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Internist, Pulmonologist (lungs)
38 years of experience
Accepting new patients
License & Identifications

A medical license is required for a doctor to practice medicine in a particular state. Requirements vary by state but most require, at a minimum, post-graduate training in the doctor’s specific specialty. An NPI number is a national identifier unique to an individual health care provider and is managed by the Center for Medicare & Medicaid Services (CMS).

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Specialties & Research

Dr. Stephen Lazarus, MD is board certified in Internal Medicine and Pulmonary Disease.

  • He has special expertise in 3 areas:
  • Asthma
  • Chronic Obstructive Pulmonary Disease (COPD)
  • Mast-Cell Cancer (Mast-Cell Sarcoma)

Education & Awards

Dr. Lazarus graduated from University of California at Irvine. He has 2 awards.

One of America's Leading Experts on:
Mast-Cell Cancer (Mast-Cell Sarcoma)


Dr. Lazarus has 2 hospital affiliations:

  • UCSF Medical Center / Moffitt-Long Hospitals 
  • UCSF Medical Center / Mt. Zion Hospital 


  • French

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Additional Information
Dr. Stephen Curtis Lazarus MD is a male Internist, has 38 years of experience and practices in Internal Medicine and Pulmonary Disease.
Where does Dr. Stephen C. Lazarus practice?
Dr. Stephen Lazarus has 2 office locations.
Dr. Stephen Lazarus practices Internal Medicine and Pulmonary Disease near San Francisco, CA.
See San Francisco Internists and San Francisco Pulmonologists.