MARK JONATHAN SCHACHT MD
Prescription History 1265577621
Urology in Evanston, IL
What does Dr. Schacht prescribe?
In 2024, Dr. Schacht wrote 696 Medicare prescriptions for 14 medications. The most prescribed was Tamsulosin Hcl, with 187 prescriptions for 64 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. Schacht prescribes.
Medications 14 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 Illinois 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 Illinois prescribers
Dr. Schacht wrote 187 prescriptions for Tamsulosin Hcl, about 2 times as often as the typical Illinois prescriber of it (94). Medicare paid $16.89 per fill, versus $14.59 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 Illinois prescribers
Dr. Schacht wrote 128 prescriptions for Nitrofurantoin Mono-Macro, about 5 times as often as the typical Illinois prescriber of it (26). Medicare paid $6.57 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 a wide variety of bacterial infections.
Compared with Illinois prescribers
Dr. Schacht wrote 115 prescriptions for Cephalexin, about 3.7 times as often as the typical Illinois prescriber of it (31). Medicare paid $6.28 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 used to treat certain bladder problems (overactive bladder, neurogenic detrusor overactivity).
Compared with Illinois prescribers
Dr. Schacht wrote 66 prescriptions for Myrbetriq, about 1.4 times as often as the typical Illinois prescriber of it (46). Medicare paid $958.87 per fill, versus $618.16 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
Levofloxacin is used to treat a variety of bacterial infections.
Compared with Illinois prescribers
Dr. Schacht wrote 41 prescriptions for Levofloxacin, about 1.7 times as often as the typical Illinois prescriber of it (24). Medicare paid $2.60 per fill, versus $5.68 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
Finasteride is used to shrink an enlarged prostate (benign prostatic hyperplasia or BPH) in adult men.
Compared with Illinois prescribers
Dr. Schacht wrote 26 prescriptions for Finasteride, about half as often as the typical Illinois prescriber of it (59). Medicare paid $10.64 per fill, versus $13.03 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
Relugolix is used to treat prostate cancer in men.
Compared with Illinois prescribers
Dr. Schacht wrote 24 prescriptions for Orgovyx, about half as often as the typical Illinois prescriber of it (52). Medicare paid $2,664.86 per fill, versus $2,654.21 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 in men who do not make enough of a natural substance called testosterone.
Compared with Illinois prescribers
Dr. Schacht wrote 21 prescriptions for Testosterone Cypionate, about 78% as often as the typical Illinois prescriber of it (27). Medicare paid $66.56 per fill, versus $34.81 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 Illinois prescribers
Dr. Schacht wrote 20 prescriptions for Alfuzosin Hcl Er, about 41% as often as the typical Illinois prescriber of it (49). Medicare paid $18.66 per fill, versus $21.18 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
Cefdinir is used to treat a wide variety of bacterial infections.
Compared with Illinois prescribers
Dr. Schacht wrote 16 prescriptions for Cefdinir, about 62% as often as the typical Illinois prescriber of it (26). Medicare paid $4.22 per fill, versus $15.42 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 Illinois prescribers
Dr. Schacht wrote 15 prescriptions for Ceftriaxone, about half as often as the typical Illinois prescriber of it (27). Medicare paid $6.41 per fill, versus $59.97 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
Ampicillin is used to treat a wide variety of bacterial infections.
Compared with Illinois prescribers
Dr. Schacht wrote 13 prescriptions for Ampicillin Trihydrate, about 67% as often as the typical Illinois prescriber of it (19). Medicare paid $6.19 per fill, versus $13.94 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
This medication is a combination of two antibiotics: sulfamethoxazole and trimethoprim.
Compared with Illinois prescribers
Dr. Schacht wrote 13 prescriptions for Sulfamethoxazole-Trimethoprim, about half as often as the typical Illinois prescriber of it (28). Medicare paid $1.50 per fill, versus $4.46 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
Silodosin is used by men to treat the symptoms of an enlarged prostate (benign prostatic hyperplasia-BPH).
Compared with Illinois prescribers
Dr. Schacht wrote 11 prescriptions for Silodosin, about 39% as often as the typical Illinois prescriber of it (28). Medicare paid $87.62 per fill, versus $79.47 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. Schacht’s prescriptions
What does Dr. Schacht prescribe most?
In 2024 Medicare Part D data, Dr. Schacht's most prescribed medications were Tamsulosin Hcl (187), Nitrofurantoin Mono-Macro (128) and Cephalexin (115).
How does Dr. Schacht's prescribing compare with other Illinois prescribers?
Of the 14 medications with a state comparison, Dr. Schacht prescribes 5 more often than the typical Illinois prescriber, 1 about as often and 8 less often. Volume reflects practice size as well as prescribing habits.
Does this list show every medication Dr. Schacht 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 Illinois 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.
