DR. DANIEL A PATTERSON MD,PHD, MRCP,
Prescription History 1285644708
Internal Medicine - Hematology & Oncology in Ocala, FL
What does Dr. Patterson prescribe?
In 2024, Dr. Patterson wrote 1,836 Medicare prescriptions for 53 medications. The most prescribed was Eliquis (apixaban), with 227 prescriptions for 45 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. Patterson prescribes.
Medications 53 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 Florida prescribers.
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 Florida prescribers
Dr. Patterson wrote 227 prescriptions for Eliquis, about 2.7 times as often as the typical Florida prescriber of it (84). Medicare paid $767.06 per fill, versus $915.40 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
This medication is used to treat anxiety.
Compared with Florida prescribers
Dr. Patterson wrote 80 prescriptions for Lorazepam, about 1.6 times as often as the typical Florida prescriber of it (49). Medicare paid $2.85 per fill, versus $6.70 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
This combination medication is used to relieve moderate to severe pain.
Compared with Florida prescribers
Dr. Patterson wrote 75 prescriptions for Hydrocodone-Acetaminophen, about 77% as often as the typical Florida prescriber of it (98). Medicare paid $22.17 per fill, versus $20.49 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
This combination medication is used to help relieve moderate to severe pain.
Compared with Florida prescribers
Dr. Patterson wrote 73 prescriptions for Oxycodone-Acetaminophen, about 74% as often as the typical Florida prescriber of it (98). Medicare paid $53.17 per fill, versus $28.36 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 by people with sickle cell anemia to reduce the number of painful crises caused by the disease and to reduce the need for blood transfusions.
Compared with Florida prescribers
Dr. Patterson wrote 71 prescriptions for Hydroxyurea, about 2.1 times as often as the typical Florida prescriber of it (34). Medicare paid $28.96 per fill, versus $25.55 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
This medication is used to help relieve moderate to severe pain.
Compared with Florida prescribers
Dr. Patterson wrote 67 prescriptions for Oxycodone Hcl, about 74% as often as the typical Florida prescriber of it (90). Medicare paid $18.65 per fill, versus $19.04 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
Anastrozole is used to treat breast cancer in women after menopause.
Compared with Florida prescribers
Dr. Patterson wrote 65 prescriptions for Anastrozole, about 1.2 times as often as the typical Florida prescriber of it (54). Medicare paid $15.29 per fill, versus $16.56 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
Levofloxacin is used to treat a variety of bacterial infections.
Compared with Florida prescribers
Dr. Patterson wrote 65 prescriptions for Levofloxacin, about 2.4 times as often as the typical Florida prescriber of it (27). Medicare paid $9.14 per fill, versus $6.23 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
Alprazolam is used to treat anxiety and panic disorders.
Compared with Florida prescribers
Dr. Patterson wrote 57 prescriptions for Alprazolam, about 60% as often as the typical Florida prescriber of it (95). Medicare paid $8.48 per fill, versus $5.08 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
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 Florida prescribers
Dr. Patterson wrote 55 prescriptions for Prednisone, about as often as the typical Florida prescriber of it (53). Medicare paid $4.37 per fill, versus $4.25 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
Folic acid is the man-made form of folate.
Compared with Florida prescribers
Dr. Patterson wrote 51 prescriptions for Folic Acid, about as often as the typical Florida prescriber of it (50). Medicare paid $4.90 per fill, versus $4.06 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
See also Warning section.
Compared with Florida prescribers
Dr. Patterson wrote 51 prescriptions for Tramadol Hcl, about 78% as often as the typical Florida prescriber of it (66). Medicare paid $11.51 per fill, versus $7.52 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
Gabapentin is used with other medications to prevent and control seizures.
Compared with Florida prescribers
Dr. Patterson wrote 44 prescriptions for Gabapentin, about half as often as the typical Florida prescriber of it (102). Medicare paid $17.13 per fill, versus $14.90 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
Fluconazole is used to treat vaginal yeast infections.
