Medicare Part D Prescribers in Van Nuys, California
10 flagged and high-volume prescribers across 4 medical specialties.
Data: CMS Medicare Part D, 2023 (most current available) · Updated March 2026
10
Providers
$33.1M
Total Drug Cost
0
High Risk
1.7%
Avg Opioid Rate
Top Prescribers by Drug Cost
| Provider | Claims | Drug Cost |
|---|---|---|
| Vagharshak Pilossyan | 93,121 | $13.5M |
| Krikor Tatoyan | 18,539 | $7.6M |
| Garbis Apelian | 79,401 | $6.7M |
| Suman Patel | 19,383 | $1.9M |
| Hanan Lobel | 19,647 | $1.8M |
| Max Ghannadi | 12,593 | $1.6M |
| Orah Mahtov | N/A | N/A |
| Nouriel Niamehr | N/A | N/A |
| Andrew Blecher | N/A | N/A |
| Catherine Garganera-Quinzon | N/A | N/A |
Specialties in Van Nuys
Internal Medicine
4 providers
Family Practice
3 providers
Nurse Practitioner
2 providers
General Practice
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.