We found 1 provider named 'John O'holleran' nationally.
Dr. John O'Holleran's specialty is surgery. Dr. O'Holleran is especially interested in surgical procedures. His hospital/clinic affiliations include Sutter Medical Network, Mills-Peninsula Health Services, and Palo Alto Foundation Medical Group. Anthem, Blue Cross/Blue Shield, and TRICARE are among the insurance carriers that Dr. O'Holleran takes. New patients are welcome to contact his office for an appointment. Dr. O'Holleran obtained his medical school training at the University of Nebraska College of Medicine and performed his residency at Exempla Saint Joseph Hospital, Denver.
Clinical interests: Achalasia, Sentinel Lymph Node Biopsy, Lymphadenectomy, Thoracic Problems, Surgical Procedures, ... (Read more)