Medicare Part D Prescribers in Garden Grove, California
12 flagged and high-volume prescribers across 4 medical specialties.
Data: CMS Medicare Part D, 2023 (most current available) · Updated March 2026
12
Providers
$52.1M
Total Drug Cost
1
High Risk
0.9%
Avg Opioid Rate
High-Risk Providers in Garden Grove
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 |
|---|---|---|
| Irving Gislason | $14K | 0.0% |
Top Prescribers by Drug Cost
| Provider | Claims | Drug Cost |
|---|---|---|
| Michael Dao | 46,240 | $11.9M |
| Eddie Pyune | 22,149 | $7.1M |
| Mary Tran | 46,498 | $6.4M |
| Hong Kim | 40,976 | $6.3M |
| Chaewon Song | 41,993 | $5.6M |
| Khanh Nguyen | 20,458 | $4.5M |
| Minh Do | 22,938 | $2.9M |
| Paul Lee | 15,993 | $2.7M |
| Michael Dao | 8,733 | $2.3M |
| Tuan Xuan Nguyen | 19,778 | $1.2M |
| Richard Nguyen | 9,092 | $1.2M |
| Irving GislasonHigh Risk | 500 | $14K |
Specialties in Garden Grove
Internal Medicine
5 providers
Family Practice
4 providers
Ophthalmology
2 providers
Neuropsychiatry
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.