Medicare Part D Prescribers in Oxnard, California
7 flagged and high-volume prescribers across 5 medical specialties.
Data: CMS Medicare Part D, 2023 (most current available) · Updated March 2026
7
Providers
$7.7M
Total Drug Cost
0
High Risk
4.4%
Avg Opioid Rate
Top Prescribers by Drug Cost
| Provider | Claims | Drug Cost |
|---|---|---|
| Romany Demian | 14,966 | $2.5M |
| Neda Heidari | 5,741 | $2.4M |
| Sergio Neira | 11,638 | $1.9M |
| Peter Aline | 10,554 | $861K |
| Christine Chang | 276 | $4,291 |
| Marwood Stout | N/A | N/A |
| Aashika Rafanan | N/A | N/A |
Specialties in Oxnard
Internal Medicine
3 providers
Neurology
1 provider
Emergency Medicine
1 provider
Oral Surgery (Dentist only)
1 provider
Nurse Practitioner
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.