Medicare Part D Prescribers in Park Ridge, Illinois
13 flagged and high-volume prescribers across 8 medical specialties.
Data: CMS Medicare Part D, 2023 (most current available) · Updated March 2026
13
Providers
$11.7M
Total Drug Cost
0
High Risk
3.4%
Avg Opioid Rate
Top Prescribers by Drug Cost
| Provider | Claims | Drug Cost |
|---|---|---|
| Katherine Katsoyannis | 42,369 | $2.5M |
| Jason Macklis | 980 | $2.4M |
| Chool Liyanapatabendi | 21,758 | $1.9M |
| Bruce Bernheim | 9,528 | $1.2M |
| David Jun | 8,995 | $993K |
| Brian Rubenstein | 14,095 | $962K |
| Robert Zimmanck | 9,516 | $853K |
| Nicholas Papanos | 10,382 | $823K |
| Angela Mccormick | 118 | $1,495 |
| Cynthia Kane | N/A | N/A |
| Nilofer Kidiwala | N/A | N/A |
| Mary Dewberry-Lait | N/A | N/A |
| Brooke Aarhus | N/A | N/A |
Specialties in Park Ridge
Internal Medicine
6 providers
Hematology-Oncology
1 provider
Geriatric Medicine
1 provider
Emergency Medicine
1 provider
Certified Clinical Nurse Specialist
1 provider
Family Practice
1 provider
Nurse Practitioner
1 provider
Physician Assistant
1 provider
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Data from CMS Medicare Part D Prescriber Public Use File, 2023. Only providers meeting CMS disclosure thresholds are included. Risk scores are statistical indicators based on prescribing pattern analysis — not allegations of fraud or wrongdoing.