Summary

Dr. John Duncan has practiced thoracic surgery and vascular surgery for 55 years and is affiliated with Texas Heart Institute in Houston, Texas. He treats heart failure and heart failure with preserved ejection fraction, and performs chest fluoroscopy and chest X-ray procedures. He speaks English and Spanish. Patients on Vitals rate Dr. Duncan 4.17 out of 5.

Overview based on verified provider data

Quick Facts

  • 4.2
  • 55 years of experience
  • speaks English, Spanish
  • Baylor College Of Medicine
  • 1 written review
  • 2 specialties
  • 6 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

Texas Heart Institute

6770 Bertner AveHouston, TX 77030

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Dr. John Michael Duncan JR., MD
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Dr. John Michael Duncan JR., MDDr. Bill Keng-Wei Chang, MDDr Gregg A RegerDr. Dan Loberman, MD
Thoracic SurgeryVascular SurgeryPhlebologyThoracic Surgery
Accepts New Patients Accepts New Patients Accepts New Patients
4.2 
4.2 
5 
4.3 
55 Years of Experience 26 Years of Experience 31 Years of Experience 24 Years of Experience
No Virtual Visit Option No Virtual Visit Option No Virtual Visit Option No Virtual Visit Option
Speaks English, Spanish Speaks Chinese, English Speaks Spanish, English Speaks English
Houston , TXWebster , TXSpring , TXHouston , TX
Med School: Baylor College Of Medicine Med School: University Of Texas Southwestern Medical School Med School: University Of Texas Medical Branch At Galveston Med School: Ruth And Bruce Rappaport Fac Of Med Technion Israel Inst Of Technology
Current Profile
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Insurance Plans Accepted by Dr. John Michael Duncan

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

Medical Specialties

Dr. John Michael Duncan has the following 2 specialties

Specialty Expertise

Dr. John Michael Duncan has the following 6 areas of expertise

  • Aneurysm
  • Deep Vein Thrombosis
  • Diabetes Complications
  • Varicose Veins
  • Vascular Malformations
  • Vascular Surgery

Certifications, License, & Education

55 Years Experience

Dr. John Michael Duncan holds an expired medical license in the state of Texas.

Medical License

Medical Doctor with an expired medical license in the state of Texas that expired in 2026.

Education & Training

Medical School

Graduated from Baylor College Of Medicine in 1971.

NPI Number

Dr. Duncan's NPI number is 1003903543.

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Frequently Asked Questions

Does Dr. John Duncan accept my insurance?
You can see the insurance plans that Dr. John Duncan accepts on their Vitals profile.
Where is Dr. John Duncan's office located?
Dr. John Duncan's office is located at 6770 Bertner Ave, Houston, TX, 77030.
Does Dr. John Duncan accept virtual/telehealth appointments?
Dr. John Duncan has not indicated that they accept virtual/teleheatlh appointments. Contact their office through their Vitals profile to check for availability.
Which hospitals is Dr. John Duncan affiliated with?
Dr. John Duncan is affiliated with Texas Heart Institute.
Is Dr. John Duncan accepting new patients?
Dr. John Duncan has not indicated that they accept new patients. Contact their office through their Vitals profile to check for availability.

Data Sources

This provider profile is built using data from:

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

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