DR. JASON P GILLERAN MD
Prescription History 1790734721
Urology in Royal Oak, MI
What does Dr. Gilleran prescribe?
In 2024, Dr. Gilleran wrote 2,263 Medicare prescriptions for 33 medications. The most prescribed was Tamsulosin Hcl, with 352 prescriptions for 117 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. Gilleran prescribes.
Medications 33 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 Michigan prescribers.
What it is used for
Tamsulosin is used by men to treat the symptoms of an enlarged prostate (benign prostatic hyperplasia-BPH).
Compared with Michigan prescribers
Dr. Gilleran wrote 352 prescriptions for Tamsulosin Hcl, about 4.1 times as often as the typical Michigan prescriber of it (87). Medicare paid $18.56 per fill, versus $19.34 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
This medication is used to treat certain bladder problems (overactive bladder, neurogenic detrusor overactivity).
Compared with Michigan prescribers
Dr. Gilleran wrote 259 prescriptions for Myrbetriq, about 6.5 times as often as the typical Michigan prescriber of it (40). Medicare paid $808.70 per fill, versus $681.06 statewide.
Volume reflects how many Medicare patients a practice sees as well as prescribing habits. It is not a measure of quality.
What it is used for
This medication is a hormone.
Compared with Michigan prescribers
Dr. Gilleran wrote 190 prescriptions for Estradiol, about 5.5 times as often as the typical Michigan prescriber of it (34). Medicare paid $60.94 per fill, versus $67.66 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
Methenamine is used to prevent or control returning urinary tract infections caused by certain bacteria.
Compared with Michigan prescribers
Dr. Gilleran wrote 155 prescriptions for Methenamine Hippurate, about 4.4 times as often as the typical Michigan prescriber of it (35). Medicare paid $75.64 per fill, versus $74.16 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
This medication is used to treat a wide variety of bacterial infections.
Compared with Michigan prescribers
Dr. Gilleran wrote 153 prescriptions for Cephalexin, about 4.9 times as often as the typical Michigan prescriber of it (31). Medicare paid $4.76 per fill, versus $6.85 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 a combination of two antibiotics: sulfamethoxazole and trimethoprim.
Compared with Michigan prescribers
Dr. Gilleran wrote 147 prescriptions for Sulfamethoxazole-Trimethoprim, about 6 times as often as the typical Michigan prescriber of it (24). Medicare paid $1.94 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
This medication is used in men to treat the symptoms of an enlarged prostate (benign prostatic hyperplasia-BPH).
Compared with Michigan prescribers
Dr. Gilleran wrote 113 prescriptions for Dutasteride, about 3.5 times as often as the typical Michigan prescriber of it (33). Medicare paid $38.60 per fill, versus $37.58 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
Finasteride is used to shrink an enlarged prostate (benign prostatic hyperplasia or BPH) in adult men.
Compared with Michigan prescribers
Dr. Gilleran wrote 98 prescriptions for Finasteride, about 2 times as often as the typical Michigan prescriber of it (50). Medicare paid $18.39 per fill, versus $17.21 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 overactive bladder.
Compared with Michigan prescribers
Dr. Gilleran wrote 81 prescriptions for Gemtesa, about 1.6 times as often as the typical Michigan prescriber of it (51). Medicare paid $797.30 per fill, versus $676.45 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
This medication is used to treat an overactive bladder.
Compared with Michigan prescribers
Dr. Gilleran wrote 77 prescriptions for Trospium Chloride, about 2.4 times as often as the typical Michigan prescriber of it (32). Medicare paid $51.24 per fill, versus $65.13 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
This medication is used to treat certain bladder problems (overactive bladder, neurogenic detrusor overactivity).
Compared with Michigan prescribers
Dr. Gilleran wrote 64 prescriptions for Mirabegron Er, about 2.3 times as often as the typical Michigan prescriber of it (27). Medicare paid $661.95 per fill, versus $535.83 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
This medication is used to treat a variety of bacterial infections.
Compared with Michigan prescribers
Dr. Gilleran wrote 59 prescriptions for Ciprofloxacin Hcl, about 2 times as often as the typical Michigan prescriber of it (29). Medicare paid $2.80 per fill, versus $5.80 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 bladder infections (acute cystitis).
Compared with Michigan prescribers
Dr. Gilleran wrote 58 prescriptions for Nitrofurantoin Mono-Macro, about 2.4 times as often as the typical Michigan prescriber of it (25). Medicare paid $7.59 per fill, versus $12.17 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 wide variety of bacterial infections, including those that cause acne.
Compared with Michigan prescribers
Dr. Gilleran wrote 54 prescriptions for Doxycycline Hyclate, about 1.9 times as often as the typical Michigan prescriber of it (29). Medicare paid $4.18 per fill, versus $10.41 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
This medication is used to make the urine less acidic.
Compared with Michigan prescribers
Dr. Gilleran wrote 42 prescriptions for Potassium Citrate Er, about 1.5 times as often as the typical Michigan prescriber of it (27). Medicare paid $108.69 per fill, versus $113.44 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
Cefuroxime is used to treat a wide variety of bacterial infections.
Compared with Michigan prescribers
Dr. Gilleran wrote 37 prescriptions for Cefuroxime, about 1.4 times as often as the typical Michigan prescriber of it (27). Medicare paid $11.83 per fill, versus $12.14 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
This medication is used to treat or prevent certain urinary tract infections.
