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Meet the Chief Residents

IM Chief Residents


Adrian Estepa, MD 

Adrian Estepa MD

Adrian was born and raised in the suburbs of Philadelphia.  He attended school at Chestnut Hill Academy. He completed his undergraduate training at Trinity College in Hartford, Connecticut where he received a degree in Chemistry.   Following undergrad he went on to conduct clinical research at Thomas Jefferson University Hospital. He completed his medical studies at The Medical University of Lublin in Lublin, Poland. During his residency training at Abington, he has shown to be a leader among his peers and a fantastic educator particularly for the medical students rotating in medicine. He developed a strong interest in Infectious Disease and plans to pursue fellowship in this field after his time at Abington.      

In his free time, he has a passion for athletic pursuits. He has completed marathons and triathlons, trains in weightlifting and powerlifting, and enjoys soccer with our residents. He also loves international travel having visited over a dozen different countries during his medical school and residency training.


Nayab Nadeem, MD

Nayab Nadeem MD

Nayab was born and raised in Pakistan. It was during her trips to the ICU with her father (a physician) that the great human endeavor to support body’s physiological systems as nature fails begins to fail them started to fascinate her. This led to medicine as her career choice. She attended CMH Medical College in the historic city of Lahore, Pakistan. She then pursued her post-graduate training at Jefferson Abington Hospital, USA. She decided to stay at Jefferson Abington Hospital as a chief resident because of her keen interest in resident teaching and training. In her free time, Nayab enjoys playing bridge and travelling. She is interested in pursuing a career in Nephrology & Critical Care.


Rehan Saeed, MD

Rehan Saeed MDRehan grew up in Rawalpindi, Pakistan. Contrary to popular beliefs, he is not related to the famous cricketer Shoaib Akhter a.k.a the “Rawalpindi Express”. His inquisitive nature and genuine appreciation of science led him to pursue medicine as his career choice. After completing medical school training at CMH Lahore Medical College, with the support of his family, he moved to the United States to chase his dream of obtaining post-graduate training. During the residency training, he has demonstrated outstanding leadership qualities, eagerness to learn and share knowledge with his peers, and has been supportive to his peers and patients. Rehan is an avid educator and loves to sit down with residents and teach whenever possible.

He is interested in pursuing a career in Pulmonary and Critical Care Medicine. His interests in medicine include point-of-care ultrasound, integration of a mental health curriculum and improvement in the quality of care of critically ill patients. Outside medicine, he enjoys spending time with his wife and 9 month old. He started the soccer, cricket and volleyball sports groups at Abington, and enjoys setting up table tennis games in our resident resource room.