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Dr. John Tretter, MD

Cardiology*
3.4 (12)
Map Pin Small Casa Grande, AZ
Accepting new patients

Offers telehealth

Overview of Dr. John Tretter, MD

Dr. John Tretter, MD is a Cardiology Specialist in Casa Grande, AZ. Dr. Tretter, completed a fellowship at Mount Sinai Medical Center. Dr. Tretter, completed a residency at Harbor Hospital. Patients rated Dr. Tretter an average 3.4 star rating.

Dr. Tretter works at Ascension Medical Group Genesys Heart Center in Casa Grande, AZ with other offices in Chandler, AZ. They are accepting new patients and accept Aetna, Anthem and Anthem Blue Cross Blue Shield as well as other major insurance plans. Please call ahead to schedule an appointment and to confirm all accepted insurance plans.

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These providers are on the medical staff of Mayo.

Dr. Tretter's Office Locations

  1. 1
    National Vascular Institute LLC
    803 N Salk Dr, Casa Grande, AZ 85122 Icon Directions Right Arrow Directions Phone Icon (520) 836-6682
  2. 2
    Arizona Spine and Pain Specialists LLC
    725 S Dobson Rd Ste 100, Chandler, AZ 85224 Icon Directions Right Arrow Directions Phone Icon (480) 814-0266
  3. 3
    Banner Casa Grande Medical Center
    1800 E Florence Blvd, Casa Grande, AZ 85122 Icon Directions Right Arrow Directions Phone Icon (520) 836-6682
  4. 4
    Chandler
    77 S Dobson Rd, Chandler, AZ 85224 Icon Directions Right Arrow Directions Phone Icon (480) 814-0266
  5. 5
    Chandler Location
    77 N Dobson Rd, Chandler, AZ 85224 Icon Directions Right Arrow Directions Phone Icon (480) 814-0266

Hospital Affiliations
Admitting Hospitals

Admitting hospitals are where the provider is credentialed to see patients, perform procedures, and send patients for continuous care.

  • Banner Casa Grande Medical Center

Experience & Treatment Frequency

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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.
Vascular Duplex Ultrasonography and Plethysmography
Electrocardiogram (EKG)
Tilt_Testing
Vascular Duplex Ultrasonography and Plethysmography

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.
Vascular Duplex Ultrasonography and Plethysmography
Electrocardiogram (EKG)
Tilt_Testing
Abdominal Aortic Aneurysm (AAA)
Acute Coronary Syndrome
Aortic Aneurysm
Aortic Valve Disease
Arrhythmias
Atherosclerosis
Atrial Fibrillation
Cardiomyopathy
Cardiomyopathy, Dilated
Chest Pain
Chronic Congestive Heart Failure
Chronic Pulmonary Heart Diseases (incl. Pulmonary Hypertension)
Congestive Heart Failure
Coronary Artery Disease (CAD)
First Degree Heart Block
Heart Attack (Acute Myocardial Infarction)
Heart Disease
Heart Murmur
Heart Palpitations
Hyperlipidemia
Hypertension
Hypotension
Hypotension (Excluding Maternal)
Lipid Disorders
Mitral Valve Disease
Mitral Valve Regurgitation
Mitral Valve Stenosis
Paroxysmal Atrial Fibrillation
Peripheral Edema
Peripheral Vascular Disease (PAD, PVD)
Pulmonary Hypertension
Rheumatic Mitral Stenosis
Sick Sinus Syndrome
Sinus Bradycardia
Sinus Tachycardia
Supraventricular Tachycardia
Syncope
  • View other providers who treat Syncope
Systolic Heart Failure
Venous Hypertension
Ventricular Tachycardia (VT)
Cardiac Myocardial Perfusion Imaging
Cardiac Ultrasound
Cardioversion, Elective
Acute Congestive Heart Failure
Acute Deep Vein Thrombosis (DVT)
Acute Endocarditis
Acute Venous Embolism Thrombosis
Aneurysm
  • View other providers who treat Aneurysm
Angina
  • View other providers who treat Angina
Aortic Dissection
Aortic Ectasia
Aortic Stenosis
Aortic Valve Regurgitation
Atherosclerosis of Aorta
Atrial Flutter
Atrial Septal Defect
Atypical Atrial Flutter
Benign Heart Tumors
Benign Tumor
Cardiac Tamponade
Cardiomegaly
Cardiomyopathy, Hypertrophic
Cardiomyopathy, Restrictive
Cardiovascular Disease
Carotid Artery Disease
Chronic Deep Vein Thrombosis (DVT)
Chronic Venous Embolism Thrombosis
Coarctation of the Aorta
Congenital Aortic Valve Disorders
Congenital Heart Defects
Congenital Heart Disease
Coronary Artery Dissection
Deep Vein Thrombosis (DVT)
Endocarditis
Heart Block
Hyperkalemia
Hypertensive Chronic Kidney Disease
Hypertensive Encephalopathy
Hypertensive Heart and Chronic Kidney Disease
Hypertensive Heart Disease
Hypertensive Heart with Failure
Hypokalemia
Infective Endocarditis
Limb Swelling
Limb Swelling Caused by Fluid Overload
Long QT Syndrome
Marfan Syndrome
Mitral Valve Prolapse
Noninfective Endocarditis
Nonrheumatic Mitral Stenosis
Nonrheumatic Tricuspid Disease
Orthostatic Hypotension
Patent Foramen Ovale (PFO)
Pericardial Disease
Pericarditis
Peripartum Cardiomyopathy
Potassium Deficiency
Primary Pulmonary Hypertension
Pulmonary Disease
Pulmonary Edema
Pulmonary Valve Disease
Rheumatic Aortic Valve Disorders
Second Degree Heart Block
Septal Defect
Subacute Endocarditis
Tetralogy of Fallot
Third Degree Heart Block
Thrombosis
Tricuspid Valve Disease
Type 2 Heart Block - Mobitz
Typical Atrial Flutter
Unstable Angina
Varicose Veins
Vascular Disease
Ventricular Fibrillation
Ventricular Septal Defect
Wolff-Parkinson-White Pattern
Arrhythmia Screening
Automatic Implantable Cardioverter Defibrillator (ICD) Implantation
Cardiac Catheterization (incl. Coronary Angiography)
Cardiac Event Monitor
Cardiac Imaging
Cardiovascular Diagnostic Test
Cardiovascular Stress Test
Cardioversion
Cardioverter-Defibrillator or Pacemaker Insertion, Removal or Repair
Chest Pain Evaluation
Cholesterol Screening
Coronary Angiogram
Dobutamine Thallium Stress Test
Endovenous Ablation of Varicose Veins
HeartAware Online Risk Screening
Impella Device
Left Ventricular Assist Device (LVAD)
Minimally Invasive Cardiology
Nuclear Stress Testing
Peripheral Arterial Disease Screening (PAD)
Pharmacologic Nuclear Stress Test
Stress Test
Structural Heart Disease Evaluations and Treatment
TCD Bubble Test
Thoracentesis
Tilt Table Testing
Treadmill Stress Test
Check your insurance
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    Please double-check when making an appointment.

