Dr. John Oholleran MD

General Surgeons in San Carlos, CA

5  Excellent based on 5 reviews | Rate Dr. Oholleran
Dr. Oholleran has been compared 263 times

Dr. John Oholleran specializes in general surgery in San Carlos, California.

Dr. John Oholleran has been compared 263 times. Details of Dr. Oholleran's 29 years experience as an MD, his hospital affiliation and education at University of Nebraska are available on your free doctor report.


Primary Location for Dr. Oholleran

Dr. John Oholleran
1303 San Carlos Ave
San Carlos, CA 94070

Patient Ratings and Reviews


Dr. John Oholleran has an average rating of 5 stars (out of 5) with a rating of Excellent based on 5 reviews.

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 Board Certification, Specialty and Expertise

Dr. John Oholleran has been identified as specializing in General Surgery.

Accepted Insurance

Insurance plans and networks accepted by a doctor are not necessarily universal across all locations at which the doctor practices. This can be affected by many factors such as different group practices, hospital affiliations and working arrangements at those locations. Checking that the doctor you are visiting and the facility they are at are in-network providers for your insurance plan can save you money and headaches later from surprise medical bills.

Dr. John Oholleran accepts the following plans at 1303 San Carlos Ave, San Carlos, CA

  • Blue Shield California
  • Health Net
  • Aetna
  • United Healthcare - Direct
  • UHC West (Formerly Pacificare)

See additional insurance networks accepted by Dr. Oholleran

 Hospital Affiliation

A hospital affiliation covers any doctor who has an affiliation, association or admitting privilege with a hospital. A doctor's particular affiliation to a specific hospital can translate to the overall quality of that provider.

Dr. Oholleran is affiliated with 1 hospital:

Sequoia Hospital
170 Alameda De Las Pulgas Ave
Redwood City, California


Dr. Oholleran attended medical school at University of Nebraska College of Medicine and graduated in 1987 having 29 years experience.

While there is no proven correlation between the quality of one's educational institution and the quality of one's professional competence, it is often an indicator. Medical schools have various levels of selectivity (some are harder to get into than others), and both the quality of their clinical training and level of research are measured. Additional medical training in both residency and fellowships and the facilities they are conducted at also provide a history of the doctors' level of training and experience.


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