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).
Learn more about Dr. Michael Littner:
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Specialties & Research
Dr. Michael Littner, MD is board certified in Internal Medicine and Sleep Medicine.
- He has special expertise in 8 areas:
- Lung Diseases
- Obstructive Lung Diseases
- Obstructive Sleep Apnea
- Restless Legs Syndrome
- Sleep Apnea (Sleep Apnea Syndromes)
Education & Awards
Dr. Littner graduated from University Of Toronto Faculty Of Medicine.
Dr. Littner has 4 hospital affiliations:
- St John's Medical Center
- Veterans Affairs Greater Los Angeles Healthcare Center