Doctor's Office

Doctors Office: This is where you go for regular check-ups and consultations.
Endoscopy Center: This is where you go for medical procedures, including colonoscopies, ultrasounds, studies, and more.


Meet Anastasia (Stacy) Grebeck, PA-C

Anastasia has a Master of Science degree in Physician Assistant Studies from Marywood University. She practiced Gastroenterology in Northern Virginia prior to joining Main Line Gastroenterology Associates in 2022.

Anastasia is board certified by the National Commission on Certification of Physician Assistants. She is a fellow of the American Academy of Physician Assistants and a member of the American Gastroenterological Association.

She was born in raised in Chester County and enjoys spending time with family.


Marywood University

Prep Instructions for Procedures