Jonathan Koff MD

Assistant Professor of Medicine (Pulmonary); Director, Adult Cystic Fibrosis Program

Specialties & Subspecialties

Adult Cystic Fibrosis Program

Internal Medicine: Pulmonary, Critical Care & Sleep Medicine: Winchester Chest Clinic

Education & Training

  • BACH OTHER, Hamilton College (1993)
  • M.D., Case Western Reserve University School of Medicine (2000)
  • Residency, Brown University Alpert Medical School , Internal Medicine (2001 - 2003)
  • Fellowship, University of California - San Francisco , Pulmonary & Critical Care (2003 - 2008)
  • Fellowship, University of California - San Francisco , Adult Cystic Fibrosis & Lung Transplantation (2005 - 2008)

Patient Care

Accepts New Patients? Yes | Patient Type: Adult | Accepts referrals from patients


Clinical Interests

Bronchiectasis; diagnosis and care of cystic fibrosis.


Board Certifications

  • Critical Care Medicine, Internal Medicine, Board Certified (2006)
  • Pulmonary Disease, Board Certified (2005)

Clinical Trials

ConditionsStudy Title
Cystic FibrosisA Point Prevalence Study to Evaluate the Prevalence of Antibodies to Selected Porcine Viruses in Patients with Cystic Fibrosis Who are Receiving Porcine-Derived Pancreatic Enzyme Replacement Therapy. A Harmonized Protocol Across Sponsors.

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