SHARNELL WILLIAMS CRNP, AGNP-C
Prescription History 1508639402
Nurse Practitioner - Adult Health in Rockville, MD
What does Sharnell Williams prescribe?
In 2024, Sharnell Williams wrote 1,004 Medicare prescriptions for 37 medications. The most prescribed was Amlodipine Besylate, with 76 prescriptions for 23 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 Sharnell Williams prescribes.
Medications 37 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 Maryland prescribers.
What it is used for
Amlodipine is used with or without other medications to treat high blood pressure.
Compared with Maryland prescribers
Sharnell Williams wrote 76 prescriptions for Amlodipine Besylate, about half as often as the typical Maryland prescriber of it (130). Medicare paid $4.62 per fill, versus $8.15 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
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 Maryland prescribers
Sharnell Williams wrote 74 prescriptions for Atorvastatin Calcium, about half as often as the typical Maryland prescriber of it (167). Medicare paid $16.78 per fill, versus $12.96 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 Maryland prescribers
Sharnell Williams wrote 61 prescriptions for Mirtazapine, about 1.4 times as often as the typical Maryland prescriber of it (45). Medicare paid $24.09 per fill, versus $21.78 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
See also Warning section.
Compared with Maryland prescribers
Sharnell Williams wrote 61 prescriptions for Tramadol Hcl, about 1.3 times as often as the typical Maryland prescriber of it (46). Medicare paid $6.27 per fill, versus $7.26 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
This medication is used to treat anxiety.
Compared with Maryland prescribers
Sharnell Williams wrote 58 prescriptions for Lorazepam, about 1.6 times as often as the typical Maryland prescriber of it (37). Medicare paid $17.35 per fill, versus $7.57 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
Levothyroxine is used to treat an underactive thyroid (hypothyroidism).
Compared with Maryland prescribers
Sharnell Williams wrote 55 prescriptions for Levothyroxine Sodium, about half as often as the typical Maryland prescriber of it (110). Medicare paid $11.94 per fill, versus $11.67 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
Losartan is used to treat high blood pressure (hypertension) and to help protect the kidneys from damage due to diabetes.
Compared with Maryland prescribers
Sharnell Williams wrote 48 prescriptions for Losartan Potassium, about half as often as the typical Maryland prescriber of it (96). Medicare paid $8.17 per fill, versus $11.44 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
This medication is used to treat certain mental/mood disorders (such as schizophrenia, bipolar disorder, sudden episodes of mania or depression associated with bipolar disorder).
Compared with Maryland prescribers
Sharnell Williams wrote 40 prescriptions for Quetiapine Fumarate, about 76% as often as the typical Maryland prescriber of it (53). Medicare paid $23.02 per fill, versus $18.24 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, panic attacks, obsessive compulsive disorder, post-traumatic stress disorder, social anxiety disorder).
Compared with Maryland prescribers
Sharnell Williams wrote 34 prescriptions for Sertraline Hcl, about 66% as often as the typical Maryland prescriber of it (51). Medicare paid $9.73 per fill, versus $10.84 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 Maryland prescribers
Sharnell Williams wrote 31 prescriptions for Potassium Chloride, about 70% as often as the typical Maryland prescriber of it (44). Medicare paid $12.10 per fill, versus $23.11 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
Prednisone is used to treat conditions such as arthritis, blood disorders, breathing problems, severe allergies, skin diseases, cancer, eye problems, and immune system disorders.
Compared with Maryland prescribers
Sharnell Williams wrote 31 prescriptions for Prednisone, about 77% as often as the typical Maryland prescriber of it (40). Medicare paid $6.52 per fill, versus $4.84 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 Maryland prescribers
Sharnell Williams wrote 26 prescriptions for Furosemide, about 40% as often as the typical Maryland prescriber of it (64). Medicare paid $6.37 per fill, versus $5.77 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 Maryland prescribers
Sharnell Williams wrote 25 prescriptions for Gabapentin, about 35% as often as the typical Maryland prescriber of it (71). Medicare paid $18.73 per fill, versus $15.67 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
This medication is used to treat certain mental/mood disorders (such as schizophrenia, bipolar disorder, irritability associated with autistic disorder).
Compared with Maryland prescribers
Sharnell Williams wrote 23 prescriptions for Risperidone, about half as often as the typical Maryland prescriber of it (48). Medicare paid $18.37 per fill, versus $14.24 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
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 Maryland prescribers
Sharnell Williams wrote 22 prescriptions for Fenofibrate, about as often as the typical Maryland prescriber of it (21). Medicare paid $16.26 per fill, versus $35.52 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 to treat anxiety.
Compared with Maryland prescribers
Sharnell Williams wrote 21 prescriptions for Buspirone Hcl, about half as often as the typical Maryland prescriber of it (38). Medicare paid $14.84 per fill, versus $15.08 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
Methylprednisolone is used to treat conditions such as arthritis, blood disorders, severe allergic reactions, certain cancers, eye conditions, skin/kidney/intestinal/lung diseases, and immune system disorders.
Compared with Maryland prescribers
Sharnell Williams wrote 21 prescriptions for Methylprednisolone, about 62% as often as the typical Maryland prescriber of it (34). Medicare paid $7.45 per fill, versus $7.22 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 Maryland prescribers
Sharnell Williams wrote 20 prescriptions for Lisinopril, about 23% as often as the typical Maryland prescriber of it (88). Medicare paid $8.28 per fill, versus $8.25 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
Valsartan is used to treat high blood pressure and heart failure.
