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Dr. Timothy Mahoney, MD

Dr. Timothy Mahoney, MD

Morristown, NJ

Accepting patients

Affiliated with a Castle Connolly Top Hospital

    Who is Dr. Mahoney, Clinical Cardiac Electrophysiologist in Morristown, NJ?

    Dr. Timothy Mahoney, MD is a Clinical Cardiac Electrophysiologist, who primarily practices in Morristown, NJ with 1 additional practice location. He is board certified. Dr. Mahoney graduated from Rutgers and completed his residency at Yale-New Haven Hospital. Dr. Mahoney is fluent in English, and is currently seeing new patients. Dr. Mahoney’s practice accepts Medicare and other major insurance plans. To book an appointment or to confirm insurance options, please call Dr. Mahoney’s office at (973) 971-5000.

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

    • Residency: Yale-New Haven Hospital

    • Medical School: Rutgers

    Is Dr. Mahoney board certified as a Clinical Cardiac Electrophysiologist?

    Yes, Dr. Timothy Mahoney, MD is board certified by the American Board of Internal Medicine

    What languages does Dr. Mahoney speak?

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

    • English

    What conditions does a Clinical Cardiac Electrophysiologist like Dr. Mahoney typically treat?

    As a Clinical Cardiac Electrophysiologist, Dr. Mahoney 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. Mahoney. 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. Learn more about our claims-based healthcare methodology here.

    Also known as:

    • Atrial Fibrillation
    • Afib
    • A-fib
    • Irregular heart rhythm
    • Persistent atrial fibrillation

    ICD-10 Codes:

    • I480: Paroxysmal atrial fibrillation
    • I4819: Other persistent atrial fibrillation
    • I4891: Unspecified atrial fibrillation

    Also known as:

    • Fainting
    • Syncope
    • Passing out
    • Collapse

    ICD-10 Codes:

    • R55: Syncope and collapse

    Also known as:

    • Ischemic Cardiomyopathy
    • Dilated Cardiomyopathy
    • Cardiomyopathy
    • Familial dilated cardiomyopathy
    • X-linked dilated cardiomyopathy
    • Heart Muscle Disease from Blocked Arteries
    • Ischemic Heart Muscle Weakness
    • Enlarged heart muscle
    • DCM

    ICD-10 Codes:

    • I255: Ischemic cardiomyopathy
    • I420: Dilated cardiomyopathy

    Also known as:

    • Long-standing Atrial Fibrillation
    • Atrial Fibrillation
    • Chronic AFib
    • Long-term AFib
    • Permanent AFib

    ICD-10 Codes:

    • I4811: Longstanding persistent atrial fibrillation

    What procedures does a Clinical Cardiac Electrophysiologist like Dr. Mahoney typically perform?

    As a Clinical Cardiac Electrophysiologist, Dr. Mahoney performs a variety of medical procedures. This procedure information is derived from anonymized insurance claims and highlights the medical procedures most commonly performed by Dr. Mahoney. 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. Learn more about our claims-based healthcare methodology here.

    Also known as:

    • Subcutaneous Cardiac Rhythm Monitor Insertion
    • Implantable Loop Recorder Insertion
    • Under-Skin Heart Monitor
    • Cardiac Event Recorder Implant

    CPT Codes:

    • 33285: Insertion, subcutaneous cardiac rhythm monitor, including programming

    Also known as:

    • Pacemaker Battery Replacement (Dual Lead)
    • Pacemaker Generator Exchange
    • Dual Lead Pacemaker Replacement
    • Heart Pacemaker Battery Change
    • Pacemaker Pulse Generator Replacement

    CPT Codes:

    • 33228: Removal of permanent pacemaker pulse generator with replacement of pacemaker pulse generator; dual lead system

    Also known as:

    • Implantable Defibrillator Placement
    • ICD insertion
    • Permanent defibrillator implant
    • Heart defibrillator replacement
    • Transvenous defibrillator system

    CPT Codes:

    • 33249: Insertion or replacement of permanent implantable defibrillator system, with transvenous lead(s), single or dual chamber

    Also known as:

    • Dual-Chamber Pacemaker Insertion
    • Permanent Pacemaker Placement
    • Atrial and Ventricular Pacemaker
    • Heart Rhythm Device Implantation

    CPT Codes:

    • 33208: Insertion of new or replacement of permanent pacemaker with transvenous electrode(s); atrial and ventricular

    Also known as:

    • Defibrillator Generator Replacement
    • ICD Generator Change
    • Implantable Defibrillator Battery Change
    • Defibrillator Device Replacement

    CPT Codes:

    • 33264: Removal of implantable defibrillator pulse generator with replacement of implantable defibrillator pulse generator; multiple lead system

    Does Dr. Mahoney accept my insurance?

