Several years ago I had an incident with my speech and I really didn't think anything was wrong, it seemed so minor and it went away. A day later a friend urged me to tell my doctor, which I did, and Dr. Ost was immediately on top of it suspecting a stroke. And indeed she was correct, the MRI proved her suspicions. She didn't stop there: she got me to a great Penn neurologist and… See more
Mary-Anne Ost, MD
West Grove, PA 19390 Get Directions
Kennett Square, PA 19348 Get Directions

Annual Membership Fee
My Philosophy and Approach to Wellness...
Dr. Ost's Credentials
Montgomery Hospital, Temple University
Norristown, PA
Family Practice 1984-1985
Montgomery Hospital, Temple University
Norristown, PA
1982-1983
American University of the Caribbean
Plymouth, Montserrat
Doctorate of Medicine 1981
University of Maryland
College Park, MD
Masters, Biochemistry 1978
University of Pennsylvania
Philadelphia, PA
Bachelor of Arts, Biophysics and Anthropology 1976
Geriatrics
Jennersville Regional Hospital
French
Clinical Instructor, Preceptor of Family Practice, Nursing Practitioner Program, Wilmington College, Wilmington, DE 1998-present
Medical Director, Project Salud, Kennett Square, PA 2005-present
Clinical Instructor, University of Pennsylvania School of Medicine 1996-2001
American Medical Association
Pennsylvania Medical Association
Chester County Medical Society
Delaware
Testimonials from patients of Dr. Ost
While i find direction constricting i
have been mindful that many processed & artery blocking substances are indeed WHITE.
My mate reports this way to right
eating.
Mary & i are not tight, managing
another person's health no trite
matter. Her mind over matter most bright.
Dr. Ost and her staff go above and beyond to take the best care of their patients. Dr. Ost takes time to answer all my questions and make the best plan of care. Thank you!
The yearly physical/assessments are really informative and the follow up awesome really she is sensitive to your issues and explains to you at a level that is easily understood for you to reach your goals that are needed to maintain a more healthy lifestyle. Membership fees are little pricey but I love having Dr Ost as my primary care physician I would in a minute recommend her to my friends… See more
You might call me a Dr. Ost groupie. I have been a patient of hers since she first started practicing in Kennett Square and have followed her when she moved and even became an MDVIP member because I didn't want to lose her, plus she did a thorough job of selling the MDVIP benefits. Dr. Ost has always given me her undivided attention, even as the dreaded computers were added to the… See more
We are very pleased to have Dr. Mary-Anne Ost as our primary care physician. She is always there for us no matter the time or day. At our office visits, she spends the time with us, does not rush us and answers all our questions.
Having a doctor that we can rely on is very important, because my husband is on dialysis and hoping for a kidney some day. We need a strong and caring… See more

Thank you, Dr. Ost, for keeping me healthy these past 10 years. I appreciate that you take time to explain procedures and to listen to even my extracurricular activities.
Been with my doctor for about 20 years now and love it now she is in the MDVIP could not be happier
I have been with Dr. Ost since she began practicing medicine which means I have experienced the variety of medical situations she has been in over the years. MDVIP has made at difference not only for me but the difference in the atmosphere of her office and her staff is amazing. She is available 24 hours a day, takes an incredible amount of time when I have an appointment. The annual… See more
Doctor Mary-Anne Ost has always made a concerted effort to provide the finest health care possible for her patient - my elderly mother, Mrs. Anne Bensing. I have always been deeply appreciative of her extraordinary sense of professionalism, her conscientious approach, and her unusually high level of personal commitment.