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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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.

Mark D. Weissig, MD

4.8 out of 5 (142 Ratings)
Specialty
  • Pulmonology
    (Board Certified)
Additional Language Spoken
English
Medical Groups & Affiliations
  • St. Jude Heritage Medical Group
Address
St. Jude Heritage Medical Group
2141 North Harbor Boulevard
Suite 25000
Fullerton, CA 92835
Accepting New Patients

Primary Office

Address
St. Jude Heritage Medical Group
2141 North Harbor Boulevard
Suite 25000
Fullerton, CA 92835
Get Directions
Phone
(714) 626-8650
Fax
(714) 626-8696

More Information

Website
www.sjhmg.com
  • Meet The Doctor

    Specialties & Education

    Primary Specialties
    • Pulmonology
      (Board Certified)
    Secondary Specialties
    • Internal Medicine
      (Board Certified)
    Education & Training
    • Medical School
      Duke University School of Medicine
    • Internship
      Duke University Medical Center
    • Residency
      Duke University Medical Center
    • Fellowship
      UCLA School of Medicine
    Areas of Interest
    Asthma, Sleep disorders, COPD, Smoking Cessation, Pulmonary Fibrosis
  • 28-Apr-2019
    Please thank Dr. Weissig for taking his time and making a great effort to explain to me my condition and providing me the proper medication. I am glad to be treated by a great expert.
    23-Apr-2019
    Dr. Weissig is very attentive and always willing to prove further for explanations.
    11-Apr-2019
    A pleasant, knowledgeable, compassionate & intuitive physician who came highly recommended & did not disappoint!
    10-Apr-2019
    Always excellent!!
    10-Apr-2019
    *Dr. Weissig is the best.
    31 Total Comments Page 1 2 3 4 5 6 7   Next