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Dr. John Cassel, MD

Dr. John Cassel, MD

Allentown, PA

Accepting patients

Affiliated with a Castle Connolly Top Hospital

    Who is Dr. Cassel, Cardiologist in Allentown, PA?

    Dr. John Cassel, MD is a Cardiologist, who primarily practices in Allentown, PA with 2 additional practice locations. He is board certified by the American Board of Internal Medicine. Dr. Cassel completed his residency at University of Indiana School of Medicine Hospitals. Dr. Cassel is fluent in English, and is currently seeing new patients. Dr. Cassel’s practice accepts Medicare, UnitedHealthcare and other major insurance plans. To book an appointment or to confirm insurance options, please call Dr. Cassel’s office at (610) 776-8253.

    Where did Dr. Cassel go to medical school and complete their residency?

    • Fellowship: Loyola University Stritch School Of Medicine | University of Illinois at Chicago-GME

    • Residency: University of Indiana School of Medicine Hospitals

    • Medical School: Thomas Jefferson University

    Is Dr. Cassel board certified in Cardiologist?

    Yes, Dr. John Cassel, MD is board certified by the American Board of Internal Medicine

    What languages does Dr. Cassel speak?

    Dr. Cassel and their clinical team can communicate with patients in the following languages:

    • English

    What conditions does Dr. Cassel treat?

    As a Cardiologist, Dr. Cassel diagnoses, treats, and manages a wide range of conditions. This condition information is derived from anonymized insurance claims and highlights the medical conditions most commonly treated by Dr. Cassel. It provides insight into the doctor’s areas of experience and expertise based on real-world patient encounters from the past two years, updated quarterly.

    Also known as:

    • Fast Heartbeat
    • Slow Heart Rate
    • Heart Palpitations
    • Long QT Syndrome
    • Atrial Fibrillation
    • Arrhythmia
    • Jervell and Lange-Nielsen syndrome
    • Romano-Ward syndrome
    • Tachycardia
    • Rapid heart rate
    • Racing heart
    • Bradycardia
    • Slow Pulse
    • Low Heart Rate
    • Skipped Heartbeat
    • Fluttering Heart
    • Pounding Heart
    • LQTS
    • Jervell and Lange-Nielsen Syndrome
    • Romano-Ward Syndrome
    • Afib
    • A-fib
    • Irregular heart rhythm

    ICD-10 Codes:

    • R000: Tachycardia, unspecified
    • R001: Bradycardia, unspecified
    • R002: Palpitations
    • I4581: Long QT syndrome
    • I480: Paroxysmal atrial fibrillation

    Also known as:

    • Abnormal EKG
    • Heart Health Tests
    • Irregular Electrocardiogram
    • Unusual Heart Rhythm Test
    • ECG Abnormalities

    ICD-10 Codes:

    • R9431: Abnormal electrocardiogram [ECG] [EKG]

    Also known as:

    • Chest Pain
    • Chest discomfort
    • Thoracic pain
    • Upper body pain
    • Precordial pain

    ICD-10 Codes:

    • R079: Chest pain, unspecified
    • R072: Precordial pain

    Also known as:

    • High Blood Pressure
    • Hypertension
    • Primary Hypertension
    • Essential Hypertension

    ICD-10 Codes:

    • I10: Essential (primary) hypertension

    Also known as:

    • Mixed High Cholesterol and Triglycerides
    • Cholesterol
    • Triglycerides
    • Mixed hyperlipidemia
    • Combined hyperlipidemia
    • High lipids

    ICD-10 Codes:

    • E782: Mixed hyperlipidemia

    Also known as:

    • Chest Pain
    • Chest discomfort
    • Thoracic pain
    • Pectoral pain

    ICD-10 Codes:

    • R0789: Other chest pain

    Also known as:

    • Shortness of Breath
    • Breathing Problems
    • Difficulty breathing
    • Breathlessness
    • Dyspnea

    ICD-10 Codes:

    • R0602: Shortness of breath

    Also known as:

    • Dizziness
    • Dizziness and Vertigo
    • Lightheadedness
    • Giddiness
    • Vertigo

    ICD-10 Codes:

    • R42: Dizziness and giddiness

    Also known as:

    • Fainting
    • Syncope
    • Passing out
    • Collapse

    ICD-10 Codes:

    • R55: Syncope and collapse

    Also known as:

    • Abdominal Pain
    • Stomach Ache
    • Belly Pain
    • Stomach Pain

    ICD-10 Codes:

    • R109: Unspecified abdominal pain

    Also known as:

    • Hardening of the Arteries in the Heart without Chest Pain
    • Atherosclerosis
    • Coronary Artery Disease
    • Silent Coronary Artery Disease
    • Asymptomatic Atherosclerosis

