DR. GONZALO F PARES M.D.
Prescription History 1982809042
Psychiatry & Neurology - Neurology in Spartanburg, SC
What does Dr. Pares prescribe?
In 2024, Dr. Pares wrote 2,297 Medicare prescriptions for 48 medications. The most prescribed was Levetiracetam, with 224 prescriptions for 52 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. Pares prescribes.
Medications 48 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
Levetiracetam is used to treat seizures (epilepsy).
Compared with South Carolina prescribers
Dr. Pares wrote 224 prescriptions for Levetiracetam, about 4.6 times as often as the typical South Carolina prescriber of it (49). Medicare paid $30.95 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
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. Pares wrote 174 prescriptions for Pregabalin, about 3.6 times as often as the typical South Carolina prescriber of it (49). Medicare paid $19.88 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
Gabapentin is used with other medications to prevent and control seizures.
Compared with South Carolina prescribers
Dr. Pares wrote 150 prescriptions for Gabapentin, about 1.6 times as often as the typical South Carolina prescriber of it (97). Medicare paid $23.37 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
Lamotrigine is used alone or with other medications to prevent and control seizures.
Compared with South Carolina prescribers
Dr. Pares wrote 139 prescriptions for Lamotrigine, about 3.3 times as often as the typical South Carolina prescriber of it (42). Medicare paid $18.98 per fill, versus $13.90 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. Pares wrote 124 prescriptions for Hydrocodone-Acetaminophen, about 1.4 times as often as the typical South Carolina prescriber of it (89). Medicare paid $11.93 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
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. Pares wrote 106 prescriptions for Clopidogrel, about 1.8 times as often as the typical South Carolina prescriber of it (57). Medicare paid $14.16 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
Clonazepam is used to prevent and control seizures.
Compared with South Carolina prescribers
Dr. Pares wrote 104 prescriptions for Clonazepam, about 1.8 times as often as the typical South Carolina prescriber of it (56). Medicare paid $9.07 per fill, versus $7.14 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. Pares wrote 93 prescriptions for Topiramate, about 3 times as often as the typical South Carolina prescriber of it (31). Medicare paid $12.37 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
Donepezil is used to treat confusion (dementia) related to Alzheimer's disease.
Compared with South Carolina prescribers
Dr. Pares wrote 86 prescriptions for Donepezil Hcl, about 1.6 times as often as the typical South Carolina prescriber of it (55). Medicare paid $16.23 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. Pares wrote 79 prescriptions for Duloxetine Hcl, about 1.4 times as often as the typical South Carolina prescriber of it (56). Medicare paid $26.72 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
Diazepam is used to treat anxiety, alcohol withdrawal, and seizures.
Compared with South Carolina prescribers
Dr. Pares wrote 69 prescriptions for Diazepam, about 2.1 times as often as the typical South Carolina prescriber of it (33). Medicare paid $3.81 per fill, versus $5.57 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 used to treat muscle spasms caused by certain conditions (such as multiple sclerosis, spinal cord injury).
Compared with South Carolina prescribers
Dr. Pares wrote 67 prescriptions for Tizanidine Hcl, about 1.4 times as often as the typical South Carolina prescriber of it (48). Medicare paid $15.70 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
This combination medication is used to help relieve moderate to severe pain.
Compared with South Carolina prescribers
Dr. Pares wrote 65 prescriptions for Oxycodone-Acetaminophen, about 71% as often as the typical South Carolina prescriber of it (92). Medicare paid $19.35 per fill, versus $42.60 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
Memantine is used to treat moderate to severe confusion (dementia) related to Alzheimer's disease.
Compared with South Carolina prescribers
Dr. Pares wrote 62 prescriptions for Memantine Hcl, about as often as the typical South Carolina prescriber of it (55). Medicare paid $31.20 per fill, versus $32.09 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
Oxcarbazepine is used alone or with other medications to treat seizure disorders (epilepsy).
Compared with South Carolina prescribers
Dr. Pares wrote 57 prescriptions for Oxcarbazepine, about 1.8 times as often as the typical South Carolina prescriber of it (32). Medicare paid $43.43 per fill, versus $54.89 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
Lacosamide is used to prevent and control seizures.
Compared with South Carolina prescribers
Dr. Pares wrote 51 prescriptions for Lacosamide, about as often as the typical South Carolina prescriber of it (45). Medicare paid $64.68 per fill, versus $110.93 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
Baclofen is used to treat muscle spasms caused by certain conditions (such as multiple sclerosis, spinal cord injury/disease).
