Summary

Dr. Ronald Markos is a gastroenterologist with 38 years of experience helping patients with digestive health concerns. He earned his medical degree from Hahnemann University School of Medicine and completed his residency at Hahnemann University Hospital. Dr. Markos speaks English and brings nearly four decades of expertise to his practice.

Dr. Markos is affiliated with Grand View Hospital, Jefferson Lansdale Hospital, and Phoenixville Hospital, with practice locations in Lansdale, Phoenixville, and Sellersville, Pennsylvania. He specializes in treating colon polyps, hemorrhoids, and diverticular disease. His expertise includes performing colonoscopies and lower GI endoscopy procedures to diagnose and monitor digestive conditions. Patients have given him an average rating of 4.5 out of 5 on Vitals.

AI-generated from data on this provider profile.

Quick Facts

  • 4.5
  • 38 years of experience
  • speaks English
  • Hahnemann University Hospital
  • 4 written reviews
  • 1 specialty
  • 10 areas of expertise
  • 1 board certification
  • 3 hospital affiliations
  • 3 office locations
  • Male

Office Locations

Dr. Ronald Peter Markos has 3 locations

Jefferson Lansdale Hospital

100 Medical Campus DrLansdale, PA 19446

Phoenixville Hospital

140 Nutt RdPhoenixville, PA 19460

Grand View Hospital

700 Lawn AveSellersville, PA 18960

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Dr. Ronald Peter Markos, MDDr. Steven Lichtenstein, DOEmily Lacek, PA-CDr. David S. Weinberg
GastroenterologyGastroenterologyGastroenterologyGastroenterology
Accepts New Patients Accepts New Patients Accepts New Patients
4.5 
3.6 
4.1 
38 Years of Experience 37 Years of Experience
No Virtual Visit Option No Virtual Visit Option No Virtual Visit Option No Virtual Visit Option
Speaks English Speaks Spanish, Italian
Lansdale , PADarby , PADarby , PAPhiladelphia , PA
Med School: Hahnemann University School Of Medicine Med School: Philadelphia College of Osteopathic Medicine Med School: Weill Cornell Medical College
Current Profile
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Insurance Plans Accepted by Dr. Ronald Peter Markos

Be sure to verify insurance information directly with your doctor's office, as it may undergo frequent changes.

Medical Specialties

Dr. Ronald Peter Markos has the following specialty

Specialty Expertise

Dr. Ronald Peter Markos has the following 10 areas of expertise

  • Abdominal Pain
  • Acid Reflux Disease (Gastroesophageal Reflux / GERD)
  • Acid Reflux Disease (GERD)
  • Celiac Disease
  • Colonoscopy
  • Constipation
  • Hemorrhoids
  • Hepatitis C
  • Irritable Bowel Syndrome (IBS)
  • Ulcerative Colitis

Certifications, License, & Education

38 Years Experience

MEDICAL LICENSE

Medical Doctor, Pennsylvania, 2026, Active

EDUCATION & TRAINING

Residency

Hahnemann University Hospital

Medical School

Hahnemann University School Of MedicineGraduated in 1988

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Frequently Asked Questions

How can I make an appointment with Dr. Ronald Markos?
You can find contact information for Dr. Ronald Markos here on Vitals.
Does Dr. Ronald Markos accept my insurance?
You can see the insurance plans that Dr. Ronald Markos accepts on their Vitals profile.
Where is Dr. Ronald Markos's office located?
Dr. Ronald Markos's office is located at 100 Medical Campus Dr, Lansdale, PA, 19446.
What languages does Dr. Ronald Markos speak?
Dr. Ronald Markos speaks English.
Does Dr. Ronald Markos accept virtual/telehealth appointments?
Dr. Ronald Markos has not indicated that they accept virtual/teleheatlh appointments. Contact their office through their Vitals profile to check for availability.

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