Careers With St. Joseph Health

Our Values are more than just words.

They form the heart and soul of St. Joseph Health and are the prime reason we attract and retain high-caliber employees who believe in the sanctity of their work in our faith-based setting.

Recent News

Irvine school nurses, staff learn Stop the Bleed techniques to respond in mass-casualty situation

Irvine school nurses and athletic trainers on Tuesday, Jan. 30, learned simple techniques that could save lives in a shooting or other ...

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Families anticipate exciting community blessing of surgical center

A community is as strong as its hospital, and with recent investments into Covenant Health Plainview, it’s evident that to our friends ...

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Severe Flu Season Tightens Its Grip on U.S.

Americans are being hit with one of the worst flu seasons in years, with misery now widespread across 46 states, health officials say. In ...

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Here you can find news articles and press releases from St. Joseph Health and it's locations.

About St. Joseph Health

SJH provides a full range of care facilities including 16 acute care hospitals, home health agencies, hospice care, outpatient services, skilled nursing facilities, community clinics and physician groups. All of our hospital and home health entities are accredited by the Joint Commission. In our award-winning facilities, SJH maintains a "continuum of care," matched to the diverse needs of the urban centers, smaller cities and rural communities who depend on us every day.

Giving back to the community. St. Joseph Health System Office

Joseph E. Barrera, MD

4.9 out of 5 (172 Ratings)
Specialty
  • Endocrinology, Diabetes & Metabolism
    (Board Certified)
Address
26800 Crown Valley Pkwy.
Suite 230
Mission Viejo, CA 92691
Accepting New Patients

Primary Office

Address
26800 Crown Valley Pkwy.
Suite 230
Mission Viejo, CA 92691
Get Directions
Phone
(949) 542-8004
Fax
(949) 364-3682
Hours
Mon - Fri: 8 a.m. - 4:30 p.m.

More Information

Medical Groups & Affiliations
  • Mission Heritage Medical Group
  • Mission Hospital Affiliated Physicians
  • Meet The Doctor

    Specialties & Education

    Primary Specialties
    • Endocrinology, Diabetes & Metabolism
      (Board Certified)
    Areas of Interest

    Endocrinology

  • Biography

    Biography

    Biography

    Dr. Barrera's interests include intensive management of diabetes, hypertension and lipid disorders.

    He is also involved in the management of prediabetic conditions including metabolic syndrome and polycystic ovarian syndrome.

    He has been the principal investigator for numerous clinical trials involving the development of new therapies for diabetes, blood pressure and thyroid cancer. He has lectured extensively to physician colleagues and patient groups in the area of cardiovascular risk management and preventive endocrinology.

    Prior to joining Mission Internal Medical Group, Dr. Barrera was the Medical Director of the Diabetes Program at Alta Bates Hospital in Berkeley, California and a team physician for the Oakland Athletics baseball team.

    He was also a physician consultant for the KRON and KTVU/Fox news stations in the San Francisco Bay Area.

    Certifications
    American Board of Internal Medicine
    Board Certified Endocrinology, 1999
    American Assosciation of Clinical Endocrinologists
    Endocrine Society
  • 30-May-2018
    I referred my wife to Dr. Barrera, and she is very pleased with his care.
    3-May-2018
    I really enjoy all my doctors. I have good ones hence they are always very busy.
    22-Mar-2018
    *Dr. Barrera is very attentive to my situation & works with me every time I have a request.
    14-Mar-2018
    I have recommended Dr Barrera to many people.
    5-Mar-2018
    *Dr. Barrera really is the best & caring doctor I have ever been to. He really does listen to patients.
    33 Total Comments Page 1 2 3 4 5 6 7   Next