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Dr. Mark Schoenfeld, MD

Guilford, CT

Accepting patients

Affiliated with a Castle Connolly Top Hospital

    Who is Dr. Schoenfeld, Cardiologist in Guilford, CT?

    Dr. Mark Schoenfeld, MD is a Cardiologist, who primarily practices in Guilford, CT with 2 additional practice locations. He is board certified by the American Board of Internal Medicine. Dr. Schoenfeld graduated from Harvard Medical School, Boston, Massachusetts and completed his residency at Mass Gen Hosp, Internal Medicine. Dr. Schoenfeld is fluent in English and Spanish, and is currently seeing new patients. Dr. Schoenfeld’s practice accepts Medicare, UnitedHealthcare and other major insurance plans. To book an appointment or to confirm insurance options, please call Dr. Schoenfeld’s office at (203) 867-5400.

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

    • Residency: Mass Gen Hosp, Internal Medicine | Massachusetts General Hospital Program

    • Medical School: Harvard Medical School, Boston, Massachusetts | Harvard Medical School, Boston, Massachusetts

    Is Dr. Schoenfeld board certified in Cardiologist?

    Yes, Dr. Mark Schoenfeld, MD is board certified by the American Board of Internal Medicine

    What languages does Dr. Schoenfeld speak?

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

    • English

    • Spanish

    What conditions does Dr. Schoenfeld treat?

    As a Cardiologist, Dr. Schoenfeld 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. Schoenfeld. 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:

    • Atrial Fibrillation
    • Ventricular Tachycardia
    • Other Heart Rhythm Disorder
    • Sick Sinus Syndrome
    • Premature Ventricular Contractions
    • Complete Heart Block
    • Heart Palpitations
    • Arrhythmia
    • Sick sinus syndrome
    • Afib
    • A-fib
    • Irregular heart rhythm
    • VT
    • V-tach
    • Fast heart rhythm
    • Cardiac Dysrhythmia
    • Irregular Heartbeat
    • Heart Rhythm Problems
    • Sinus Node Dysfunction
    • Bradycardia-Tachycardia Syndrome
    • SSS
    • PVCs
    • Ventricular Ectopic Beats
    • Skipped Heartbeat (Ventricular)
    • Complete AV Block
    • Third-Degree Heart Block
    • Skipped Heartbeat
    • Fluttering Heart
    • Pounding Heart
    • Persistent atrial fibrillation

    ICD-10 Codes:

    • I480: Paroxysmal atrial fibrillation
    • I4720: Ventricular tachycardia, unspecified
    • I498: Other specified cardiac arrhythmias
    • I495: Sick sinus syndrome
    • I493: Ventricular premature depolarization
    • I442: Atrioventricular block, complete
    • R002: Palpitations
    • I4891: Unspecified atrial fibrillation
    • I4819: Other persistent atrial fibrillation

    Also known as:

    • Having a Pacemaker
    • Having an Implantable Cardiac Defibrillator (ICD)
    • Pacemakers and Implantable Defibrillators
    • Heart pacemaker
    • Artificial pacemaker
    • Implanted heart device
    • ICD implant
    • Automatic defibrillator
    • Implanted heart shock device

    ICD-10 Codes:

    • Z950: Presence of cardiac pacemaker
    • Z95810: Presence of automatic (implantable) cardiac defibrillator

    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:

    • Other Heart Device Management
    • Pacemakers and Implantable Defibrillators
    • Implantable Defibrillator Management
    • Cardiac Resynchronization Therapy Device Care
    • Other Implanted Heart Device Care

    ICD-10 Codes:

    • Z4509: Encounter for adjustment and management of other cardiac device

    Also known as:

    • Implantable Defibrillator Management
    • Pacemakers and Implantable Defibrillators
    • AICD Management
    • Defibrillator Adjustment
    • ICD Care

    ICD-10 Codes:

    • Z4502: Encounter for adjustment and management of automatic implantable cardiac defibrillator

    Also known as:

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

    ICD-10 Codes:

    • I10: Essential (primary) hypertension

    Also known as:

    • High Cholesterol
    • Cholesterol
    • Triglycerides
    • Hypercholesterolemia
    • High blood cholesterol
    • Elevated cholesterol
    • Hyperlipidemia
    • High lipids
    • Dyslipidemia

    ICD-10 Codes:

    • E7800: Pure hypercholesterolemia, unspecified
    • E785: Hyperlipidemia, unspecified

    Also known as:

    • Fainting
    • Syncope
    • Passing out
    • Collapse

    ICD-10 Codes:

    • R55: Syncope and collapse

    Also known as:

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

    ICD-10 Codes:

    • R0789: Other chest pain

    Also known as:

    • Therapeutic Drug Monitoring
    • Drug level testing
    • Medication monitoring
    • Therapeutic drug management

    ICD-10 Codes:

    • Z5181: Encounter for therapeutic drug level monitoring

    Which procedures does Dr. Schoenfeld perform as a Cardiologist?

    As a Cardiologist, procedures performed by a Dr. Mark Schoenfeld may include:

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

    Does Dr. Schoenfeld accept my insurance?

    Dr. Schoenfeld accepts most major insurance plans. Important: Please call our office at (203) 867-5400 before your appointment to verify that your specific plan and network are accepted.

    What insurance plans does Dr. Schoenfeld accept in Guilford, CT?

    Dr. Schoenfeld in Guilford, CT accepts plans from many carriers. While this list is updated regularly, it is not a guarantee of coverage.

    Top Insurances

    • All Other Third Party

    • BlueCross and BlueShield of Vermont

    • CarePartners of Connecticut

    • CVS Health (formerly Aetna)

    • Elevance Health Inc. (formerly Anthem)

    • Express Scripts

    • Humana

    • Medicare

    • State of Connecticut

    • UnitedHealthcare

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    Where is Dr. Schoenfeld's office located?

    Dr. Mark Schoenfeld's Primary Practice

    111 Goose Ln

    Guilford, CT 06437

    (203) 867-5400

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    Dr. Mark Schoenfeld's Practice 2

    330 Orchard St Ste 210

    Hamden, CT 06511

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    Dr. Mark Schoenfeld's Practice 3

    330 Orchard St Ste 210

    New Haven, CT 06511

    (203) 867-5400

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

    Dr. Schoenfeld's National Provider Identifier (NPI) number is 1821094947.

    What common questions do patients ask about Dr. Schoenfeld?

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

    What is Dr. Mark Schoenfeld's specialty?

    Dr. Schoenfeld is a Cardiologist near Guilford, CT. 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. Schoenfeld to book an appointment today.

    Is this Dr. Mark Schoenfeld affiliated with a ranked Castle Connolly Top Hospital?

    Yes, Dr. Schoenfeld is affiliated with Smilow Cancer Hospital At Yale New Haven, Griffin Hospital which are a Castle Connolly Top Hospitals. 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 Mark Schoenfeld accepting new patients in Guilford, CT?

    Yes, Dr. Mark Schoenfeld is accepting new patients at this time.

    Does Dr. Mark Schoenfeld offer online booking?

    Please contact Dr. Schoenfeld's office at (203) 867-5400 for information about online booking, telehealth, or to schedule an appointment.

    How can I make an appointment with Mark Schoenfeld?

    Please contact Dr. Schoenfeld's office at (203) 867-5400 for information regarding telehealth appointment availability or for scheduling assistance.

    Which board certifications does Dr. Mark Schoenfeld have?

    Dr. Mark Schoenfeld is certified by the American Board of Internal Medicine.

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