Compared with Michigan prescribers
Dr. Gilleran wrote 32 prescriptions for Nitrofurantoin, about 1.3 times as often as the typical Michigan prescriber of it (25). Medicare paid $23.87 per fill, versus $32.50 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 used to treat an overactive bladder.
Compared with Michigan prescribers
Dr. Gilleran wrote 26 prescriptions for Trospium Chloride Er, about 70% as often as the typical Michigan prescriber of it (37). Medicare paid $191.45 per fill, versus $198.43 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
Allopurinol is used to treat gout and certain types of kidney stones.
Compared with Michigan prescribers
Dr. Gilleran wrote 25 prescriptions for Allopurinol, about half as often as the typical Michigan prescriber of it (47). Medicare paid $22.44 per fill, versus $12.68 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
Amoxicillin is used to treat a wide variety of bacterial infections.
Compared with Michigan prescribers
Dr. Gilleran wrote 23 prescriptions for Amoxicillin, about half as often as the typical Michigan prescriber of it (41). Medicare paid $1.47 per fill, versus $2.77 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
Trimethoprim is an antibiotic used to treat bacterial infections.
Compared with Michigan prescribers
Dr. Gilleran wrote 23 prescriptions for Trimethoprim, about 85% as often as the typical Michigan prescriber of it (27). Medicare paid $29.02 per fill, versus $63.21 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 Michigan prescribers
Dr. Gilleran wrote 22 prescriptions for Oxybutynin Chloride Er, about 70% as often as the typical Michigan prescriber of it (32). Medicare paid $31.14 per fill, versus $25.23 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 Michigan prescribers
Dr. Gilleran wrote 22 prescriptions for Oxycodone Hcl, about half as often as the typical Michigan prescriber of it (41). Medicare paid $1.91 per fill, versus $13.27 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
Alfuzosin is used by men to treat the symptoms of an enlarged prostate (benign prostatic hyperplasia-BPH).
Compared with Michigan prescribers
Dr. Gilleran wrote 21 prescriptions for Alfuzosin Hcl Er, about half as often as the typical Michigan prescriber of it (42). Medicare paid $38.13 per fill, versus $29.85 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
Amoxicillin/clavulanic acid is a combination penicillin-type antibiotic used to treat a wide variety of bacterial infections.
Compared with Michigan prescribers
Dr. Gilleran wrote 21 prescriptions for Amoxicillin-Clavulanate Potass, about 83% as often as the typical Michigan prescriber of it (25). Medicare paid $6.77 per fill, versus $8.87 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
Oxybutynin is used to treat certain bladder and urinary conditions (such as overactive bladder).
Compared with Michigan prescribers
Dr. Gilleran wrote 17 prescriptions for Oxybutynin Chloride, about 69% as often as the typical Michigan prescriber of it (25). Medicare paid $13.63 per fill, versus $15.58 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
Cyclobenzaprine is used short-term to treat muscle spasms.
Compared with Michigan prescribers
Dr. Gilleran wrote 16 prescriptions for Cyclobenzaprine Hcl, about 40% as often as the typical Michigan prescriber of it (40). Medicare paid $2.96 per fill, versus $6.67 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 high blood pressure.
Compared with Michigan prescribers
Dr. Gilleran wrote 15 prescriptions for Hydrochlorothiazide, about 22% as often as the typical Michigan prescriber of it (67). Medicare paid $6.70 per fill, versus $5.14 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
Cyclosporine eye drops are used to treat a certain type of dry eyes.
Compared with Michigan prescribers
Dr. Gilleran wrote 14 prescriptions for Cyclosporine, about half as often as the typical Michigan prescriber of it (30). Medicare paid $413.73 per fill, versus $460.23 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
Levofloxacin is used to treat a variety of bacterial infections.
Compared with Michigan prescribers
Dr. Gilleran wrote 13 prescriptions for Levofloxacin, about half as often as the typical Michigan prescriber of it (24). Medicare paid $3.27 per fill, versus $5.75 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
This combination medication is used to treat a variety of inflamed fungal skin infections such as ringworm, athlete's foot, and jock itch.
Compared with Michigan prescribers
Dr. Gilleran wrote 12 prescriptions for Clotrimazole-Betamethasone, about half as often as the typical Michigan prescriber of it (24). Medicare paid $7.35 per fill, versus $17.62 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
Cyclosporine is used to prevent organ rejection in people who have received a liver, kidney, or heart transplant.
Compared with Michigan prescribers
Dr. Gilleran wrote 11 prescriptions for Cyclosporine Modified, about 35% as often as the typical Michigan prescriber of it (31). Medicare paid $149.07 per fill, versus $162.63 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 in men who do not make enough of a natural substance called testosterone.
Compared with Michigan prescribers
Dr. Gilleran wrote 11 prescriptions for Testosterone Cypionate, about half as often as the typical Michigan prescriber of it (24). Medicare paid $25.34 per fill, versus $34.71 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. Gilleran’s prescriptions
What does Dr. Gilleran prescribe most?
In 2024 Medicare Part D data, Dr. Gilleran's most prescribed medications were Tamsulosin Hcl (352), Myrbetriq (259) and Estradiol (190).
How does Dr. Gilleran's prescribing compare with other Michigan prescribers?
Of the 33 medications with a state comparison, Dr. Gilleran prescribes 17 more often than the typical Michigan prescriber, 2 about as often and 14 less often. Volume reflects practice size as well as prescribing habits.
Does this list show every medication Dr. Gilleran 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 Michigan 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.
