Medicare Part D Prescribers in West Covina, California

8 flagged and high-volume prescribers across 7 medical specialties.

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

Share:

8

Providers

$10.4M

Total Drug Cost

1

High Risk

15.7%

Avg Opioid Rate

High-Risk Providers in West Covina

Providers flagged by our multi-factor risk scoring model. Risk scores are statistical indicators, not allegations of wrongdoing. Learn about our methodology.

ProviderDrug CostOpioid Rate
Dezy Mani$299K56.3%

Top Prescribers by Drug Cost

ProviderClaimsDrug Cost
Armen Nercessian38,995$6.8M
Lakshman Makandura22,729$1.8M
Anil Gupta21,906$1.2M
Rafael Nunez Gutierrez8,968$329K
Dezy ManiHigh Risk5,597$299K
Edward Jung94$2,867
Steve Gichuru47$622
Ricardo Suarez51$286

Specialties in West Covina

Internal Medicine

2 providers

General Practice

1 provider

Family Practice

1 provider

Nurse Practitioner

1 provider

Radiation Oncology

1 provider

Physician Assistant

1 provider

Dentist

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.