Dr. Stephanie McKnight Rittenhouse Square and Main Line Location


DrMcKwebbioStephanie McKnight, M.D. is a board certified physician and Medical Director with 6 years of experience. She joins us from Hatboro Medical Associates where she practiced family medicine. Patients describe her as trustworthy and friendly. She is currently accepting new patients at Rittenhouse Internal Medicine: Main Line.Dr. McKnight received her Doctorate in Medicine from Temple University School of Medicine and completed her Family Medicine residency at Lancaster General Hospital. During her residency, she received many certifications including: advanced cardiac life support, advanced life support for obstetrics and advanced trauma life support. She has also earned recognition from Hershey Medical as an outstanding resident teacher. In addition to having a special interest in women's health and office based procedures, Dr. McKnight is certified in suboxone medication management and board certified in obesity medicine through the American Board of Obesity Medicine.Dr. McKnight is an active member of the American Academy of Family Practice, Pennsylvania Academy of Family Practice as well as the American Society of Bariatric Physicians.

See Dr. McKnight's CV.

Dr. Jillan Rowbotham Rittenhouse Square Location

rowbotham-bioJillan Rowbotham, D.O., a board certified internist, was first exposed to medicine while volunteering for Hospice of Lansing during her third year of college, and it was a life-changing experience that made her want to become a doctor. She went on to earn her medical degree from the Philadelphia College of Osteopathic Medicine. She received her training in Internal Medicine at Main Line Health’s Lankenau Hospital in Wynnewood, Pennsylvania where she was one of the top residents in her program “Dr. Rowbotham remains one of our best residents. She is absolutely dedicated to the well-being of her patients and is a wonderful communicator with patients and their families.” Dr.  Rowbotham’s schedule began filling up weeks in advance with women patients and this gave her the experience and solid grounding to focus on women’s health. Her professional interests include gastroenterology, weight management, nutrition and food policy.

Dr. Rowbotham completed her undergraduate work at Michigan State University, earning a B.S. in Human Biology with High Honors. Prior to completing her residency training, Dr. Rowbotham volunteered to travel to Guayaquil, Ecuador where she assisted in reconstructive surgeries.

Dr. Rowbotham is the co-founder of Physicians for Humanity; and is also an active member of the American Medical Association, American College of Physicians, The Obesity Society and has been awarded the William Dickerson Memorial Award. As an undergraduate, she was also selected as the Academic Woman of the Year. Dr.  Rowbotham currently resides in Philadelphia with her husband.

See Dr. Rowbotham’s CV.

Dr. Monica Duvall Rittenhouse Square Location

monica duvallMonica Duvall, M.D., is a board certified family physician with over 10 year experience. She joins us from the University of Pennsylvania Health System where she practiced medicine and held a faculty position. She is currently accepting new patients age 13 and older.

Dr. Duvall received her Doctorate in Medicine from Temple University’s School of Medicine and completed her Family Medicine residency at the Hospital of the University of Pennsylvania where she was a Benjamin Franklin Scholar and received a general honors certificate. Her professional interests include: preventive medicine as well as women’s medicine.

Dr. Duvall is an active member of the American Academy of Family Physicians and The Union League of Philadelphia  Dr. Duvall currently resides in Gladwyne section with her husband.

See Dr. Duvall's CV.

Dr. Linda Bullock Main Line Location


bullock web_newLinda Bullock, D.O., is a board certified internist with over 15 years of experience. Patients describe her as “superb, professional, a caring human being.” Prior to joining our practice, she practiced at Silver, Nansteel, Morris Associates in Wynnewood, PA. She holds admitting privileges at Main Line Health’s Lankenau Hospital. Dr. Bullock has close relationships with a large network of specialists at Lankenau and Bryn Mawr Hospital, ensuring that her patient’s receive expert, personalized care.

Dr. Bullock received her Doctorate in Osteopathic Medicine from the Philadelphia College of Osteopathic Medicine and completed her Internal Medicine residency at Main Line Health’s Lankenau Hospital. Her professional interests include: women’s health issues, geriatrics and health IT.

Dr. Bullock is a member of the American College of Physicians and the American Medical Association. She currently resides in Bryn Mawr with her husband and three daughters.

See Dr. Bullock's CV.

Dr. Jean Haab Main Line Location

webiohaabJean Haab, M.D., is a board certified physician with over 15 years experience. She is a Healthgrades Recognized Honor Roll Doctor, who consistently achieves the highest marks in patient satisfaction. She joins us from the Internal Medicine Group, Silver, Nansteel, Morris Associates in Wynnewood, PA . She is also an attending physician at Lankenau Hospital on the Main Line.

Dr. Haab received her Doctorate in Medicine from Jefferson Medical College and completed her Internal Medicine residency at Thomas Jefferson University Hospital where she was PGY-III Ambulatory Resident of the Year. Dr. Haab’s professional interests include: women's health, preventive care and patient education.

Dr. Haab is an active member of the American College of Physicians since 1995 and is currently on the Board of Trustees for Episcopal Academy.

See Dr. Haab's CV.

Dr. Maria Mazzotti Rittenhouse Square Location

mazzotti bioMaria Mazzotti, D.O., is a board certified physician with over 15 years of experience. Patients describe her as “caring, professional and compassionate” Prior to joining our practice, she practiced at Penn Care’s Spruce Internal Medicine. She is currently accepting new patients at our Rittenhouse Square location.

Dr. Mazzotti received her Doctorate in Osteopathic Medicine and completed her residency at the Philadelphia College of Osteopathic Medicine (PCOM). Between 1996 and 1997, she also held the position of Chief Resident of Family Medicine at PCOM. Her professional interests include: family medicine and community health.

Dr. Mazzotti is a member of the American Osteopathic Board of Family Physicians, American Academy of Family Physicians and the American Osteopathic Association. She currently resides in Philadelphia with her husband and children.

See Dr. Mazzotti's CV.

 

Dr. Lauren O'Brien Rittenhouse Square Location

obrienwebbioLauren O’Brien, M.D., is a board certified family physician with years of experience. She joins us from Hatboro Medical Associates where she practiced family medicine for the past 5 years. Patients describe her as professional and personable. She is currently accepting new patients at Rittenhouse Internal Medicine.

Dr. O’Brien received her Doctorate in Medicine from Georgetown University School of Medicine and completed her Family Medicine residency at York Hospital where she held Chief Resident position. While completing her residency at York Hospital, she received the Society of Teachers of Family Medicine Resident Teacher Award. Her professional interests include: women’s health and dermatologic procedures.

Dr. O’Brien is an active member of the American Academy of Family Physicians, Pennsylvania Academy of Family Physicians and Abington Hospital Medical Staff.

See Dr. O'Brien's CV.

NCQARittenhouse Internal Medicine™ has received the highest recognition (Level 3) from the National Center for Quality Assurance (NCQA). What this means for our patients – learn more


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