Medicare Part D Prescribers in Naperville, Illinois
8 flagged and high-volume prescribers across 5 medical specialties.
Data: CMS Medicare Part D, 2023 (most current available) · Updated March 2026
8
Providers
$2.7M
Total Drug Cost
0
High Risk
1.9%
Avg Opioid Rate
Top Prescribers by Drug Cost
| Provider | Claims | Drug Cost |
|---|---|---|
| Sandeep Kalra | 37,885 | $2.0M |
| Douglas Tran | 9,478 | $661K |
| Sunita Koul | 1,513 | $77K |
| Jennifer Bren | N/A | N/A |
| Dawn Kunz | N/A | N/A |
| Coni Nielson | N/A | N/A |
| Amanda Oliden | N/A | N/A |
| Grace Keeney-Bonthrone | N/A | N/A |
Specialties in Naperville
Internal Medicine
2 providers
Physician Assistant
2 providers
Nurse Practitioner
2 providers
Hospitalist
1 provider
Obstetrics & Gynecology
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.