bladder and urinary conditions.
Compared with South Carolina prescribers
Dr. Vaughan wrote 25 prescriptions for Oxybutynin Chloride Er, about 89% as often as the typical South Carolina prescriber of it (28). Medicare paid $12.63 per fill, versus $20.43 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. Vaughan wrote 24 prescriptions for Furosemide, about 31% as often as the typical South Carolina prescriber of it (79). Medicare paid $1.57 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
This medication is a mineral supplement used to treat or prevent low amounts of potassium in the blood.
Compared with South Carolina prescribers
Dr. Vaughan wrote 24 prescriptions for Potassium Chloride, about 38% as often as the typical South Carolina prescriber of it (63). Medicare paid $13.53 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
This product is used to control and prevent symptoms (such as wheezing and shortness of breath) caused by asthma and ongoing lung disease (chronic obstructive pulmonary disease-COPD, which includes chronic bronchitis and emphysema).
Compared with South Carolina prescribers
Dr. Vaughan wrote 22 prescriptions for Trelegy Ellipta, about 38% as often as the typical South Carolina prescriber of it (58). Medicare paid $640.05 per fill, versus $863.42 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
Ceftriaxone is used to treat a wide variety of bacterial infections.
Compared with South Carolina prescribers
Dr. Vaughan wrote 21 prescriptions for Ceftriaxone, about 81% as often as the typical South Carolina prescriber of it (26). Medicare paid $78.24 per fill, versus $58.20 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
Isosorbide mononitrate is used to prevent chest pain (angina) in patients with a certain heart condition (coronary artery disease).
Compared with South Carolina prescribers
Dr. Vaughan wrote 21 prescriptions for Isosorbide Mononitrate Er, about half as often as the typical South Carolina prescriber of it (41). Medicare paid $9.37 per fill, versus $12.25 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
Benazepril is used to treat high blood pressure (hypertension).
Compared with South Carolina prescribers
Dr. Vaughan wrote 20 prescriptions for Benazepril Hcl, about 70% as often as the typical South Carolina prescriber of it (28). Medicare paid $7.13 per fill, versus $10.26 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
Clopidogrel is used to prevent heart attacks and strokes in persons with heart disease (recent heart attack), recent stroke, or blood circulation disease (peripheral vascular disease).
Compared with South Carolina prescribers
Dr. Vaughan wrote 20 prescriptions for Clopidogrel, about 35% as often as the typical South Carolina prescriber of it (57). Medicare paid $4.46 per fill, versus $10.63 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
Cyclobenzaprine is used short-term to treat muscle spasms.
Compared with South Carolina prescribers
Dr. Vaughan wrote 20 prescriptions for Cyclobenzaprine Hcl, about half as often as the typical South Carolina prescriber of it (42). Medicare paid $6.84 per fill, versus $7.64 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
Famotidine is used to treat ulcers of the stomach and intestines and to prevent intestinal ulcers from coming back after they have healed.
Compared with South Carolina prescribers
Dr. Vaughan wrote 20 prescriptions for Famotidine, about 31% as often as the typical South Carolina prescriber of it (65). Medicare paid $7.75 per fill, versus $14.15 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 depression.
Compared with South Carolina prescribers
Dr. Vaughan wrote 20 prescriptions for Trazodone Hcl, about 27% as often as the typical South Carolina prescriber of it (74). Medicare paid $6.24 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
Donepezil is used to treat confusion (dementia) related to Alzheimer's disease.
Compared with South Carolina prescribers
Dr. Vaughan wrote 19 prescriptions for Donepezil Hcl, about 34% as often as the typical South Carolina prescriber of it (55). Medicare paid $10.01 per fill, versus $13.19 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. Vaughan wrote 19 prescriptions for Duloxetine Hcl, about 34% as often as the typical South Carolina prescriber of it (56). Medicare paid $34.74 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
Esomeprazole is used to treat certain stomach and esophagus problems (such as acid reflux, ulcers).
