Medicare Part D Prescribers in Tucson, Arizona
71 flagged and high-volume prescribers across 16 medical specialties.
Data: CMS Medicare Part D, 2023 (most current available) · Updated March 2026
71
Providers
$40.8M
Total Drug Cost
4
High Risk
16.5%
Avg Opioid Rate
High-Risk Providers in Tucson
Providers flagged by our multi-factor risk scoring model. Risk scores are statistical indicators, not allegations of wrongdoing. Learn about our methodology.
| Provider | Drug Cost | Opioid Rate |
|---|---|---|
| Stephen Shiller | $408K | 55.3% |
| Nicole Nelson-Bridges | $338K | 59.0% |
Top Prescribers by Drug Cost
| Provider | Claims | Drug Cost |
|---|---|---|
| Ulker Tok | 9,268 | $11.8M |
| Ajay Tuli | 15,549 | $5.5M |
| Paul Bejarano | 19,437 | $4.5M |
| Monty Morales | 11,474 | $2.3M |
| Basel Skeif | 11,309 | $2.0M |
| Gabrielle Ochoa | 11,292 | $1.7M |
| Gary Bohay | 19,776 | $1.7M |
| Stanley Ofori | 13,512 | $1.4M |
| Winola Purushotham | 13,886 | $1.3M |
| Dung Nguyen | 10,729 | $1.2M |
| Kayvaan Mortazavi | 8,768 | $935K |
| Nicholas Bastiampillai | 11,141 | $926K |
| David Schoenbaum | 9,452 | $922K |
| Mark Zaetta | 11,724 | $781K |
| Rosanna Nicoletti | 9,277 | $702K |
| Chun Wah Ho | 8,717 | $677K |
| Armando Gonzalez | 8,795 | $673K |
| Loan Whitmore | 8,805 | $520K |
| Stephen ShillerHigh Risk | 7,186 | $408K |
| Nicole Nelson-BridgesHigh Risk | 5,258 | $338K |
Specialties in Tucson
Internal Medicine
9 providers
Cardiology
3 providers
Family Practice
3 providers
Rheumatology
1 provider
Interventional Cardiology
1 provider
Nurse Practitioner
1 provider
Pain Management
1 provider
Physician Assistant
1 provider
Explore More
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.