Overview
John Marks is a Colorectal Surgeon in Wynewood, Pennsylvania. Dr. Marks is rated as an Experienced provider by MediFind in Endoscopy. His top areas of expertise are Familial Colorectal Cancer, Colorectal Cancer, Lynch Syndrome, Ileostomy, and Bladder Reconstruction.
Insurance
Accepted insurance can change. Please verify directly with the provider.
Locations
100 E Lancaster Ave, Wynewood, PA 19096
Main Line Healthcare
Henry Schoonyoung is a Colorectal Surgeon in Bryn Mawr, Pennsylvania. Dr. Schoonyoung is rated as a Distinguished provider by MediFind in Endoscopy. His top areas of expertise are Colorectal Cancer, Familial Colorectal Cancer, Crohn's Disease, Colostomy, and Hernia Surgery.
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Erica Pettke is a Colorectal Surgeon in Radnor, Pennsylvania. Dr. Pettke is rated as an Advanced provider by MediFind in Endoscopy. Her top areas of expertise are Familial Colorectal Cancer, Colorectal Cancer, Anal Cancer, Ileostomy, and Colostomy.
Gerald Marks is a Colorectal Surgeon in Wynnewood, Pennsylvania. Dr. Marks is rated as an Experienced provider by MediFind in Endoscopy. His top areas of expertise are Colorectal Cancer, Bowel Incontinence, Ileostomy, and Endoscopy.
Areas of Expertise
MediFind evaluates expertise by pulling from factors such as number of articles a doctor has published in medical journals, participation in clinical trials, speaking at industry conferences, prescribing and referral patterns, and strength of connections with other experts in their field.
Learn more about MediFind’s expert tiers
- Distinguished
- Colorectal CancerDr. Marks isDistinguished. Learn about Colorectal Cancer.
- Familial Colorectal CancerDr. Marks isDistinguished. Learn about Familial Colorectal Cancer.
- Lynch SyndromeDr. Marks isDistinguished. Learn about Lynch Syndrome.
- Advanced
- Anal CancerDr. Marks isAdvanced. Learn about Anal Cancer.
- Bladder ReconstructionDr. Marks isAdvanced. Learn about Bladder Reconstruction.
- ColostomyDr. Marks isAdvanced. Learn about Colostomy.
- Diverticular DiseaseDr. Marks isAdvanced. Learn about Diverticular Disease.
- Gastroesophageal Junction Cancer
- Hernia SurgeryDr. Marks isAdvanced. Learn about Hernia Surgery.
- Experienced
- ALK-Positive Non-Small Cell Lung Cancer
- Anorectal AbscessDr. Marks isExperienced. Learn about Anorectal Abscess.
- Atrial TachycardiaDr. Marks isExperienced. Learn about Atrial Tachycardia.
- Atrioventricular Nodal Reentrant Tachycardia (AVNRT)
- Bowel IncontinenceDr. Marks isExperienced. Learn about Bowel Incontinence.
- ColitisDr. Marks isExperienced. Learn about Colitis.