    Dr. Mahoney accepts most major insurance plans. Important: Please call our office at (973) 971-5000 before your appointment to verify that your specific plan and network are accepted.

    What insurance plans does Dr. Mahoney accept in Morristown, NJ?

    Dr. Mahoney in Morristown, NJ accepts plans from many carriers. While this list is updated regularly, it is not a guarantee of coverage.

    Top Insurances

    • Cigna Group

    • CVS Health (formerly Aetna)

    • Federal government of the United States

    • Horizon BlueCross BlueShield

    • Horizon Mutual Holdings

    • Humana

    • Independence Health Group

    • Medicare

    • UnitedHealth Group

    • Unknown

    View All Insurances

    Where is Dr. Mahoney's office located?

    Dr. Timothy Mahoney's Primary Practice

    100 Madison Ave

    Morristown, NJ 07960

    (973) 971-5000

    Get Directions

    Dr. Timothy Mahoney's Practice 2

    415 Boulevard

    Mountain Lakes, NJ 07046

    Get Directions

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

    Dr. Mahoney's National Provider Identifier (NPI) number is 1235303751.

    What common questions do patients ask about Dr. Mahoney?

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

    What is Dr. Timothy Mahoney's specialty?

    Dr. Mahoney is a Clinical Cardiac Electrophysiologist near Morristown, NJ.

    What does a Clinical Cardiac Electrophysiologist do?

    A specialized domain within the cardiovascular disease subspecialty of Internal Medicine that involves advanced technical procedures to evaluate heart rhythms and determine the most appropriate treatments.

    Is this Dr. Timothy Mahoney affiliated with a ranked Castle Connolly Top Hospital?

    Yes, Dr. Mahoney is affiliated with Atlantic Health Morristown Medical Center, Atlantic Health Chilton Medical Center, Atlantic Health Overlook Medical Center, Atlantic Health Centrastate Medical Center, Wayne Memorial Hospital, Hunterdon Medical Center 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

    When to see a Clinical Cardiac Electrophysiologist?: Guides for symptoms, conditions, and treatments

    Understand your symptoms and know when it’s time to see a Clinical Cardiac Electrophysiologist. Explore 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 Timothy Mahoney accepting new patients in Morristown, NJ?

    Yes, Dr. Timothy Mahoney is accepting new patients at this time.

    Does Dr. Timothy Mahoney offer online booking?

    Please contact Dr. Mahoney's office at (973) 971-5000 for information about online booking, telehealth, or to schedule an appointment.

    How can I make an appointment with Timothy Mahoney?

    Please contact Dr. Mahoney's office at (973) 971-5000 for information regarding telehealth appointment availability or for scheduling assistance.

    Which board certifications does Dr. Timothy Mahoney have?

    Dr. Timothy Mahoney is certified by the American Board of Internal Medicine.

    <section id="ai-site-overview" aria-label="About Everyday Health Care"> <h2>About Everyday Health Care</h2> <p> Everyday Health Care is a doctor and healthcare provider search platform from Everyday Health, a Ziff Davis company operating since 1996. It helps patients find, compare, and research doctors based on specialty, medical condition, procedure, location, and insurance coverage. </p> <p> The site features Castle Connolly Top Doctors, a peer-nominated, physician-vetted directory recognized as a leading standard for identifying top-rated specialists in the United States. Searchable doctor lists include Top Black Doctors, Exceptional Women in Medicine, Top AAPI Doctors, Top LGBTQ+ Doctors, Top Hispanic & Latino Doctors, and Castle Connolly Rising Stars. </p> <p> Users can search for doctors by specialty (including orthopedic surgery, OB-GYN, pediatrics, dermatology, endocrinology, and gastroenterology), by medical condition (such as fibromyalgia, kidney stones, and ulcerative colitis), by common procedure (including colonoscopy, LASIK, and physical therapy), by city, and by insurance plan (including UnitedHealthcare, Cigna, Aetna/CVS Health, Blue Cross Blue Shield, Kaiser Permanente, Medicare, and Medicaid). </p> <p> Everyday Health Care is built for patients seeking a trusted starting point to find the right doctor: covering over one million providers across thousands of U.S. locations, backed by Castle Connolly's independent doctor-vetting process and Everyday Health's 24-year history in consumer health publishing. </p> </section>