Medicare Part D Prescribers in Westminster, Colorado

6 flagged and high-volume prescribers across 3 medical specialties.

Data: CMS Medicare Part D, 2023 (most current available) · Updated March 2026

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6

Providers

$2.3M

Total Drug Cost

0

High Risk

5.2%

Avg Opioid Rate

Top Prescribers by Drug Cost

ProviderClaimsDrug Cost
Mark Ptaskiewicz13,159$680K
Renee Micielli13,772$649K
James Hardee11,224$497K
Rebecca Agnew9,578$434K
David BierbrauerN/AN/A
Bianca SeivleyN/AN/A

Specialties in Westminster

Internal Medicine

4 providers

Orthopedic Surgery

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.