    View All Accepted Carriers

    • AARP
    • Aetna
    • Ameriben
    • American Republic
    • AmeriPlan
    • Anthem
    • Anthem Blue Cross Blue Shield
    • Assurant Health
    • AZ Benefit Options
    • AZ Foundation Medical Care (AZFMC)
    • Beech Street (Multiplan)
    • Blue Cross Blue Shield
    • Blue Cross Blue Shield of Arizona
    • Bridgeway Health Solutions
    • CareFirst Blue Cross Blue Shield
    • CHAMPVA
    • Cigna
    • City of Mesa Health Plan
    • CNA
    • Commercial Insurance Company
    • CopperPoint Mutual
    • CoreSource
    • CorVel
    • Coventry Health Care
    • First Health
    • Galaxy Health Network
    • Gila River HealthCare
    • Golden Rule
    • Government Employees Health Association (GEHA)
    • Group Health Cooperative (GHC)
    • Health Choice of Arizona
    • Health Net
    • HealthPartners
    • HealthSmart
    • Humana
    • Indian Health Service
    • Liberty Mutual Insurance Company
    • Mail Handlers Benefit Plan (MHBP)
    • Maricopa Foundation For Medical Care
    • Maricopa Health Plan
    • Maricopa Managed Care
    • Medical Mutual of Ohio
    • Mercy Care
    • Meritain Health
    • Midwest Health Plan
    • MultiPlan
    • Neighborhood Health Plan
    • New York Life
    • PHCS
    • Phoenix Health Plan
    • Physicians Mutual
    • Pinal/Gila LTC
    • Prime Health Imaging
    • Prime Health Services
    • Principal Life
    • SCAN Health Plan
    • State Farm
    • Three Rivers Provider Network
    • TPA
    • Triwest
    • UniCare
    • United Healthcare Community Plan
    • UnitedHealthCare
    • University Physicians
    • USA Managed Care Organization
    • Wausau Benefits
    • Wells Fargo Insurance
    • Worker's Compensation
    • WPS Health Insurance
    • Zenith Administrators Inc

    * Please verify this information when scheduling an appointment.

    Ratings & Reviews
    Reviews are displayed in date order and collected from patients who have agreed to reporting accurate and fair reviews. Providers with no reviews may have a new FindCare profile, or no submitted reviews on FindCare yet.

    Learn more about how FindCare's ratings and reviews work

    3.4
    Average provider rating
    Based on 12 ratings
    Patient Ratings (12)
    5 Star
    (6)
    4 Star
    (1)
    3 Star
    (0)
    2 Star
    (2)
    1 Star
    (3)
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    Dr. Tretter's Office & Staff

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    • Staff friendliness and courteousness
    • Total wait time (waiting & exam rooms)

    Experience with Dr. Tretter

    • 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. John Tretter, MD

    Specialties*
    • Cardiology

    • *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, Spanish
    Languages Spoken
    NPI Number
    • 1346234564
    NPI Number
    A National Provider Identifier (NPI) is a unique 10-digit identifier issued by the government to healthcare providers.

    Education & Certifications

    Fellowship
    • Mount Sinai Medical Center
    Fellowship
    Residency
    • Harbor Hospital
    Residency
    Internship
    • South Baltimore General Hospital
    Internship
    Board Certifications
    • Cardiovascular Disease and Internal Medicine
    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.

    Frequently Asked Questions

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

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

    12 patients have reviewed Dr. Tretter. The overall rating for this provider is 3.4. You can read verified reviews and ratings and leave your own review based on your experience with Dr. Tretter.

    Whether a person prefers to schedule an appointment online or over the phone with Dr. Tretter, there are benefits to both methods. A person calling to schedule an with Dr. Tretter 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.

    Telehealth Options
    This provider has not specified a telehealth appointment method. Would you still like to make an appointment with Dr. Tretter, or would you like to choose another provider and have an online appointment right now?
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    (520) 836-6682

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