See All Cardiothoracic Surgery in Thousand Oaks, CA
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Dr. Gregory Fontana, MD

Cardiothoracic Surgery*
5.0 (14)
Map Pin Small Thousand Oaks, CA
Accepting new patients

Offers telehealth

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Overview of Dr. Gregory Fontana, MD

Dr. Gregory Fontana, MD is a Cardiothoracic Surgery Specialist in Thousand Oaks, CA. Dr. Fontana, completed a fellowship at University of Los Angeles, Pediatric, Cardiac Surgery & Transplantation Fellowship|Children's Hospital Boston, Harvard School of Medicine, Pediatric Cardiac Surgery Fellowship. Dr. Fontana, completed a residency at Duke University Medical Center, General and Thoracic Surgery Residency. Patients rated Dr. Fontana an average 5.0 star rating.

Dr. Fontana works at Cardiovascular Institute of Los Robles Health System in Thousand Oaks, CA with other offices in West Hills, CA. They frequently treat conditions like Aortic Valve Disease and Rheumatic Tricuspid Disease along with other conditions at varying frequencies. They are accepting new patients and accept Blue Cross Blue Shield, Cigna and UnitedHealthCare as well as other major insurance plans. Please call ahead to schedule an appointment and to confirm all accepted insurance plans.

Dr. Fontana's Office Locations

  1. 1
    Cardiovascular Institute of Los Robles Health System
    227 W Janss Rd Ste 340, Thousand Oaks, CA 91360 Icon Directions Right Arrow Directions
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    Physicians participating in the referral service program have chosen to participate, are in good standing at our hospitals, have not paid a fee, are credentialed to perform the service you have requested and are accepting new patients in their practice. They do not have a financial interest in another hospital or facility in this area and are not employed by or have an ownership interest in a competitive health care system. Physicians who are employed or engaged by an HCA affiliated physician practice or offering online appointment scheduling are referred first with others referred on a randomized basis to match your individual needs with consideration for the preferences you have expressed.
    Phone Icon (805) 741-8718
    Monday
    08:00 - 17:00
    Tuesday
    08:00 - 17:00
    Wednesday
    08:00 - 17:00
    Thursday
    08:00 - 17:00
    Friday
    08:00 - 17:00
  2. 2
    Cardiovascular Institute of Los Robles Health System at West Hills Hospital
    7320 Woodlake Ave Ste 110, West Hills, CA 91307 Icon Directions Right Arrow Directions
    Call Now
    Book an Appointment
    Physicians participating in the referral service program have chosen to participate, are in good standing at our hospitals, have not paid a fee, are credentialed to perform the service you have requested and are accepting new patients in their practice. They do not have a financial interest in another hospital or facility in this area and are not employed by or have an ownership interest in a competitive health care system. Physicians who are employed or engaged by an HCA affiliated physician practice or offering online appointment scheduling are referred first with others referred on a randomized basis to match your individual needs with consideration for the preferences you have expressed.
    Phone Icon (951) 547-0842

Experience & Treatment Frequency

NEW FEATURE

What is treatment frequency?

Our treatment frequency feature helps you understand howoften a provider performs or treats a specificprocedure/condition compared to other doctors. Providersrank in one of four frequency categories:

Very HighFrequency
HighFrequency
NormalFrequency
May Perform

Specific procedures/conditions that don’t haveenough data are indicated with “May Perform”. We encourageyou to contact the provider with questions about theirexperience.

Search for conditions or procedures.
Maze Procedure
Aortic Valve Disease
Rheumatic Tricuspid Disease
Maze Procedure
Aortic Valve Disease
Rheumatic Tricuspid Disease

