Careers With St. Joseph Health

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They form the heart and soul of St. Joseph Health and are the prime reason we attract and retain high-caliber employees who believe in the sanctity of their work in our faith-based setting.

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About St. Joseph Health

SJH provides a full range of care facilities including 16 acute care hospitals, home health agencies, hospice care, outpatient services, skilled nursing facilities, community clinics and physician groups. All of our hospital and home health entities are accredited by the Joint Commission. In our award-winning facilities, SJH maintains a "continuum of care," matched to the diverse needs of the urban centers, smaller cities and rural communities who depend on us every day.

Mark Villalon, MD

4.9 out of 5 (125 Ratings)
  • Cardiology
    (Board Certified)
Additional Language Spoken
Medical Groups & Affiliations
  • St. Joseph Health Medical Group
  • St. Joseph Health Medical Network
St. Joseph Health Medical Group
3443 Villa Lane
Suite 2
Napa, CA 94558
Accepting New Patients
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Primary Office

St. Joseph Health Medical Group
3443 Villa Lane
Suite 2
Napa, CA 94558
Get Directions
(707) 253-8280
(707) 253-7023

More Information

  • Meet The Doctor

    Specialties & Education

    Primary Specialties
    • Cardiology
      (Board Certified)
  • Biography



    Dr. Mark Villalon is an interventional cardiologist who believes that the best way to achieve optimal cardiovascular health is through preventive measures like diet, exercise and managing cholesterol and blood pressure. He specializes in the management of complex coronary artery disease and valvular heart disease, in addition to general cardiology, such as heart failure and atrial fibrillation. He is a member of the Alpha Omega Alpha Honor Medical Society.

    When Dr. Villalon is not seeing patients, he enjoys a variety of outdoor activities with his wife and their young children.

  • 5-Mar-2019
    Dr. Vital on is a wonderful doctor and I,must very happy with him and his office staff.
    I was very comfortable and satisfied with my care.
    Appreciate this doctor very much.
    Really liked Dr. Villalon, felt listened to and validated in my concerns.
    My experiences with this doctor have been excellent. He shows illustrations and explains them fully. He seems to genuine care about his patients. He appreciates my having family members accompany me.
    29 Total Comments Page 1 2 3 4 5 6   Next
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