Prescribers of OPANA ER in California

Provider	Medicare Claims	City	State
MARCIA ELFENBAUM M.D. Pain Medicine	Claims Filled147	SAN DIEGO	California
MAIA CHAKERIAN MD Pain Medicine	Claims Filled120	LOS GATOS	California
THOMAS KELLER M.D., M.P.H. Interventional Pain Medicine	Claims Filled94	SANTA ROSA	California
DAVID BETAT M.D. Family Medicine	Claims Filled89	LAKEPORT	California
ERIC VOLDENG Physician Assistant, Medical	Claims Filled80	LONG BEACH	California
MATTHEW CUNNINGHAM PA-C Physician Assistant	Claims Filled73	MARINA DEL REY	California
DAVID BAKER PHYSICIAN ASSISTANT Physician Assistant	Claims Filled68	FRESNO	California
BRENTON WYNN M.D. Pain Medicine	Claims Filled67	SAN DIEGO	California
CLAUDIO PALMA M.D. Pain Medicine	Claims Filled62	SAN FRANCISCO	California
JEREMY ADLER PA-C Physician Assistant, Medical	Claims Filled61	ENCINITAS	California
DONNA MURESAN P.A.-C Physician Assistant, Medical	Claims Filled61	LAGUNA HILLS	California
BRIAN GWARTZ M.D. Pain Medicine	Claims Filled60	GLENDORA	California
DANIEL LOPEZ PA-C	Claims Filled58	RIVERSIDE	California
ESTELA DIESFELD MD Interventional Pain Medicine	Claims Filled57	VENTURA	California
GEORGI MIKELADZE MD	Claims Filled56	SAN FRANCISCO	California
GUS KALIOUNDJI M.D.	Claims Filled56	BEVERLY HILLS	California
STEPHAN JOHNSON PA-C Physician Assistant, Medical	Claims Filled56	SAN DIEGO	California
CARLO ESTEVES DO Pain Medicine	Claims Filled55	MILPITAS	California
ASHOK PARMAR M.D. Pain Medicine	Claims Filled54	BAKERSFIELD	California
AJAY MASIH M.D.	Claims Filled53	LOS ANGELES	California
LANNY HSU D.O. Pain Medicine	Claims Filled53	SACRAMENTO	California
THOMAS NASSER DO Physical Medicine Rehabilitation	Claims Filled50	LANCASTER	California

Sources

Centers for Medicare and Medicaid Services; National Technical Information Service; First Databank