Dr. John H Marks MD Surgeon

Dr. John Marks is a surgeon in Wynnewood, Pennsylvania. He is affiliated with multiple hospitals in the area, including Bryn Mawr Hospital and Hahnemann University Hospital. He received his medical degree from Jefferson Medical College and has been in practice for 25 years. Dr. Marks accepts several types of health insurance, listed below. He is one of 23 doctors at Bryn Mawr Hospital and one of 20 at Hahnemann University Hospital who specialize in Surgery.

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Office Location

See Contact Information

Specialty & Clinical Interests

Surgeon: General Surgery, Pediatric

Education & Medical Training

Thomas Jefferson University
Residency, General Surgery, 1989 - 1994

Thomas Jefferson University
Residency, Colon and Rectal Surgery, 1994 - 1995

Jefferson Medical College
Class of 1989

Certifications & Licensure

American Board of Pediatrics
Certified 21 years in Pediatrics

American Board of Pediatrics
Certified 8 years in Developmental-Behavioral Pediatrics

AZ State Medical License
Active through 2014

Publications & Presentations

Sphincter-sparing surgery for adenocarcinoma of the distal 3 cm of the true rectum: results after neoadjuvant therapy and minimally invasive radical surgery or local excision.
Marks, J.,Nassif, G.,Schoonyoung, H.,Denittis, A.,Zeger, E.,Mohiuddin, M.,Marks, G.

Insurances Accepted

  • Aetna Choice POS II
  • Aetna HMO
  • BCBS Blue Card PPO
  • BCBS Texas BlueChoice
  • CIGNA HMO
  • CIGNA Open Access
  • CIGNA PPO
  • Empire BCBS HMO
  • Empire BCBS PPO
  • First Health PPO
  • GHI PPO
  • Great West PPO
  • HIP of New York - Select PPO
  • Humana ChoiceCare Network PPO
  • MagnaCare PPO
  • Multiplan PHCS PPO
  • Multiplan PPO
  • MVP Healthcare PPO
  • Oxford Health Freedom
  • Oxford Health Liberty
  • United Healthcare - Direct Choice Plus POS
  • United Healthcare - Direct Options PPO
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