Dr. John H. Marks
- Gender: Male
- Experience: 32 years
- Graduated from: Jefferson Medical College Of Thomas Jefferson University
- Graduation year: 1989
- Sole propriator: No
- NPI: 1346212594
Dr. John H. Marks MD
Colorectal Surgeon
He is located at 100 East Lancaster Avenue Suite 330 Lankenau Mob West in Wynnewood, PA 19096. Can help patients with the following: Appendicitis, Cancer, Diverticulosis, Enlarged Spleen, Inflammatory Bowel Disease (IBD), Lymphedema. His National Provider Identifier (NPI) number is 1346212594. Appointment can be made via the phone number (610) 645-9093. He is affiliated with 1 practices and 4 hospitals.
Conditions treated
Dr. John H. Marks, being an colorectal surgeon, treats the following conditions. Please be advised that this list may not be complete. For the full list of conditions treated, consult directly with Dr. John H. Marks.
- Achalasia
- Anal Fissure
- Appendicitis
- Boils
- Cancer
- Colon Cancer
- Crohn's Disease
- Cyst
- Diverticulosis
- Enlarged Spleen
- Esophageal Cancer
- Gallstones
- Gangrene
- Heart Disease
- Hemorrhoids
- Hernia
- Inflammatory Bowel Disease (IBD)
- Lymphedema
- Pancreatitis
- Peptic Ulcer
- Pilonidal Cyst
- Sebaceous Cyst
- Ulcerative Colitis
Procedures Performed by Dr. John H. Marks
Medicare Enrollment
Dr. John H. Marks is enrolled to bill Medicare as a Practitioner - Colorectal Surgery (proctology) .
Bills through: Main Line Healthcare
Based on Medicare's public enrollment records as of Jul 17, 2026. This reflects Medicare fee-for-service enrollment only and says nothing about other insurance, quality, outcomes, or board certification.
Payments received
Drug payment
| Conmed | $87298 |
| Intuitive Surgical | $53136 |
| Stryker | $22840 |
Other
| Other | $90320 |
| Promotional Speaking or Service | $47100 |
| Consulting | $22367 |
| Travel and Lodging | $19838 |
| Food and Beverage | $10600 |
Studies
JEFFERSON MEDICAL COLLEGE OF THOMAS JEFFERSON UNIVERSITY
Graduated in 1989Additional Specialities
- Surgeon
Affiliated hospitals
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Questions & Answers
Where can you meet with Dr. John H. Marks?
Dr. John H. Marks's office is located at 100 East Lancaster Avenue Suite 330 Lankenau Mob West in Wynnewood, PA 19096.
Does Dr. John H. Marks have affiliation with practices?
Dr. John H. Marks is affiliated with Main Line Healthcare.
Has Dr. John H. Marks affiliation with hospitals?
Dr. John H. Marks is affiliated with RIDDLE MEMORIAL HOSPITAL. For the full list of hospitals see this list.
What conditions does Dr. John H. Marks treat?
Dr. John H. Marks provides treatment for Appendicitis, Cancer, Diverticulosis, Enlarged Spleen, Inflammatory Bowel Disease (IBD), Lymphedema. For the full list see this list.