Compared with South Carolina prescribers
Dr. Pares wrote 38 prescriptions for Baclofen, about as often as the typical South Carolina prescriber of it (38). Medicare paid $32.53 per fill, versus $16.91 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
This medication is used to treat seizure disorders, mental/mood conditions (such as manic phase of bipolar disorder), and to prevent migraine headaches.
Compared with South Carolina prescribers
Dr. Pares wrote 35 prescriptions for Divalproex Sodium Er, about 85% as often as the typical South Carolina prescriber of it (41). Medicare paid $124.53 per fill, versus $48.00 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
Zolpidem is used for a short time to treat a certain sleep problem (insomnia) in adults.
Compared with South Carolina prescribers
Dr. Pares wrote 33 prescriptions for Zolpidem Tartrate, about half as often as the typical South Carolina prescriber of it (62). Medicare paid $6.33 per fill, versus $5.99 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
Alprazolam is used to treat anxiety and panic disorders.
Compared with South Carolina prescribers
Dr. Pares wrote 30 prescriptions for Alprazolam, about 37% as often as the typical South Carolina prescriber of it (81). Medicare paid $1.56 per fill, versus $5.04 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 seizure disorders, certain psychiatric conditions (manic phase of bipolar disorder), and to prevent migraine headaches.
Compared with South Carolina prescribers
Dr. Pares wrote 29 prescriptions for Divalproex Sodium, about half as often as the typical South Carolina prescriber of it (56). Medicare paid $27.30 per fill, versus $37.85 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
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. Pares wrote 27 prescriptions for Atorvastatin Calcium, about 14% as often as the typical South Carolina prescriber of it (187). Medicare paid $10.31 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
Pramipexole is used alone or with other medications to treat Parkinson's disease.
Compared with South Carolina prescribers
Dr. Pares wrote 27 prescriptions for Pramipexole Dihydrochloride, about as often as the typical South Carolina prescriber of it (24). Medicare paid $18.33 per fill, versus $17.08 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
Zonisamide is used with other medications to prevent and control seizures (epilepsy).
Compared with South Carolina prescribers
Dr. Pares wrote 27 prescriptions for Zonisamide, about 73% as often as the typical South Carolina prescriber of it (37). Medicare paid $14.42 per fill, versus $28.39 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. Pares wrote 26 prescriptions for Oxycodone Hcl, about half as often as the typical South Carolina prescriber of it (58). Medicare paid $16.09 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 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. Pares wrote 23 prescriptions for Sertraline Hcl, about 37% as often as the typical South Carolina prescriber of it (62). Medicare paid $2.64 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
This medication is used to treat depression.
Compared with South Carolina prescribers
Dr. Pares wrote 21 prescriptions for Citalopram Hbr, about half as often as the typical South Carolina prescriber of it (41). Medicare paid $1.57 per fill, versus $6.63 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
This medication is used alone or with other medications to treat Parkinson's disease.
Compared with South Carolina prescribers
Dr. Pares wrote 21 prescriptions for Ropinirole Hcl, about 69% as often as the typical South Carolina prescriber of it (31). Medicare paid $33.92 per fill, versus $16.42 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
See also Warning section.
Compared with South Carolina prescribers
Dr. Pares wrote 21 prescriptions for Tramadol Hcl-Acetaminophen, about as often as the typical South Carolina prescriber of it (23). Medicare paid $5.76 per fill, versus $12.88 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 treat symptoms of Parkinson's disease or Parkinson-like symptoms (such as shakiness, stiffness, difficulty moving).
Compared with South Carolina prescribers
Dr. Pares wrote 20 prescriptions for Carbidopa-Levodopa, about 31% as often as the typical South Carolina prescriber of it (64). Medicare paid $25.32 per fill, versus $34.78 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
Methocarbamol is used to treat muscle spasms/pain.
Compared with South Carolina prescribers
Dr. Pares wrote 20 prescriptions for Methocarbamol, about 69% as often as the typical South Carolina prescriber of it (29). Medicare paid $6.48 per fill, versus $10.95 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. Pares wrote 19 prescriptions for Nortriptyline Hcl, about 76% as often as the typical South Carolina prescriber of it (25). Medicare paid $22.44 per fill, versus $15.52 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
This medication is used alone or with other medications to control seizures.
Compared with South Carolina prescribers
Dr. Pares wrote 19 prescriptions for Primidone, about half as often as the typical South Carolina prescriber of it (33). Medicare paid $26.20 per fill, versus $26.05 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
This medication is used to treat depression.