Compared with Florida prescribers
Dr. Patterson wrote 43 prescriptions for Fluconazole, about 1.8 times as often as the typical Florida prescriber of it (24). Medicare paid $22.62 per fill, versus $9.93 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 contains 2 amide-type local anesthetics, lidocaine and prilocaine.
Compared with Florida prescribers
Dr. Patterson wrote 38 prescriptions for Lidocaine-Prilocaine, about 1.3 times as often as the typical Florida prescriber of it (29). Medicare paid $12.90 per fill, versus $17.98 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 alone or with other medications to prevent nausea and vomiting caused by cancer drug treatment (chemotherapy) and radiation therapy.
Compared with Florida prescribers
Dr. Patterson wrote 38 prescriptions for Ondansetron Odt, about 1.4 times as often as the typical Florida prescriber of it (26). Medicare paid $48.96 per fill, versus $18.04 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 help relieve severe ongoing pain (such as due to cancer).
Compared with Florida prescribers
Dr. Patterson wrote 37 prescriptions for Fentanyl, about 83% as often as the typical Florida prescriber of it (45). Medicare paid $97.59 per fill, versus $112.01 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
This medication is used alone or with other medications to prevent nausea and vomiting caused by cancer drug treatment (chemotherapy) and radiation therapy.
Compared with Florida prescribers
Dr. Patterson wrote 37 prescriptions for Ondansetron Hcl, about 1.2 times as often as the typical Florida prescriber of it (30). Medicare paid $21.18 per fill, versus $26.98 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
Allopurinol is used to treat gout and certain types of kidney stones.
Compared with Florida prescribers
Dr. Patterson wrote 35 prescriptions for Allopurinol, about 74% as often as the typical Florida prescriber of it (47). Medicare paid $3.44 per fill, versus $9.18 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
Lenalidomide is used to treat various types of cancers.
Compared with Florida prescribers
Dr. Patterson wrote 33 prescriptions for Lenalidomide, about as often as the typical Florida prescriber of it (36). Medicare paid $15,055.05 per fill, versus $13,534.47 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
Dexamethasone is used to treat conditions such as arthritis, blood/hormone disorders, allergic reactions, skin diseases, eye problems, breathing problems, bowel disorders, cancer, and immune system disorders.
Compared with Florida prescribers
Dr. Patterson wrote 32 prescriptions for Dexamethasone, about as often as the typical Florida prescriber of it (33). Medicare paid $35.15 per fill, versus $12.06 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
Pantoprazole is used to treat certain stomach and esophagus problems (such as acid reflux).
Compared with Florida prescribers
Dr. Patterson wrote 31 prescriptions for Pantoprazole Sodium, about 37% as often as the typical Florida prescriber of it (83). Medicare paid $6.26 per fill, versus $11.88 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
Rivaroxaban is used to prevent blood clots from forming due to a certain irregular heartbeat (atrial fibrillation) or after hip or knee replacement surgery.
Compared with Florida prescribers
Dr. Patterson wrote 31 prescriptions for Xarelto, about 69% as often as the typical Florida prescriber of it (45). Medicare paid $840.09 per fill, versus $951.72 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
Enoxaparin is used to prevent and treat harmful blood clots.
Compared with Florida prescribers
Dr. Patterson wrote 28 prescriptions for Enoxaparin Sodium, about 1.2 times as often as the typical Florida prescriber of it (23). Medicare paid $421.99 per fill, versus $121.15 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 Florida prescribers
Dr. Patterson wrote 26 prescriptions for Mirtazapine, about half as often as the typical Florida prescriber of it (57). Medicare paid $11.36 per fill, versus $19.64 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
Darolutamide is used to treat a certain type of prostate cancer.
Compared with Florida prescribers
Dr. Patterson wrote 26 prescriptions for Nubeqa, about as often as the typical Florida prescriber of it (28). Medicare paid $12,705.96 per fill, versus $12,916.06 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
Omeprazole is used to treat certain stomach and esophagus problems (such as acid reflux, ulcers).
