Summary

Dr. Mark Duncan treats colorectal cancer, stomach cancer, and gastrointestinal cancer, and has practiced surgery, oncology, and surgical oncology for 39 years. He is affiliated with Johns Hopkins Bayview Medical Center in Baltimore, Maryland.

Dr. Duncan earned his medical degree from Mayo Medical School and completed his residency at Virginia Mason Hospital and Medical Center. Patients on Vitals rate Dr. Duncan 4.09 out of 5.

Overview based on verified provider data

Quick Facts

  • accepting new patients
  • 4.1
  • 39 years of experience
  • 18 insurance plans accepted
  • speaks English
  • Virginia Mason Hospital And Medical Center
  • 6 written reviews
  • 3 specialties
  • 11 areas of expertise
  • 1 hospital affiliation
  • 1 office location
  • Male

Patients’ Perspective

  • Gave an accurate diagnosis
  • Had a good bedside manner
  • Spent time with me

Office Location

Johns Hopkins Bayview Medical Center

4940 Eastern Ave OfcBaltimore, MD 21224

Compare with Similar Doctors

Mark Douglas Duncan, MD
Olivia Anne Lucas
Kristy Lynn Hawley
Marife Teague
Mark Douglas Duncan, MDOlivia Anne LucasKristy Lynn HawleyMarife Teague
SurgerySurgical OncologyCritical Care MedicineDiagnostic Radiology
Accepts New Patients
4.1 
0 
0 
0 
39 Years of Experience 9 Years of Experience 10 Years of Experience 9 Years of Experience
No Virtual Visit Option No Virtual Visit Option No Virtual Visit Option No Virtual Visit Option
Speaks English
Baltimore , MDBuffalo , NYAurora , COBaltimore , MD
Med School: MAYO MEDICAL SCHOOL Med School: Jacobs School Of Medicine & Biomedical Sciences At The Univ Of Buffalo Med School: George Washington University School Of Medicine & Health Sciences Med School: Virginia Commonwealth University School Of Medicine
Current Profile
View Profile View Profile View Profile

Insurance Plans Accepted by Mark Douglas Duncan

  • Aetna
  • Aetna Better Health
  • Blue Cross Blue Shield
  • CareFirst Blue Cross Blue Shield
  • CareFirst Blue Cross Blue Shield - PPO
  • Cigna
  • Johns Hopkins Employer Health Programs
  • Johns Hopkins Employer Health Programs - Medicaid (Managed)
  • Johns Hopkins Employer Health Programs - Medicare (Advantage HMO)
  • Medicaid - Medicaid
  • Medicaid - Medicaid (Managed)
  • Medicare
  • Medicare - Medicare
  • Meritain Health
  • Priority Partners
  • Tricare
  • UnitedHealthcare
  • UnitedHealthcare - Medicare (Advantage HMO)

Medical Specialties

Mark Douglas Duncan has the following 3 specialties

Specialty Expertise

Mark Douglas Duncan has the following 11 areas of expertise

  • Adrenal Gland Cancer
  • Colon Cancer
  • Colorectal Cancer
  • Esophagus Cancer (Esophogeal Neoplasm)
  • Gallbladder Cancer
  • General Surgeon
  • Intestinal Cancer
  • Pancreatic Cancer
  • Soft Tissue Cancer (Sarcoma)
  • Stomach Cancer
  • Surgical Oncology

Certifications, License, & Education

39 Years Experience

Education & Training

Residency

Completed their residency at Virginia Mason Hospital And Medical Center.

Medical School

Graduated from MAYO MEDICAL SCHOOL in 1987.

NPI Number

Mark Douglas Duncan's NPI number is 1225079593.

Similar doctors

Frequently Asked Questions

Is Mark Duncan accepting new patients?
Mark Duncan is accepting new patients on Vitals. View Mark Duncan's profile on Vitals to make an appointment.
What languages does Mark Duncan speak?
Mark Duncan speaks English.
Does Mark Duncan accept my insurance?
You can see the insurance plans that Mark Duncan accepts on their Vitals profile.
Which hospitals is Mark Duncan affiliated with?
Mark Duncan is affiliated with Johns Hopkins Bayview Medical Center.
Where is Mark Duncan's office located?
Mark Duncan's office is located at 4940 Eastern Ave Ofc, Baltimore, MD, 21224.

Data Sources

This provider profile is built using data from:

  • NPPES NPI Registry
  • State medical licensing boards
  • Healthcare system and provider network data

Ensuring Data Transparency and Trust: A Guide to Vitals Doctor Listings and Reviews

Our provider data is gathered directly from physicians and publicly available databases. Providers who verify their profiles gain the ability to update information, offering additional details about their specialties,education, treated conditions, performed procedures, and accepted insurances.

Reviews on Vitals are submitted by users only. Recognizing the valuable insights these reviews offer into a doctor's reputation, we maintain internal policies and protocols to ensure the quality and accuracy of all reviews. Importantly, providers cannot delete or alter reviews independently. Reviews can only be deleted or changed following an internal assessment by our customer service team.

Your feedback is highly valued and we encourage you to contact our support team should you encounter any issues.