Compared with South Carolina prescribers
Dr. Vaughan wrote 19 prescriptions for Esomeprazole Magnesium, about half as often as the typical South Carolina prescriber of it (34). Medicare paid $30.91 per fill, versus $44.38 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
Nystatin is used to treat fungal skin infections.
Compared with South Carolina prescribers
Dr. Vaughan wrote 19 prescriptions for Nystatin, about 81% as often as the typical South Carolina prescriber of it (24). Medicare paid $13.09 per fill, versus $16.00 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
Ketoconazole is used to treat skin infections such as athlete's foot, jock itch, ringworm, and certain kinds of dandruff.
Compared with South Carolina prescribers
Dr. Vaughan wrote 17 prescriptions for Ketoconazole, about 31% as often as the typical South Carolina prescriber of it (54). Medicare paid $20.14 per fill, versus $17.38 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. Vaughan wrote 17 prescriptions for Mirtazapine, about 37% as often as the typical South Carolina prescriber of it (46). Medicare paid $21.59 per fill, versus $18.64 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
Pravastatin 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. Vaughan wrote 17 prescriptions for Pravastatin Sodium, about 23% as often as the typical South Carolina prescriber of it (74). Medicare paid $11.82 per fill, versus $13.18 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. Vaughan wrote 16 prescriptions for Escitalopram Oxalate, about 27% as often as the typical South Carolina prescriber of it (59). Medicare paid $7.84 per fill, versus $11.46 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 South Carolina prescribers
Dr. Vaughan wrote 16 prescriptions for Lantus Solostar, about half as often as the typical South Carolina prescriber of it (37). Medicare paid $178.55 per fill, versus $132.83 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
See also Warning section.
Compared with South Carolina prescribers
Dr. Vaughan wrote 15 prescriptions for Linzess, about half as often as the typical South Carolina prescriber of it (32). Medicare paid $830.17 per fill, versus $854.65 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
Dulaglutide 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. Vaughan wrote 15 prescriptions for Trulicity, about half as often as the typical South Carolina prescriber of it (33). Medicare paid $1,476.06 per fill, versus $1,299.92 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
Insulin glargine is used with a proper diet and exercise program to control high blood sugar in people with diabetes.
Compared with South Carolina prescribers
Dr. Vaughan wrote 14 prescriptions for Basaglar Kwikpen U-100, about 62% as often as the typical South Carolina prescriber of it (23). Medicare paid $500.52 per fill, versus $353.40 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
Tirzepatide 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. Vaughan wrote 14 prescriptions for Mounjaro, about 26% as often as the typical South Carolina prescriber of it (54). Medicare paid $1,671.86 per fill, versus $1,270.23 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 used to help relieve moderate to severe pain.
Compared with South Carolina prescribers
Dr. Vaughan wrote 14 prescriptions for Oxycodone Hcl, about 24% as often as the typical South Carolina prescriber of it (58). Medicare paid $10.82 per fill, versus $14.38 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 muscle spasms caused by certain conditions (such as multiple sclerosis, spinal cord injury).
Compared with South Carolina prescribers
Dr. Vaughan wrote 14 prescriptions for Tizanidine Hcl, about 29% as often as the typical South Carolina prescriber of it (48). Medicare paid $7.55 per fill, versus $9.65 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
Topiramate is used alone or with other medications to prevent and control seizures (epilepsy).
Compared with South Carolina prescribers
Dr. Vaughan wrote 14 prescriptions for Topiramate, about half as often as the typical South Carolina prescriber of it (31). Medicare paid $12.40 per fill, versus $11.52 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
Oxybutynin is used to treat certain bladder and urinary conditions (such as overactive bladder).
Compared with South Carolina prescribers
Dr. Vaughan wrote 13 prescriptions for Oxybutynin Chloride, about half as often as the typical South Carolina prescriber of it (25). Medicare paid $10.83 per fill, versus $16.78 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
This product is used to control and prevent symptoms (such as wheezing and shortness of breath) caused by ongoing lung disease (chronic obstructive pulmonary disease-COPD, which includes chronic bronchitis and emphysema).
