Lung Transplant Specialists
Steven D Nathan, MD
A member of Inova Medical Group
The doctors of Inova Medical Group are Inova’s premier primary care and specialty physicians,
offering top-notch medical expertise, full access to Inova facilities, and the convenience of
integrated electronic medical records.
Specialty: Pulmonary Disease, Critical Care Medicine, Internal Medicine
Board-certified specialties granted by an ABMS Member Board. Learn more about board certification.
Clinical Interests: Lung Problems and Treatment
Years of Experience: 40
Areas of special interest identified by the physician or additional training completed.
Kareem I Ahmad, MD
A member of Inova Medical Group
The doctors of Inova Medical Group are Inova’s premier primary care and specialty physicians,
offering top-notch medical expertise, full access to Inova facilities, and the convenience of
integrated electronic medical records.
Specialty: Pulmonary Disease, Critical Care Medicine, Internal Medicine
Years of Experience: 10
Board-certified specialties granted by an ABMS Member Board. Learn more about board certification.
Shambhu Aryal, MD
A member of Inova Medical Group
The doctors of Inova Medical Group are Inova’s premier primary care and specialty physicians,
offering top-notch medical expertise, full access to Inova facilities, and the convenience of
integrated electronic medical records.
Specialty: Pulmonary Disease, Critical Care Medicine
Years of Experience: 16
Board-certified specialties granted by an ABMS Member Board. Learn more about board certification.
Anne W Brown, MD
A member of Inova Medical Group
The doctors of Inova Medical Group are Inova’s premier primary care and specialty physicians,
offering top-notch medical expertise, full access to Inova facilities, and the convenience of
integrated electronic medical records.
Specialty: Pulmonary Disease, Critical Care Medicine
Board-certified specialties granted by an ABMS Member Board. Learn more about board certification.
Clinical Interests: Lung Problems and Treatment
Years of Experience: 18
Areas of special interest identified by the physician or additional training completed.
Vikramjit S Khangoora, MD
A member of Inova Medical Group
The doctors of Inova Medical Group are Inova’s premier primary care and specialty physicians,
offering top-notch medical expertise, full access to Inova facilities, and the convenience of
integrated electronic medical records.
Specialty: Pulmonary Disease, Internal Medicine, Critical Care Medicine
Years of Experience: 9
Board-certified specialties granted by an ABMS Member Board. Learn more about board certification.
Christopher S. King, MD
A member of Inova Medical Group
The doctors of Inova Medical Group are Inova’s premier primary care and specialty physicians,
offering top-notch medical expertise, full access to Inova facilities, and the convenience of
integrated electronic medical records.
Specialty: Critical Care Medicine, Pulmonary Disease, Internal Medicine
Years of Experience: 19
Board-certified specialties granted by an ABMS Member Board. Learn more about board certification.
Oksana A. Shlobin, MD
A member of Inova Medical Group
The doctors of Inova Medical Group are Inova’s premier primary care and specialty physicians,
offering top-notch medical expertise, full access to Inova facilities, and the convenience of
integrated electronic medical records.
Specialty: Critical Care Medicine, Pulmonary Disease
Board-certified specialties granted by an ABMS Member Board. Learn more about board certification.
Clinical Interests: Lung Problems and Treatment
Years of Experience: 22
Areas of special interest identified by the physician or additional training completed.
Anju L. Singhal, MD
A member of Inova Medical Group
The doctors of Inova Medical Group are Inova’s premier primary care and specialty physicians,
offering top-notch medical expertise, full access to Inova facilities, and the convenience of
integrated electronic medical records.
Specialty: Critical Care Medicine, Pulmonary Disease, Internal Medicine, Pediatrics
Board-certified specialties granted by an ABMS Member Board. Learn more about board certification.
Clinical Interests: Asthma, Lung Problems and Treatment
Years of Experience: 12
Areas of special interest identified by the physician or additional training completed.
Lung Transplant Surgeons
Liam P Ryan, MD
A member of Inova Medical Group
The doctors of Inova Medical Group are Inova’s premier primary care and specialty physicians,
offering top-notch medical expertise, full access to Inova facilities, and the convenience of
integrated electronic medical records.
Specialty: Thoracic and Cardiac Surgery, Surgery
Board-certified specialties granted by an ABMS Member Board. Learn more about board certification.
Clinical Interests: Adult Heart Surgery
Years of Experience: 19
Areas of special interest identified by the physician or additional training completed.
Daniel G. Tang, MD
A member of Inova Medical Group
The doctors of Inova Medical Group are Inova’s premier primary care and specialty physicians,
offering top-notch medical expertise, full access to Inova facilities, and the convenience of
integrated electronic medical records.
Specialty: Thoracic and Cardiac Surgery, Surgery
Years of Experience: 22
Board-certified specialties granted by an ABMS Member Board. Learn more about board certification.
Ramesh Singh, MD
A member of Inova Medical Group
The doctors of Inova Medical Group are Inova’s premier primary care and specialty physicians,
offering top-notch medical expertise, full access to Inova facilities, and the convenience of
integrated electronic medical records.
Specialty: Thoracic and Cardiac Surgery, Surgery
Board-certified specialties granted by an ABMS Member Board. Learn more about board certification.
Clinical Interests: Adult Heart Surgery
Years of Experience: 21
Areas of special interest identified by the physician or additional training completed.
Eric L Sarin, MD
A member of Inova Medical Group
The doctors of Inova Medical Group are Inova’s premier primary care and specialty physicians,
offering top-notch medical expertise, full access to Inova facilities, and the convenience of
integrated electronic medical records.
Specialty: Thoracic and Cardiac Surgery
Board-certified specialties granted by an ABMS Member Board. Learn more about board certification.
Clinical Interests: Adult Heart Surgery
Years of Experience: 23
Areas of special interest identified by the physician or additional training completed.
Nurse Practitioners
Jessica C. Chun, DNP, NP
A member of Inova Medical Group
The doctors of Inova Medical Group are Inova’s premier primary care and specialty physicians,
offering top-notch medical expertise, full access to Inova facilities, and the convenience of
integrated electronic medical records.
Specialty: Nurse Practitioner
Board-certified specialties granted by an ABMS Member Board. Learn more about board certification.
Margaret M Fregoso, NP
A member of Inova Medical Group
The doctors of Inova Medical Group are Inova’s premier primary care and specialty physicians,
offering top-notch medical expertise, full access to Inova facilities, and the convenience of
integrated electronic medical records.
Specialty: Nurse Practitioner
Board-certified specialties granted by an ABMS Member Board. Learn more about board certification.
Lauren M. Marinak, NP
A member of Inova Medical Group
The doctors of Inova Medical Group are Inova’s premier primary care and specialty physicians,
offering top-notch medical expertise, full access to Inova facilities, and the convenience of
integrated electronic medical records.
Specialty: Family Nurse Practitioner
Board-certified specialties granted by an ABMS Member Board. Learn more about board certification.
Nichole M. Sisserson, PA
A member of Inova Medical Group
The doctors of Inova Medical Group are Inova’s premier primary care and specialty physicians,
offering top-notch medical expertise, full access to Inova facilities, and the convenience of
integrated electronic medical records.
Specialty: Physician Assistant
Board-certified specialties granted by an ABMS Member Board. Learn more about board certification.
