Summary

Dr. Mark Byrne is a cardiovascular disease specialist with additional expertise in internal medicine and interventional cardiology. He earned his medical degree from the University of Illinois at Chicago College of Medicine and completed his residency at Stanford University School of Medicine. With 37 years of experience in cardiovascular care, Dr. Byrne brings extensive knowledge to treating heart and vascular conditions. He is fluent in both English and Spanish.

Dr. Byrne practices at Watsonville Community Hospital and sees patients in Watsonville, California. His clinical focus includes managing high blood pressure and treating hypertensive emergencies. He performs essential diagnostic procedures such as blood tests and complete blood counts to monitor patient health. Patients have given Dr. Byrne an average rating of 4.2 out of 5 stars on Vitals, reflecting their confidence in his cardiovascular expertise.

Overview based on verified provider data

Quick Facts

  • accepting new patients
  • 4.2
  • 37 years of experience
  • speaks English, Spanish
  • Stanford University School Of Medicine
  • 14 written reviews
  • 3 specialties
  • 9 areas of expertise
  • 3 board certifications
  • 1 hospital affiliation
  • 2 office locations
  • Male

Patients’ Perspective

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

Office Locations

Dr. Mark Gerard Byrne has 2 locations

Brennan Medical Clinic

30 Brennan StWatsonville, CA 95076
Mon8:00 am - 5:00 pm
Tue8:00 am - 5:00 pm
Wed8:00 am - 5:00 pm
Thu8:00 am - 5:00 pm
Fri8:00 am - 5:00 pm
Sat8:00 am - 12:00 pm
SunClosed

Watsonville Community Hospital

75 Nielson StWatsonville, CA 95076

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Dr. Mark Gerard Byrne, MDMatthew Wheeler, MDDr. Kiran Khush, MDRandall Vagelos, MD
Cardiovascular DiseaseCardiovascular DiseaseCardiovascular DiseaseCardiovascular Disease
Accepts New Patients Accepts New Patients Accepts New Patients Accepts New Patients
4.2 
37 Years of Experience 21 Years of Experience 26 Years of Experience 43 Years of Experience
No Virtual Visit Option No Virtual Visit Option No Virtual Visit Option No Virtual Visit Option
Speaks English, Spanish Speaks English Speaks English
Watsonville , CAStanford , CAStanford , CAStanford , CA
Med School: University Of Illinois At Chicago College Of Medicine Med School: UNIVERSITY OF CHICAGO DIVISION OF THE BIOLOGICAL SCIENCES THE PRITZKER SCHOOL OF MEDICINE Med School: Harvard Medical School Med School: Columbia University College Of Physicians & Surgeons
Current Profile
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Insurance Plans Accepted by Dr. Mark Gerard Byrne

  • Accepts Medicare
  • Accepts Medicaid

Medical Specialties

Dr. Mark Gerard Byrne has the following 3 specialties

Specialty Expertise

Dr. Mark Gerard Byrne has the following 9 areas of expertise

  • Acute Coronary Syndrome (ACS)
  • Echocardiography
  • Heart Block
  • High Blood Pressure (Hypertension)
  • High Cholesterol (Hypercholesterolemia)
  • Internal Medicine
  • Interventional Cardiology
  • Nuclear Medicine
  • Unstable Angina

Certifications, License, & Education

37 Years Experience

Dr. Mark Gerard Byrne holds an active medical license in the state of California.

Medical License

Medical Doctor with an active medical license in the state of California that expires in 2027.

Education & Training

Residency

Completed their residency at Stanford University School Of Medicine.

Medical School

Graduated from University Of Illinois At Chicago College Of Medicine in 1989.

NPI Number

Dr. Byrne's NPI number is 1962411272.

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Frequently Asked Questions

Is Dr. Mark Byrne accepting new patients?
Dr. Mark Byrne is accepting new patients on Vitals. View Dr. Mark Byrne's profile on Vitals to make an appointment.
Does Dr. Mark Byrne accept virtual/telehealth appointments?
Dr. Mark Byrne has not indicated that they accept virtual/teleheatlh appointments. Contact their office through their Vitals profile to check for availability.
How can I make an appointment with Dr. Mark Byrne?
You can find contact information for Dr. Mark Byrne here on Vitals.
Where is Dr. Mark Byrne's office located?
Dr. Mark Byrne's office is located at 30 Brennan St, Watsonville, CA, 95076.
Does Dr. Mark Byrne accept my insurance?
You can see the insurance plans that Dr. Mark Byrne accepts on their Vitals profile.

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