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Dr. Mark Janis, MD

Dr. Mark Janis, MD

Age 76 Hematology M
(6) 6 reviews


Dr. Mark Janis, MD is a hematology specialist in Los Alamitos, CA. Dr. Janis completed a residency at Boston University Hospital. He currently practices at Los Alamitos Medical Center.


  • Boston University Hospital, Fellowship Hospital — 1976
  • Boston University Hospital, Residency Hospital — 1974
  • University Fla Teaching Hosps, Internship Hospital — 1971
  • University Of North Carolina, Chapel Hill, School Of Medicine, Medical School — 1970




  1. Practice

    1. 1
      Los Alamitos Medical Center
      3751 Katella Ave, Los Alamitos, CA 90720 Existing Patients: (562) 598-1311

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Dr. Mark Janis, MD
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Frequently Asked Questions

Dr. Janis frequently treats Anal and Rectal Cancer, Anemia, and Bleeding Disorders.  

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