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 complex heart 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 in both adult and pediatric patients. He performs diagnostic blood work including complete blood counts and creatinine tests to monitor heart and kidney function. Patients have given Dr. Byrne an average rating of 4.2 out of 5 on Vitals.

AI-generated from data on this provider profile.

Quick Facts

  • accepting new patients
  • 4.2
  • 37 years of experience
  • 25 insurance plans accepted
  • 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

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, MDDr. Daniel KatzDr. Hannah Valantine, MDDr. Juyong Brian Kim, MD
Cardiovascular DiseaseCardiovascular DiseaseCardiovascular DiseaseCardiovascular Disease
Accepts New Patients Accepts New Patients Accepts New Patients Accepts New Patients
4.2 
37 Years of Experience 12 Years of Experience 48 Years of Experience 21 Years of Experience
No Virtual Visit Option No Virtual Visit Option No Virtual Visit Option No Virtual Visit Option
Speaks English, Spanish
Watsonville , CAStanford , CAStanford , CAStanford , CA
Med School: University Of Illinois At Chicago College Of Medicine Med School: Northwestern University Feinberg School Of Medicine Med School: St Georges University Of London Med School: New York University School Of Medicine
Current Profile
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Insurance Plans Accepted by Dr. Mark Gerard Byrne

  • Accepts Medicare
  • Accepts Medicaid
  • AARP
  • Aetna
  • Alignment Health Plan
  • Anthem Blue Cross
  • BLUE CROSS of CALIFORNIA
  • Blue Shield of California
  • Central California Alliance for Health
  • Central California Alliance for Health - HMO
  • Central California Alliance for Health - Medicaid (Managed)
  • CHAMPVA
  • Cigna
  • Health Plan of San Mateo - Medicaid (Managed)
  • Humana
  • Kaiser Permanente
  • Medicaid - Medicaid
  • Medicaid - Medicaid (Managed)
  • Medicare
  • Medicare - Medicaid
  • Medicare - Medicare
  • Piedmont Community Health Plan
  • Tricare
  • UCare
  • UnitedHealthcare
  • UnitedHealthcare - Medicare
  • Western Health Advantage

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

MEDICAL LICENSE

Medical Doctor, California, 2027, Active

EDUCATION & TRAINING

Residency

Stanford University School Of Medicine

Medical School

University Of Illinois At Chicago College Of MedicineGraduated in 1989

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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.
Where is Dr. Mark Byrne's office located?
Dr. Mark Byrne's office is located at 30 Brennan St, Watsonville, CA, 95076.
What languages does Dr. Mark Byrne speak?
Dr. Mark Byrne speaks English and Spanish.
How can I make an appointment with Dr. Mark Byrne?
You can find contact information for Dr. Mark Byrne here on Vitals.
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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