Skip to main content
Mark Penner, DO, Emergency Medicine, San Jose, CA, O'Connor Hospital

MarkSidneyPennerDO

Emergency Medicine San Jose, CA

Physician, Emergency Medicine

Dr. Penner is on Doximity

As a Doximity member you'll join over two million verified healthcare professionals in a private, secure network.

  • Connect with other colleagues in the same hospital or clinic
  • Search all U.S. specialist profiles and refer a patient
  • Read the latest clinical news and earn CME/CEU credits

See Dr. Penner's full profile

Already have an account?

Education & Training

  • Yale-New Haven Medical Center
    Yale-New Haven Medical CenterResidency, Emergency Medicine, 1998 - 2002
  • College of Osteopathic Medicine of the Pacific
    College of Osteopathic Medicine of the PacificClass of 1998

Certifications & Licensure

  • CA State Medical License
    CA State License 2001 - 2025
  • CT State Medical License
    CT State License 2000 - 2002
  • American Board of Emergency Medicine Emergency Medicine

Publications & Presentations

PubMed

Press Mentions

  • Elwell: Guaranteed Health Care Is Within Our Grasp
    Elwell: Guaranteed Health Care Is Within Our GraspOctober 15th, 2021
  • Santa Clara County Prepares for Potential COVID Boosters
    Santa Clara County Prepares for Potential COVID BoostersSeptember 17th, 2021
  • Santa Clara County Wants Employers to Require Vaccines for Employees
    Santa Clara County Wants Employers to Require Vaccines for EmployeesJuly 22nd, 2021

Hospital Affiliations