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Dr. John D. O'Holleran, MD

General Surgery

  • (650) 593-0965

Dr. O'Holleran's Overview

Dr. John D. O'Holleran graduated from the University of Nebraska College of Medicine in 1987. He works in San Carlos, CA and specializes in General Surgery. Dr. O'Holleran is affiliated with Mills Peninsula Health Services, Mills Peninsula Health Services and Sequoia Hospital.

Dr. O'Holleran's Experience

Years in Practice: 28

Dr. O'Holleran's Specialties

General Surgery

Dr. O'Holleran's Education & Training

Medical School: University of Nebraska College of Medicine; Graduated 1987

Dr. O'Holleran's Rating

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  • Explains conditions & treatments
  • Takes time to answer my questions
  • Provides follow-up as needed
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Dr. O'Holleran's Accepted Insurance

  • Aetna Choice POS II
  • Aetna HMO Deductible Plan CA members only
  • Aetna Managed Choice POS Open Access
  • Aetna Signature Administrators PPO
  • BCBS Blue Card PPO
  • Blue Cross CA Advantage PPO Preferred DirectAccess Plus
  • Blue Cross CA CaliforniaCare HMO
  • Blue Cross CA PPO
  • Blue Cross CA Select Plus HMO
  • Blue Shield CA Access Plus HMO
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Dr. O'Holleran's Office Information & Appointments

Office Locations

Oholleran & Oholleran Mds

1303 San Carlos Ave
San Carlos, CA 94070
(650) 593-0965


Office Hours and Information

Fax: (650) 593-2379

Practice Website: Not Available

Accepting New Patients: Yes

Medicare Accepted: Yes

Medicaid Accepted: Yes

Monday 10:00 AM - 6:00 PM
Tuesday 10:00 AM - 6:00 PM
Wednesday 10:00 AM - 6:00 PM
Thursday 10:00 AM - 6:00 PM
Friday 10:00 AM - 6:00 PM
Saturday Closed
Sunday Closed

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