Compared with Maryland prescribers
Sharnell Williams wrote 20 prescriptions for Valsartan, about 61% as often as the typical Maryland prescriber of it (33). Medicare paid $15.26 per fill, versus $35.08 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
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 Maryland prescribers
Sharnell Williams wrote 18 prescriptions for Eliquis, about 23% as often as the typical Maryland prescriber of it (77). Medicare paid $910.32 per fill, versus $934.44 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
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 Maryland prescribers
Sharnell Williams wrote 17 prescriptions for Fluticasone Propionate, about 40% as often as the typical Maryland prescriber of it (42). Medicare paid $15.47 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
Meloxicam is used to treat arthritis.
Compared with Maryland prescribers
Sharnell Williams wrote 16 prescriptions for Meloxicam, about 37% as often as the typical Maryland prescriber of it (43). Medicare paid $6.93 per fill, versus $5.32 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 Maryland prescribers
Sharnell Williams wrote 16 prescriptions for Metformin Hcl, about 22% as often as the typical Maryland prescriber of it (74). Medicare paid $7.42 per fill, versus $8.72 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
Modafinil reduces extreme sleepiness due to narcolepsy and other sleep disorders, such as periods of stopped breathing during sleep (obstructive sleep apnea).
Compared with Maryland prescribers
Sharnell Williams wrote 16 prescriptions for Modafinil, about 85% as often as the typical Maryland prescriber of it (19). Medicare paid $29.41 per fill, versus $79.93 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
Alprazolam is used to treat anxiety and panic disorders.
Compared with Maryland prescribers
Sharnell Williams wrote 15 prescriptions for Alprazolam, about 34% as often as the typical Maryland prescriber of it (44). Medicare paid $8.11 per fill, versus $6.37 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 high blood pressure.
Compared with Maryland prescribers
Sharnell Williams wrote 15 prescriptions for Hydrochlorothiazide, about 23% as often as the typical Maryland prescriber of it (64). Medicare paid $4.40 per fill, versus $4.79 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
Metoprolol is used with or without other medications to treat high blood pressure (hypertension).
Compared with Maryland prescribers
Sharnell Williams wrote 15 prescriptions for Metoprolol Tartrate, about 27% as often as the typical Maryland prescriber of it (56). Medicare paid $7.36 per fill, versus $8.19 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 a variety of skin conditions (such as eczema, dermatitis, allergies, rash).
Compared with Maryland prescribers
Sharnell Williams wrote 15 prescriptions for Triamcinolone Acetonide, about half as often as the typical Maryland prescriber of it (35). Medicare paid $10.00 per fill, versus $10.78 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
Benztropine is used to treat symptoms of Parkinson's disease or involuntary movements due to the side effects of certain psychiatric drugs (antipsychotics such as chlorpromazine/haloperidol).
Compared with Maryland prescribers
Sharnell Williams wrote 14 prescriptions for Benztropine Mesylate, about 27% as often as the typical Maryland prescriber of it (53). Medicare paid $16.19 per fill, versus $12.07 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 medication is used to treat a variety of bacterial infections.
Compared with Maryland prescribers
Sharnell Williams wrote 14 prescriptions for Ciprofloxacin Hcl, about half as often as the typical Maryland prescriber of it (26). Medicare paid $11.06 per fill, versus $6.34 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 Maryland prescribers
Sharnell Williams wrote 14 prescriptions for Clopidogrel, about 30% as often as the typical Maryland prescriber of it (47). Medicare paid $6.42 per fill, versus $14.20 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
Omeprazole is used to treat certain stomach and esophagus problems (such as acid reflux, ulcers).
Compared with Maryland prescribers
Sharnell Williams wrote 14 prescriptions for Omeprazole, about 23% as often as the typical Maryland prescriber of it (62). Medicare paid $12.90 per fill, versus $14.60 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
This medication is a beta-blocker used to treat chest pain (angina), heart failure, and high blood pressure.
Compared with Maryland prescribers
Sharnell Williams wrote 13 prescriptions for Metoprolol Succinate, about 14% as often as the typical Maryland prescriber of it (95). Medicare paid $10.90 per fill, versus $17.16 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
Levetiracetam is used to treat seizures (epilepsy).
Compared with Maryland prescribers
Sharnell Williams wrote 12 prescriptions for Levetiracetam, about 26% as often as the typical Maryland prescriber of it (46). Medicare paid $27.13 per fill, versus $36.82 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 Maryland prescribers
Sharnell Williams wrote 11 prescriptions for Diclofenac Sodium, about 32% as often as the typical Maryland prescriber of it (35). Medicare paid $30.39 per fill, versus $35.85 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
Isosorbide mononitrate is used to prevent chest pain (angina) in patients with a certain heart condition (coronary artery disease).
Compared with Maryland prescribers
Sharnell Williams wrote 11 prescriptions for Isosorbide Mononitrate Er, about 34% as often as the typical Maryland prescriber of it (33). Medicare paid $24.58 per fill, versus $16.25 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
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 Maryland prescribers
Sharnell Williams wrote 11 prescriptions for Simvastatin, about 22% as often as the typical Maryland prescriber of it (50). Medicare paid $12.28 per fill, versus $9.92 statewide.
Volume reflects how many Medicare patients a practice sees as well as prescribing habits. It is not a measure of quality.
Questions about Sharnell Williams’s prescriptions
What does Sharnell Williams prescribe most?
In 2024 Medicare Part D data, Sharnell Williams's most prescribed medications were Amlodipine Besylate (76), Atorvastatin Calcium (74) and Mirtazapine (61).
How does Sharnell Williams's prescribing compare with other Maryland prescribers?
Of the 37 medications with a state comparison, Sharnell Williams prescribes 3 more often than the typical Maryland prescriber, 4 about as often and 30 less often. Volume reflects practice size as well as prescribing habits.
Does this list show every medication Sharnell Williams 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 Maryland 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.