Compared with Florida prescribers
Dr. Patterson wrote 26 prescriptions for Omeprazole, about 26% as often as the typical Florida prescriber of it (100). Medicare paid $11.25 per fill, versus $12.94 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
Valacyclovir is used to treat infections caused by certain types of viruses.
Compared with Florida prescribers
Dr. Patterson wrote 26 prescriptions for Valacyclovir, about as often as the typical Florida prescriber of it (24). Medicare paid $21.22 per fill, versus $34.49 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
This medication is used to treat certain mental/mood disorders (such as depression, anxiety).
Compared with Florida prescribers
Dr. Patterson wrote 23 prescriptions for Duloxetine Hcl, about half as often as the typical Florida prescriber of it (52). Medicare paid $13.48 per fill, versus $24.35 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
This medication is used to treat a certain sleep problem (insomnia).
Compared with Florida prescribers
Dr. Patterson wrote 21 prescriptions for Temazepam, about 41% as often as the typical Florida prescriber of it (51). Medicare paid $17.16 per fill, versus $9.95 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
Levothyroxine is used to treat an underactive thyroid (hypothyroidism).
Compared with Florida prescribers
Dr. Patterson wrote 20 prescriptions for Levothyroxine Sodium, about 13% as often as the typical Florida prescriber of it (159). Medicare paid $6.21 per fill, versus $10.37 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 certain mental/mood disorders (such as depression, anxiety, panic attacks, and social anxiety disorder).
Compared with Florida prescribers
Dr. Patterson wrote 20 prescriptions for Venlafaxine Hcl Er, about half as often as the typical Florida prescriber of it (34). Medicare paid $12.11 per fill, versus $21.79 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
Diazepam is used to treat anxiety, alcohol withdrawal, and seizures.
Compared with Florida prescribers
Dr. Patterson wrote 18 prescriptions for Diazepam, about half as often as the typical Florida prescriber of it (32). Medicare paid $2.22 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
Vitamin D (ergocalciferol-D2, cholecalciferol-D3, alfacalcidol) is a fat-soluble vitamin that helps your body absorb calcium and phosphorus.
Compared with Florida prescribers
Dr. Patterson wrote 18 prescriptions for Vitamin D2, about 26% as often as the typical Florida prescriber of it (69). Medicare paid $5.95 per fill, versus $4.97 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 blood clots (such as in deep vein thrombosis-DVT or pulmonary embolus-PE) and/or to prevent new clots from forming in your body.
Compared with Florida prescribers
Dr. Patterson wrote 17 prescriptions for Warfarin Sodium, about half as often as the typical Florida prescriber of it (32). Medicare paid $8.15 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
Enzalutamide is used to treat prostate cancer.
Compared with Florida prescribers
Dr. Patterson wrote 17 prescriptions for Xtandi, about half as often as the typical Florida prescriber of it (36). Medicare paid $13,548.16 per fill, versus $13,492.75 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 Florida prescribers
Dr. Patterson wrote 16 prescriptions for Furosemide, about 23% as often as the typical Florida prescriber of it (69). Medicare paid $3.56 per fill, versus $4.78 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 depression.
Compared with Florida prescribers
Dr. Patterson wrote 16 prescriptions for Venlafaxine Hcl, about 79% as often as the typical Florida prescriber of it (20). Medicare paid $4.67 per fill, versus $25.41 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
Megestrol is used to treat loss of appetite and weight loss in people with AIDS.
Compared with Florida prescribers
Dr. Patterson wrote 15 prescriptions for Megestrol Acetate, about 61% as often as the typical Florida prescriber of it (25). Medicare paid $38.97 per fill, versus $65.27 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 skin patch is used to prevent nausea and vomiting caused by motion sickness or recovery from anesthesia and surgery.
Compared with Florida prescribers
Dr. Patterson wrote 15 prescriptions for Scopolamine, about 64% as often as the typical Florida prescriber of it (23). Medicare paid $144.09 per fill, versus $76.45 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 Florida prescribers
Dr. Patterson wrote 14 prescriptions for Acetaminophen-Codeine, about 40% as often as the typical Florida prescriber of it (35). Medicare paid $20.89 per fill, versus $14.87 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
Anagrelide is used to treat a certain blood disorder (thrombocythemia), which is caused by your bone marrow making too many platelets.