Treatment frequency



Many providers have expertise treating multiple conditions or procedures. FindCare uses a variety of data sources to determine which conditions or procedures a provider treats and their level of experience.
Maze Procedure
Aortic Valve Disease
Rheumatic Tricuspid Disease
Acute Coronary Syndrome
Aortic Aneurysm
Aortic Valve Regurgitation
Atrial Fibrillation
Coronary Artery Disease (CAD)
Heart Attack (Acute Myocardial Infarction)
Hypertensive Heart with Failure
Hypertensive Heart without Failure
Mitral and Aortic Valve Disorder
Mitral Valve Disease
Mitral Valve Regurgitation
Paroxysmal Atrial Fibrillation
Pericardial Disease
Rheumatic Aortic Valve Disorders
Aortic Valve Surgery
Cardiac Catheterization (incl. Coronary Angiography)
Cardiac Catheterization with Robotic Assist
Chest CT (incl. Heart and Lungs)
Coronary Artery Bypass Graft (CABG) Surgery
Coronary Artery Bypass with Robotic Assist
Mitral Valve Surgery
Transcatheter Aortic Valve Replacement (TAVR)
Valve Repair or Replacement (Aortic, Mitral, Tricuspid, and Pulmonary)
Adhesive Pericarditis
Adult Congenital Heart Disease
Aneurysm
  • View other providers who treat Aneurysm
Aneurysm of Heart
Aortic Diseases
Aortic Dissection
Aortic Ectasia
Aortic Embolism and Thrombosis
Aortic Stenosis
Arrhythmias
Atrial Septal Defect
Cardiac Tamponade
Cardiomegaly
Cardiomyopathy
Carotid Artery Disease
Coarctation of the Aorta
Collapsed Lung (Pneumothorax)
Congenital Aortic Valve Disorders
Congenital Heart Defects
Congestive Heart Failure
Coronary Artery Dissection
Coronary Vessel Malformation
Diaphragmatic and Hiatal Hernia
Endocarditis
Interstitial Lung Disease
Lung Cancer
Mediastinal Tumors
Mitral Valve Stenosis
Nonrheumatic Tricuspid Disease
Partial Lung Collapse
Patent Foramen Ovale (PFO)
Peripheral Arterial Aneurysm
Peripheral Arterial Aneurysm and Dissection
Pleural Effusion
Pneumonitis
Pulmonary Embolism
Pulmonary Valve Disease
Rheumatic Mitral Stenosis
Ruptured Aortic Aneurysm
Septal Defect
Systolic Heart Failure
Unstable Angina
Ventricular Fibrillation
Ventricular Tachycardia (VT)
Ablation for Cardiac Arrhythmias
Aneurysm Repair
Aortic Aneurysm Repair
Aortic Arch Repair
Aortic Repair
Aortic Valve Bicuspidization
Aortic Valve Replacement
Arterial Catheterization with Robotic Assist
Atherectomy
Atrial Tissue Ablation
Automatic Implantable Cardioverter Defibrillator (ICD) Implantation
Cardiac MRI (Magnetic Resonance Imaging) of Heart or Chest
Cardioverter-Defibrillator or Pacemaker Insertion, Removal or Repair
Congenital Heart Surgery
Coronary Artery Revascularization Using Arterial Conduits
Endovascular Repair of Aorta
Heart Defect Repair
Heart Valvuloplasty of Mitral Valve Without Replacement
Impella Device
Insertion of Epicardial Lead for Pacemaker or Cardioverter and Defibrillator
Insertion of Left Ventricular Lead for Pacemaker or Cardioverter and Defibrillator
Left Ventricular Assist Device (LVAD)
Lymph Node Biopsy or Excision
Minimally Invasive Heart Surgery
Minimally Invasive Open Heart Surgery
Minimally Invasive Valve Surgery
Mitral Valve Bicuspidization
Mitral Valve Prosthetic Implantation
Mitral Valve Repair
Mitral Valve Replacement
Non-Coronary Angioplasty, Atherectomy, and Stenting
Pacemaker Insertion or Replacement
Peripheral Artery Catheterization
Port Placements or Replacements
Removal or Revision of Pacemaker or Cardioverter and-or Defibrillator
Thoracentesis
Thromboendarterectomy or Excision of Infected Graft
Tracheal Surgery
Tricuspid Valve Surgery
Video-Assisted Thoracoscopic Surgery (VATS) or Thoracotomy
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    Insurance Accepted

    • Blue Cross Blue Shield
    • Cigna
    • Medi-Cal
    • UnitedHealthCare

    * Please verify this information when scheduling an appointment.

    Ratings & Reviews

    5.0
    Average provider rating
    Based on 14 ratings
    Patient Ratings (14)
    5 Star
    (14)
    4 Star
    (0)
    3 Star
    (0)
    2 Star
    (0)
    1 Star
    (0)
    Leave a review

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    Photo: Dr. Gregory Fontana, MD
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    Dr. Fontana's Office & Staff

    • Ease of scheduling urgent appointments
    • Office environment, cleanliness, comfort, etc.
    • Staff friendliness and courteousness
    • Total wait time (waiting & exam rooms)

    Experience with Dr. Fontana

    • Level of trust in provider's decisions
    • How well provider explains medical condition(s)
    • How well provider listens and answers questions
    • Hpends appropriate amount of time with patients

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    About Dr. Gregory Fontana, MD

    Specialties*
    • Cardiothoracic Surgery

    • *Healthline does not verify qualifications for medical specialties. Please verify your provider's specialty and qualifications directly with your provider and applicable medical board.
    Specialties*
    Languages Spoken
    • English
    Languages Spoken
    Gender
    • Male
    Gender
    NPI Number
    • 1508840570
    NPI Number
    A National Provider Identifier (NPI) is a unique 10-digit identifier issued by the government to healthcare providers.

    Education & Certifications

    Fellowship
    • University of Los Angeles, Pediatric, Cardiac Surgery & Transplantation Fellowship|Children's Hospital Boston, Harvard School of Medicine, Pediatric Cardiac Surgery Fellowship
    Fellowship
    Residency
    • Duke University Medical Center, General and Thoracic Surgery Residency
    Residency
    Internship
    • Duke University Medical Center
    Internship
    Board Certifications
    • Thoracic Cardiovascular Surgery
    Board Certifications
    What’s a board certification and why is it important that my provider has one?

    A board certification represents a provider’s dedication to ongoing training in one or more specialties, including the completion of intensive exams. While not all specialties have board certifications, if your provider does have one they’ve taken the extra step to master their specialty and to keep up with the latest advancements in their field.

    Hospital Affiliations

    • Los Robles Regional Medical Center

    Frequently Asked Questions

    Dr. Gregory Fontana, MD is accepting new patients on Healthline FindCare. You can check to see if Dr. Fontana is offering online scheduling or call the provider’s office for more information.

    Dr. Fontana has indicated that they do offer telehealth services. Please call the provider’s office at for more information.

    Dr. Fontana has seen patients for Aortic Valve Disease and Rheumatic Tricuspid Disease, and more. You can see other conditions treated by Dr. Fontana on their profile. Please call the provider’s office to confirm all visit reasons.

    14 patients have reviewed Dr. Fontana. The overall rating for this provider is 5.0. You can read verified reviews and ratings and leave your own review based on your experience with Dr. Fontana.

    Whether a person prefers to schedule an appointment online or over the phone with Dr. Fontana, there are benefits to both methods. A person calling to schedule an with Dr. Fontana appointment can ask questions about the practice, provider availability, conditions treated, procedures performed, and if their insurance carrier is accepted. While online scheduling is quicker, easier, allows one to view a wide range of appointment times, and may provide the ability to sync with a personal calendar.

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