    ICD-10 Codes:

    • I2510: Atherosclerotic heart disease of native coronary artery without angina pectoris

    Also known as:

    • High Cholesterol
    • Cholesterol
    • Hypercholesterolemia
    • High blood cholesterol
    • Elevated cholesterol

    ICD-10 Codes:

    • E7800: Pure hypercholesterolemia, unspecified

    Also known as:

    • Having an Implantable Cardiac Defibrillator (ICD)
    • Pacemakers and Implantable Defibrillators
    • ICD implant
    • Automatic defibrillator
    • Implanted heart shock device

    ICD-10 Codes:

    • Z95810: Presence of automatic (implantable) cardiac defibrillator

    Also known as:

    • Rheumatic Tricuspid Valve Leak
    • Heart Valve Disease
    • Streptococcal Infection
    • Rheumatic Tricuspid Regurgitation
    • Leaky Tricuspid Valve
    • Tricuspid Valve Rheumatic Disease

    ICD-10 Codes:

    • I071: Rheumatic tricuspid insufficiency

    Also known as:

    • Right Bundle Branch Block
    • Arrhythmia
    • RBBB
    • Heart conduction delay

    ICD-10 Codes:

    • I4519: Other right bundle-branch block

    Which procedures does Dr. Cassel perform as a Cardiologist?

    As a Cardiologist, procedures performed by a Dr. John Cassel may include:

    For detailed information, please contact Dr. Cassel's office.

    Does Dr. Cassel accept my insurance?

    Dr. Cassel accepts most major insurance plans. Important: Please call our office at (610) 776-8253 before your appointment to verify that your specific plan and network are accepted.

    What insurance plans does Dr. Cassel accept in Allentown, PA?

    Dr. Cassel in Allentown, PA accepts plans from many carriers. While this list is updated regularly, it is not a guarantee of coverage.

    Top Insurances

    • Blue Cross Blue Shield of Michigan

    • Corporate Services

    • CVS Health (formerly Aetna)

    • Express Scripts

    • Federal Employee Program

    • Health Partners Plans

    • Medicare

    • UnitedHealthcare

    View All Insurances

    Where is Dr. Cassel's office located?

    Dr. John Cassel's Primary Practice

    451 Chew St Ste 103

    Allentown, PA 18102

    (610) 776-8253

    Get Directions

    Dr. John Cassel's Practice 2

    5445 Lanark Rd Ste 101

    Center Valley, PA 18034

    Get Directions

    Dr. John Cassel's Practice 3

    1165 Centre Tpke

    Orwigsburg, PA 17961

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    What is Dr. Cassel's NPI number?An National Provider Identifier (NPI) is a unique ID number that identifies doctors and healthcare providers nationwide.

    Dr. Cassel's National Provider Identifier (NPI) number is 1346233806.

    What common questions do patients ask about Dr. Cassel?

    Here are answers to patients Frequently Asked Questions (FAQ’s) about Dr. Cassel

    What is Dr. John Cassel's specialty?

    Dr. Cassel is a Cardiologist near Allentown, PA. An internist specializing in cardiovascular diseases focuses on the diagnosis and management of complex heart and blood vessel conditions, including heart attacks and life-threatening arrhythmias. Contact Dr. Cassel to book an appointment today.

    Is this Dr. John Cassel affiliated with a ranked Castle Connolly Top Hospital?

    Yes, Dr. Cassel is affiliated with St. Luke’s University Health Network - Bethlehem Campus which is a Castle Connolly Top Hospital. Castle Connolly Top Hospitals are healthcare institutions recognized for their excellence in specific medical procedures and overall patient care. They are identified through a rigorous peer nomination process, evaluating factors like patient outcomes, quality of care, and expertise. The list recognizes hospitals that excel in 20 or more specific medical procedures, representing the top 25% nationwide. Castle Connolly Top Hospitals

    Where can I learn more about Cardiologist?

    Explore Cardiologist with insights from trusted medical experts on EverydayHealth.com, where you'll find the most relevant content and helpful condition guides for up-to date information about symptoms, causes, diagnosis, treatment and more. See all our health guides to find trusted information on medical conditions from our experts at Everyday Health.

    Is John Cassel accepting new patients in Allentown, PA?

    Yes, Dr. John Cassel is accepting new patients at this time.

    Does Dr. John Cassel offer online booking?

    Please contact Dr. Cassel's office at (610) 776-8253 for information about online booking, telehealth, or to schedule an appointment.

    How can I make an appointment with John Cassel?

    Please contact Dr. Cassel's office at (610) 776-8253 for information regarding telehealth appointment availability or for scheduling assistance.

    Which board certifications does Dr. John Cassel have?

    Dr. John Cassel is certified by the American Board of Internal Medicine.

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