Compared with Florida prescribers
Dr. Patterson wrote 13 prescriptions for Anagrelide Hcl, about 67% as often as the typical Florida prescriber of it (19). Medicare paid $94.08 per fill, versus $156.48 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
Azithromycin is used to treat a wide variety of bacterial infections.
Compared with Florida prescribers
Dr. Patterson wrote 13 prescriptions for Azithromycin, about 28% as often as the typical Florida prescriber of it (47). Medicare paid $21.08 per fill, versus $5.26 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 severe nausea and vomiting from certain causes (for example, after surgery or cancer treatment).
Compared with Florida prescribers
Dr. Patterson wrote 12 prescriptions for Prochlorperazine Maleate, about 38% as often as the typical Florida prescriber of it (31). Medicare paid $36.11 per fill, versus $16.73 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
Goserelin is used to treat certain types of cancer (prostate and breast).
Compared with Florida prescribers
Dr. Patterson wrote 12 prescriptions for Zoladex, about as often as the typical Florida prescriber of it (13). Medicare paid $906.20 per fill, versus $924.55 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
Acyclovir is used to treat infections caused by certain types of viruses.
Compared with Florida prescribers
Dr. Patterson wrote 11 prescriptions for Acyclovir, about half as often as the typical Florida prescriber of it (25). Medicare paid $3.48 per fill, versus $21.26 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
Amlodipine is used with or without other medications to treat high blood pressure.
Compared with Florida prescribers
Dr. Patterson wrote 11 prescriptions for Amlodipine Besylate, about 7% as often as the typical Florida prescriber of it (150). Medicare paid $7.70 per fill, versus $5.82 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
Cyanocobalamin is a man-made form of vitamin B12 used to treat low levels (deficiency) of this vitamin.
Compared with Florida prescribers
Dr. Patterson wrote 11 prescriptions for Cyanocobalamin Injection, about half as often as the typical Florida prescriber of it (21). Medicare paid $14.48 per fill, versus $13.85 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
This medication is used to treat certain types of breast cancer (such as hormone-receptor-positive breast cancer) in women after menopause.
Compared with Florida prescribers
Dr. Patterson wrote 11 prescriptions for Letrozole, about 21% as often as the typical Florida prescriber of it (53). Medicare paid $17.34 per fill, versus $22.66 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 Florida prescribers
Dr. Patterson wrote 11 prescriptions for Metoprolol Tartrate, about 16% as often as the typical Florida prescriber of it (71). Medicare paid $6.05 per fill, versus $6.69 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 Florida prescribers
Dr. Patterson wrote 11 prescriptions for Pregabalin, about 20% as often as the typical Florida prescriber of it (54). Medicare paid $70.76 per fill, versus $28.64 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
Tamoxifen is used to treat breast cancer.
Compared with Florida prescribers
Dr. Patterson wrote 11 prescriptions for Tamoxifen Citrate, about 34% as often as the typical Florida prescriber of it (32). Medicare paid $38.95 per fill, versus $28.24 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 acne.
Compared with Florida prescribers
Dr. Patterson wrote 11 prescriptions for Tretinoin, about half as often as the typical Florida prescriber of it (22). Medicare paid $2,340.14 per fill, versus $79.26 statewide.
Volume reflects how many Medicare patients a practice sees as well as prescribing habits. It is not a measure of quality.
Questions about Dr. Patterson’s prescriptions
What does Dr. Patterson prescribe most?
In 2024 Medicare Part D data, Dr. Patterson's most prescribed medications were Eliquis (227), Lorazepam (80) and Hydrocodone-Acetaminophen (75).
How does Dr. Patterson's prescribing compare with other Florida prescribers?
Of the 53 medications with a state comparison, Dr. Patterson prescribes 7 more often than the typical Florida prescriber, 14 about as often and 32 less often. Volume reflects practice size as well as prescribing habits.
Does this list show every medication Dr. Patterson 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 Florida 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.