Compared with South Carolina prescribers
Dr. Vaughan wrote 13 prescriptions for Stiolto Respimat, about 37% as often as the typical South Carolina prescriber of it (35). Medicare paid $485.63 per fill, versus $630.98 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 relieve nasal symptoms such as runny/itching/stuffy nose, sneezing, and post-nasal drip caused by allergies or other conditions.
Compared with South Carolina prescribers
Dr. Vaughan wrote 12 prescriptions for Azelastine Hcl, about 32% as often as the typical South Carolina prescriber of it (38). Medicare paid $27.91 per fill, versus $27.05 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
Calcitriol is a man-made active form of vitamin D.
Compared with South Carolina prescribers
Dr. Vaughan wrote 12 prescriptions for Calcitriol, about 24% as often as the typical South Carolina prescriber of it (49). Medicare paid $7.13 per fill, versus $18.09 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
Enalapril is used to treat high blood pressure.
Compared with South Carolina prescribers
Dr. Vaughan wrote 12 prescriptions for Enalapril Maleate, about half as often as the typical South Carolina prescriber of it (23). Medicare paid $20.82 per fill, versus $17.72 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
Fenofibrate 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. Vaughan wrote 12 prescriptions for Fenofibrate, about half as often as the typical South Carolina prescriber of it (23). Medicare paid $17.06 per fill, versus $32.56 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
Edoxaban is used to prevent serious blood clots from forming due to a certain irregular heartbeat (atrial fibrillation).
Compared with South Carolina prescribers
Fewer than five South Carolina prescribers wrote this medication, so there is no state comparison.
What it is used for
This medication is used to treat certain mental/mood disorders (such as depression, panic attacks, obsessive compulsive disorder, post-traumatic stress disorder, social anxiety disorder).
Compared with South Carolina prescribers
Dr. Vaughan wrote 12 prescriptions for Sertraline Hcl, about 19% as often as the typical South Carolina prescriber of it (62). Medicare paid $2.49 per fill, versus $8.92 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
See also Warning section.
Compared with South Carolina prescribers
Dr. Vaughan wrote 11 prescriptions for Acetaminophen-Codeine, about 38% as often as the typical South Carolina prescriber of it (29). Medicare paid $17.82 per fill, versus $15.30 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
Cefazolin is an antibiotic used to treat a wide variety of bacterial infections.
Compared with South Carolina prescribers
Dr. Vaughan wrote 11 prescriptions for Cefazolin Sodium, about half as often as the typical South Carolina prescriber of it (22). Medicare paid $59.53 per fill, versus $52.20 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 serious bacterial infections.
Compared with South Carolina prescribers
Dr. Vaughan wrote 11 prescriptions for Daptomycin, about 40% as often as the typical South Carolina prescriber of it (27). Medicare paid $643.68 per fill, versus $826.53 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 product is used to control and prevent symptoms (wheezing and shortness of breath) caused by asthma or ongoing lung disease (chronic obstructive pulmonary disease-COPD, which includes chronic bronchitis and emphysema).
Compared with South Carolina prescribers
Dr. Vaughan wrote 11 prescriptions for Symbicort, about half as often as the typical South Carolina prescriber of it (26). Medicare paid $225.41 per fill, versus $324.92 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
Insulin degludec is used with a proper diet and exercise program to control high blood sugar in people with diabetes.
Compared with South Carolina prescribers
Dr. Vaughan wrote 11 prescriptions for Tresiba Flextouch U-100, about 39% as often as the typical South Carolina prescriber of it (28). Medicare paid $379.80 per fill, versus $666.87 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. Vaughan’s prescriptions
What does Dr. Vaughan prescribe most?
In 2024 Medicare Part D data, Dr. Vaughan's most prescribed medications were Atorvastatin Calcium (230), Metformin Hcl (130) and Amlodipine Besylate (125).
How does Dr. Vaughan's prescribing compare with other South Carolina prescribers?
Of the 70 medications with a state comparison, Dr. Vaughan prescribes 3 more often than the typical South Carolina prescriber, 16 about as often and 51 less often. Volume reflects practice size as well as prescribing habits.
Does this list show every medication Dr. Vaughan 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.
