Dr. Dennis Sheehan, MD

Dr. Dennis Sheehan, MD

Cardiology  ·  
Male  ·  
68 y/o

Accepting new patients

Dr. Dennis Sheehan, MD is a cardiology specialist in Redwood City, CA and has been practicing for 37 years. He specializes in cardiology and interventional cardiology.Read his story

Dignity Health Medical Group - Sequoia

2900 Whipple Ave Ste 230

Redwood City, CA 94062
Get Directions

Insurance Accepted

  • Aetna
  • Anthem Blue Cross Blue Shield
  • Blue Cross Blue Shield
  • Blue Shield of California
  • Cigna
  • Health Net
  • Humana
  • MultiPlan
  • UnitedHealthCare

Learn about Dr. Sheehan

Be confident in your decisions by checking out your provider's top areas of care, education, patient reviews and more. Learn about finding the right doctor for you.

Top Care Areas

See how frequently Dr. Sheehan performs your care needs compared to other doctors.

very high
more than 92% of peers
Heart Disease
very high
more than 90% of peers
Coronary Artery Disease (CAD)
more than 88% of peers

Dr. Sheehan's percentages are based on the rate of treatment compared to peers nationwide from insurance data. Learn more info about our data and this Top Care Areas component.

Dr. Sheehan's bio

This content was provided by Dr. Sheehan "Dr. Sheehan was born in Bakersfield, California and hails from the California Central Valley. He joined interventional pioneer Dr. John Simpson in 1983 at Cardiovascular Medicine and Coronary Interventions out of his fellowship at Loma Linda Medical Center. He is an interventional cardiologist at Sequoia Hospital and volunteers on the Stanford Volunteer Clinical faculty teaching medical students. He has special interests in the treatment of lipid disorders and cardiovascular sports assessment, and was the former San Jose Sharks' cardiologist. An active sportsman, Dr. Sheehan played for Stanford Championship Rose Bowl teams in 1971 and 1972. He has volunteered regularly for many local youth sports programs. In addition to consulting for Silicon Valley medical start-ups, he is dedicated to world healthcare and volunteers in Central and South America medical charities. In the local community, he enjoys volunteering for youth team sports."


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Care Philosophy

This content was provided by Dr. Sheehan "The Dignity Health Medical Group - Sequoia Cardiovascular Medicine and Coronary Interventions team evaluates and cares for patients with all types of cardiovascular conditions including hypertension, high cholesterol, cardiac prevention, valvular heart disease, congestive heart failure, arrhythmias, peripheral and coronary artery disease. 

We strive for the very highest level of personal service. If your health requires a hospital stay, our physicians will be there, guiding and managing your care every step of the way. Our nurses and staff are friendly, professional and supportive. We are connected with Sequoia Hospital's Heart and Vascular Institute, one of the nation's leading providers of cardiovascular care, which is now also afilliated with the renownedCleveland Clinic Heart & Vascular Institute – the only affiliation of its kind in Northern California."


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2  Specialties

  • Cardiology
  • Interventional Cardiology

2  Board Certifications

  • Cardiovascular Disease
    Accredited by: American Board of Internal Medicine*
  • Internal Medicine
    Accredited by: American Board of Internal Medicine*

50  Conditions Treated

  • Aneurysm
  • Angina and Acute Coronary Syndrome
  • Aortic Aneurysm
  • Aortic Dissection
  • Aortic Ectasia
  • Aortic Embolism and Thrombosis
  • Aortic Stenosis
  • Aortic Valve Disease
  • Aortic Valve Regurgitation
  • Arrhythmias
  • Atrial Fibrillation
  • Atrial Flutter
  • Autonomic Disorders
  • Cardiomegaly
  • Cardiomyopathy
  • Carotid Artery Disease
  • Chest Pain
  • Chronic Pulmonary Heart Diseases (incl. Pulmonary Hypertension)
  • Congenital Aortic Valve Disorders
  • Congenital Heart Defects
  • Congenital Heart Disease
  • Congestive Heart Failure
  • Coronary Artery Aneurysm
  • Coronary Artery Disease (CAD)
  • Endocarditis
  • Heart Attack (Acute Myocardial Infarction)
  • Heart Disease
  • Heart Murmur
  • Heart Palpitations
  • Hyperlipidemia
  • Hypertension
  • Hypertensive Chronic Kidney Disease
  • Hypertensive Heart and Chronic Kidney Disease
  • Hypertensive Heart Disease
  • Hypotension
  • Limb Swelling Caused by Fluid Overload
  • Lipid Disorders
  • Lipidoses (incl. Gaucher Disease)
  • Mitral Valve Disease
  • Mitral Valve Regurgitation
  • Mitral Valve Stenosis
  • Pericardial Disease
  • Pulmonary Disease
  • Pulmonary Hypertension
  • Septal Defect
  • Sports Injuries
  • Syncope
  • Thrombosis
  • Tricuspid Valve Disease
  • Vascular Disease


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24  Procedures

Background Check

0 Malpractice Claims

No malpractice history found for California.

0 Sanctions

No sanctions history found for the years that Healthgrades collects data.

0 Board Actions

No board actions found for the years that Healthgrades collects data.


  • Stanford University
    Undergraduate School | Graduated 1972
  • Loma Linda University School Of Medicine
    Medical School | Graduated 1977
  • Loma Linda University Med Center
    Internship Hospital | Completed 1978
  • Loma Linda University Med Center
    Residency Hospital | Completed 1981
  • Loma Linda University Medical Center
    Fellowship Hospital | Completed

Awards & Recognition

Awards & Honors
  • Healthgrades Honor Roll
Media & Publications

Dr. Sheehan has no media or publications listed.

Languages Spoken

  • English

Memberships & Professional Affiliations

Dr. Sheehan does not have any memberships or affiliations listed. If you are Dr. Sheehan and would like to add memberships or affiliations, please update your profile.

Sequoia Hospital

is a Recipient of a Healthgrades Excellence Award
Cardiac Care Excellence Award

Hospital Quality Award

Dr. Sheehan is on the medical staff at our top-rated hospital.

View awards

Dr. Sheehan's Reviews

Likelihood of recommending Dr. Sheehan to family and friends
15 total reviews

Likelihood to Recommend (15)

  • 5
  • 4
  • 3
  • 2
  • 1

Dr. Sheehan's Performance

  • Trustworthiness

  • Explains condition(s) well

  • Answers questions

  • Time well spent


Office & Staff Performance

  • Scheduling

  • Office environment

  • Staff friendliness

  • Average wait time

    10 to 15 minutes
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