Compared with South Carolina prescribers
Dr. Pares wrote 19 prescriptions for Trazodone Hcl, about 26% as often as the typical South Carolina prescriber of it (74). Medicare paid $5.80 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
Eslicarbazepine is used alone or with other medications to treat a certain type of seizure disorder (focal seizures).
Compared with South Carolina prescribers
Dr. Pares wrote 17 prescriptions for Aptiom, about as often as the typical South Carolina prescriber of it (19). Medicare paid $1,413.12 per fill, versus $1,818.49 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. Pares wrote 17 prescriptions for Lisinopril, about 16% as often as the typical South Carolina prescriber of it (104). Medicare paid $3.69 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 used to treat anxiety.
Compared with South Carolina prescribers
Dr. Pares wrote 17 prescriptions for Lorazepam, about 29% as often as the typical South Carolina prescriber of it (58). Medicare paid $11.54 per fill, versus $5.97 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. Pares wrote 16 prescriptions for Escitalopram Oxalate, about 27% as often as the typical South Carolina prescriber of it (59). Medicare paid $18.30 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
Cyclobenzaprine is used short-term to treat muscle spasms.
Compared with South Carolina prescribers
Dr. Pares wrote 14 prescriptions for Cyclobenzaprine Hcl, about 34% as often as the typical South Carolina prescriber of it (42). Medicare paid $10.94 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
Meclizine is an antihistamine that is used to prevent and treat nausea, vomiting, and dizziness caused by motion sickness.
Compared with South Carolina prescribers
Dr. Pares wrote 14 prescriptions for Meclizine Hcl, about half as often as the typical South Carolina prescriber of it (26). Medicare paid $13.28 per fill, versus $9.55 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. Pares wrote 14 prescriptions for Promethazine Hcl, about half as often as the typical South Carolina prescriber of it (25). Medicare paid $3.63 per fill, versus $8.98 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
See also Warning section.
Compared with South Carolina prescribers
Dr. Pares wrote 14 prescriptions for Tramadol Hcl, about 22% as often as the typical South Carolina prescriber of it (64). Medicare paid $8.91 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
This medication is a beta blocker used to treat high blood pressure, irregular heartbeats, shaking (tremors), and other conditions.
Compared with South Carolina prescribers
Dr. Pares wrote 13 prescriptions for Propranolol Hcl, about half as often as the typical South Carolina prescriber of it (23). Medicare paid $23.05 per fill, versus $16.46 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
Hydroxyzine is used to treat itching caused by allergies.
Compared with South Carolina prescribers
Dr. Pares wrote 12 prescriptions for Hydroxyzine Hcl, about 40% as often as the typical South Carolina prescriber of it (30). Medicare paid $23.59 per fill, versus $16.43 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
This medication is used to treat seizures due to certain medical conditions (such as Lennox-Gastaut syndrome, Dravet syndrome, tuberous sclerosis complex - TSC).
Compared with South Carolina prescribers
Dr. Pares wrote 11 prescriptions for Epidiolex, about 42% as often as the typical South Carolina prescriber of it (27). Medicare paid $7,691.30 per fill, versus $5,095.97 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
Perampanel is used to treat certain types of seizures (including focal and generalized tonic-clonic seizures).
Compared with South Carolina prescribers
Dr. Pares wrote 11 prescriptions for Fycompa, about 39% as often as the typical South Carolina prescriber of it (28). Medicare paid $1,262.07 per fill, versus $1,100.38 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
Meloxicam is used to treat arthritis.
Compared with South Carolina prescribers
Dr. Pares wrote 11 prescriptions for Meloxicam, about 18% as often as the typical South Carolina prescriber of it (61). Medicare paid $2.32 per fill, versus $3.93 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 a certain sleep problem (insomnia).
Compared with South Carolina prescribers
Dr. Pares wrote 11 prescriptions for Temazepam, about 33% as often as the typical South Carolina prescriber of it (33). Medicare paid $3.97 per fill, versus $10.54 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. Pares’s prescriptions
What does Dr. Pares prescribe most?
In 2024 Medicare Part D data, Dr. Pares's most prescribed medications were Levetiracetam (224), Pregabalin (174) and Gabapentin (150).
How does Dr. Pares's prescribing compare with other South Carolina prescribers?
Of the 48 medications with a state comparison, Dr. Pares prescribes 13 more often than the typical South Carolina prescriber, 8 about as often and 27 less often. Volume reflects practice size as well as prescribing habits.
Does this list show every medication Dr. Pares 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.
