DR. DAVID BRYAN SHANKER M.D.
Prescription History 1619905734
Dermatology in Chicago, IL
What does Dr. Shanker prescribe?
In 2024, Dr. Shanker wrote 723 Medicare prescriptions for 20 medications. The most prescribed was Ketoconazole, with 86 prescriptions for 46 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. Shanker prescribes.
Medications 20 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
Ketoconazole is used to treat skin infections such as athlete's foot, jock itch, ringworm, and certain kinds of dandruff.
Compared with Illinois prescribers
Dr. Shanker wrote 86 prescriptions for Ketoconazole, about 1.7 times as often as the typical Illinois prescriber of it (51). Medicare paid $16.93 per fill, versus $18.92 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 a variety of skin conditions (such as eczema, dermatitis, allergies, rash).
Compared with Illinois prescribers
Dr. Shanker wrote 74 prescriptions for Triamcinolone Acetonide, about 2 times as often as the typical Illinois prescriber of it (37). Medicare paid $9.28 per fill, versus $9.36 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
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 Illinois prescribers
Dr. Shanker wrote 69 prescriptions for Fluticasone Propionate, about 1.4 times as often as the typical Illinois prescriber of it (49). Medicare paid $17.32 per fill, versus $14.22 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
This medication is used to treat a variety of skin conditions (such as eczema, psoriasis, dermatitis, allergies, rash).
Compared with Illinois prescribers
Dr. Shanker wrote 61 prescriptions for Clobetasol Propionate, about 1.5 times as often as the typical Illinois prescriber of it (41). Medicare paid $34.99 per fill, versus $47.56 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
This medication is used to treat a variety of skin conditions (such as eczema, dermatitis, allergies, rash).
Compared with Illinois prescribers
Dr. Shanker wrote 52 prescriptions for Betamethasone Diprop Augmented, about 1.6 times as often as the typical Illinois prescriber of it (33). Medicare paid $13.60 per fill, versus $32.34 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 skin conditions such as eczema, psoriasis, allergies, and rash.
Compared with Illinois prescribers
Dr. Shanker wrote 49 prescriptions for Mometasone Furoate, about 1.8 times as often as the typical Illinois prescriber of it (28). Medicare paid $22.71 per fill, versus $29.10 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, psoriasis, allergies, rash).
Compared with Illinois prescribers
Dr. Shanker wrote 47 prescriptions for Fluocinonide, about 1.5 times as often as the typical Illinois prescriber of it (32). Medicare paid $46.34 per fill, versus $42.79 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
Mupirocin is used to treat certain skin infections (such as impetigo).
Compared with Illinois prescribers
Dr. Shanker wrote 39 prescriptions for Mupirocin, about 1.2 times as often as the typical Illinois prescriber of it (32). Medicare paid $7.90 per fill, versus $7.47 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
Valacyclovir is used to treat infections caused by certain types of viruses.
Compared with Illinois prescribers
Dr. Shanker wrote 32 prescriptions for Valacyclovir, about 1.5 times as often as the typical Illinois prescriber of it (21). Medicare paid $20.03 per fill, versus $28.51 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. Shanker wrote 31 prescriptions for Cefdinir, about 1.2 times as often as the typical Illinois prescriber of it (26). Medicare paid $17.19 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
This medication is used to treat a wide variety of bacterial infections, including those that cause acne.
Compared with Illinois prescribers
Dr. Shanker wrote 25 prescriptions for Doxycycline Hyclate, about 83% as often as the typical Illinois prescriber of it (30). Medicare paid $10.26 per fill, versus $12.92 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 a variety of skin conditions (such as insect bites, poison oak/ivy, eczema, dermatitis, allergies, rash, itching of the outer female genitals, anal itching).
Compared with Illinois prescribers
Dr. Shanker wrote 25 prescriptions for Hydrocortisone, about 86% as often as the typical Illinois prescriber of it (29). Medicare paid $3.95 per fill, versus $15.03 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
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 Illinois prescribers
Dr. Shanker wrote 24 prescriptions for Prednisone, about half as often as the typical Illinois prescriber of it (46). Medicare paid $3.73 per fill, versus $3.88 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 medication is used to treat acne.
Compared with Illinois prescribers
Dr. Shanker wrote 21 prescriptions for Clindamycin Phosphate, about 77% as often as the typical Illinois prescriber of it (27). Medicare paid $26.74 per fill, versus $35.74 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 on the skin to treat pre-cancerous and cancerous skin growths.
Compared with Illinois prescribers
Dr. Shanker wrote 21 prescriptions for Fluorouracil, about half as often as the typical Illinois prescriber of it (37). Medicare paid $69.25 per fill, versus $69.19 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 Illinois prescribers
Dr. Shanker wrote 20 prescriptions for Betamethasone Dipropionate, about 61% as often as the typical Illinois prescriber of it (33). Medicare paid $40.90 per fill, versus $42.09 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
This medication is used to treat a variety of skin conditions (such as eczema, dermatitis, allergies, rash).
Compared with Illinois prescribers
Dr. Shanker wrote 13 prescriptions for Alclometasone Dipropionate, about half as often as the typical Illinois prescriber of it (27). Medicare paid $33.89 per fill, versus $28.55 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
Mycophenolate is used in combination with other medications to keep your body from attacking and rejecting your transplanted organ (such as kidney, liver, heart).
Compared with Illinois prescribers
Dr. Shanker wrote 12 prescriptions for Mycophenolate Mofetil, about 41% as often as the typical Illinois prescriber of it (29). Medicare paid $13.30 per fill, versus $117.95 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
Econazole is used to treat a variety of fungal skin infections such as athlete's foot, jock itch, and ringworm.
Compared with Illinois prescribers
Dr. Shanker wrote 11 prescriptions for Econazole Nitrate, about half as often as the typical Illinois prescriber of it (21). Medicare paid $25.76 per fill, versus $32.00 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
Metronidazole is an antibiotic that is used to treat a wide variety of infections.
Compared with Illinois prescribers
Dr. Shanker wrote 11 prescriptions for Metronidazole, about half as often as the typical Illinois prescriber of it (23). Medicare paid $32.10 per fill, versus $35.69 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. Shanker’s prescriptions
What does Dr. Shanker prescribe most?
In 2024 Medicare Part D data, Dr. Shanker's most prescribed medications were Ketoconazole (86), Triamcinolone Acetonide (74) and Fluticasone Propionate (69).
How does Dr. Shanker's prescribing compare with other Illinois prescribers?
Of the 20 medications with a state comparison, Dr. Shanker prescribes 8 more often than the typical Illinois prescriber, 5 about as often and 7 less often. Volume reflects practice size as well as prescribing habits.
Does this list show every medication Dr. Shanker 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.
