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For more information on COVID-19 and the visitor restrictions in place at Capital Health, click here.
For information on our advanced safety measures for receiving care during the COVID-19 pandemic, click here.

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Can we help you find something?

Marc M. Seelagy MD

Office Locations

About

Specialties
Critical Care Medicine
Internal Medicine
Pulmonary Disease
Sleep Medicine

Education & Certifications

Certifications
Critical Care Medicine (Board Certified: 1993) (Recertified: 2013) | Internal Medicine (Board Certified: 1989) | Pulmonary Disease (Board Certified: 1992) (Recertified: 2012) | Sleep Medicine (Board Certified: 1995)
Education
  • Medical School
    University of Chicago Pritzker School of Medicine - Chicago, IL
  • Residency
    University of Colorado School of Medicine - Denver - Denver, CO
  • Fellowship - Pulmonary
    Johns Hopkins University Hospital - Baltimore, MD
  • Fellowship - Pulmonary
    Johns Hopkins University Hospital - Baltimore, MD
  • Residency - Internal Medicine
    University of Colorado School of Medicine - Denver - Denver, CO

Capital Health earns LGBTQ Health Care Equality Leader Designation in Human Rights Campaign Foundation’s Healthcare Equality Index

“Capital Health’s designation as an LGBTQ Health Care Equality Leader affirms our commitment to diversity, equity and inclusion in the care we deliver to our patients, our relationship with the communities we serve and the support we provide for our employees.” -- Dr. Eric Schwartz, vice president of Community Health and Transformation and executive director of Capital Health’s Institute for Urban Care

Capital Health Moves Primary Care Office to New Location in Yardley

Capital Health Primary Care – Langhorne, part of Capital Health Medical Group and a trusted provider of primary care for children and adults in Bucks County, Pennsylvania, has moved to a new location at 1690 Big Oak Road in Yardley. As a result of the move, the name of the practice has changed to Capital Health Primary Care – Yardley.

Capital Health Medical Group Physicians Named Top Doctors™ by Philadelphia Magazine

Each year, Philadelphia magazine releases a list of the best doctors in the Philadelphia region from virtually all areas of specialization. Dr. Emil Matarese, Dr. Amy Harvey O’Keeffe, and Dr. Mark Kuhn, three physicians from Capital Health Medical Group, were recently named Top Doctors™ on Philadelphia magazine’s annual list.

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