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Internist, Critical Care Specialist, Pulmonologist (lungs), Sleep Medicine Specialist
16 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).

Learn more about Dr. James Knepler:

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Specialties & Research

Dr. James Knepler, MD is board certified in Internal Medicine, Critical Care Medicine, Pulmonary Disease, and Sleep Medicine.

  • He has special expertise in 1 area:
  • Lung Cancer

Education & Awards

Dr. Knepler graduated from The Ohio State University , Columbus. He has 1 awards.

Castle Connolly's Top Doctors™ (2012 - 2013)


Dr. Knepler has 8 hospital affiliations:

  • University Medical Center - Tucson 
  • University Hospital, Inc 


  • English
  • Romanian

> > > > Dr. James Knepler, MD

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Additional Information
Dr. James Lee Knepler MD is a male Internist, has 16 years of experience and practices in Internal Medicine, Sleep Medicine, Pulmonary Disease, and Critical Care Medicine.
Where does Dr. James L. Knepler practice?
Dr. James Knepler has 5 office locations.
Dr. James Knepler practices Internal Medicine, Sleep Medicine, Pulmonary Disease, and Critical Care Medicine near Tucson, AZ.
Additional practice locations include: Cincinnati, OH.
See Tucson Internists, Tucson Sleep Medicine Doctors, Tucson Pulmonologists, and Tucson Critical Care Practitioners.