Colon & Rectal Surgery in PORTLAND, OR
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Dr. David Patrick O'Brien is a physician specializing in Colon & Rectal Surgery in Portland, OR.
Generated from public NPI Registry data only. Not independently verified — confirm credentials directly with the practice.
Dr. DAVID PATRICK O'BRIEN specializes in Colon & Rectal Surgery.
Dr. DAVID PATRICK O'BRIEN practices in PORTLAND, OR.
Dr. DAVID PATRICK O'BRIEN's NPI number is 1669440350.