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Mark S.  Sugar, MD

Mark S. Sugar, MD

(949) 364-2900
Primary Specialties
  • Allergy and Immunology
Medical Groups & Affiliations
  • Allergy & Asthma Associates
  • Mission Hospital Affiliated Physicians
  • Additional Languages Spoken

Primary Office

27800 Medical Center Rd.
Suite 244
Mission Viejo, CA 92691
(949) 364-2900
(949) 365-0117
Web Page:
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Physician Bio

Seeing patients improve and being part of that ongoing process is very rewarding to me.


  • Medical School:
    University of Maryland- Medical School
  • Internship:
    San Bernardino County Medical Center - San Bernadino, CA
  • Residency:
    Kaiser Foundation Hospital - Fontana
  • Fellowship:
    UCLA Medical Center - Los Angeles, CA - 1985


American Board of Allergy and Immunology

American Board of Pediatrics

Areas of Expertise

Asthma and Allergy, Immune Deficiencies

Areas of Interest


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