We found 1 provider named 'John O'holleran' nationally.
Dr. John O'Holleran is a Redwood City, CA physician who specializes in surgery. Dr. O'Holleran has a special interest in surgical procedures. He accepts Health Net ELECT POS, United Healthcare Plans, United Healthcare EPO, and more. He graduated from the University of Nebraska College of Medicine. He trained at Exempla Saint Joseph Hospital, Denver for his residency. Dr. O'Holleran's professional affiliations include Sutter Medical Network, Mills-Peninsula Health Services, and Palo Alto Foundation Medical Group. He has an open panel.
Clinical interests: Surgery, Abdominal surgery, Abdominal wall reconstruction, Achalasia, Adrenal surgery, Advanced ... (Read more)