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Dr. Michael Brennan, MD

Sheridan, WY

Accepting patients

    Who is Dr. Brennan, Cardiologist in Sheridan, WY?

    Dr. Michael Brennan, MD is a Cardiologist, who primarily practices in Sheridan, WY with 1 additional practice location. He is board certified by the American Board of Internal Medicine. Dr. Brennan completed his residency at Ami Presby Denver Hosp, Internal Medicine. Dr. Brennan is fluent in English, and is currently seeing new patients. Dr. Brennan’s practice accepts Medicare, UnitedHealthcare, Cigna and other major insurance plans. To book an appointment or to confirm insurance options, please call Dr. Brennan’s office at (307) 675-2649.

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

    • Residency: Ami Presby Denver Hosp, Internal Medicine

    • Medical School: University of Ok Coll of Med, Oklahoma City Ok

    Is Dr. Brennan board certified in Cardiologist?

    Yes, Dr. Michael Brennan, MD is board certified by the American Board of Internal Medicine

    What languages does Dr. Brennan speak?

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

    • English

    What conditions does Dr. Brennan treat?

    As a Cardiologist, Dr. Brennan 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. Brennan. 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:

    • Premature Atrial Contractions
    • Atrial Fibrillation
    • Premature Ventricular Contractions
    • Slow Heart Rate
    • Right Bundle Branch Block
    • Heart Palpitations
    • Arrhythmia
    • PACs
    • Atrial Ectopic Beats
    • Skipped Heartbeat (Atrial)
    • Afib
    • A-fib
    • Irregular heart rhythm
    • PVCs
    • Ventricular Ectopic Beats
    • Skipped Heartbeat (Ventricular)
    • Bradycardia
    • Slow Pulse
    • Low Heart Rate
    • RBBB
    • Right Heart Block
    • Skipped Heartbeat
    • Fluttering Heart
    • Pounding Heart

    ICD-10 Codes:

    • I491: Atrial premature depolarization
    • I4891: Unspecified atrial fibrillation
    • I493: Ventricular premature depolarization
    • R001: Bradycardia, unspecified
    • I4510: Unspecified right bundle-branch block
    • I480: Paroxysmal atrial fibrillation
    • R002: Palpitations

    Also known as:

    • Enlarged Heart
    • Heart Disease
    • Cardiomegaly
    • Big heart
    • Heart enlargement

    ICD-10 Codes:

    • I517: Cardiomegaly

    Also known as:

    • Abnormal EKG
    • Other Abnormal Heart Test Results
    • Heart Health Tests
    • Heart Disease
    • Irregular Electrocardiogram
    • Unusual Heart Rhythm Test
    • ECG Abnormalities
    • Irregular Cardiovascular Function Study
    • Unusual Heart Exam Findings
    • Heart Disease Diagnosis

    ICD-10 Codes:

    • R9431: Abnormal electrocardiogram [ECG] [EKG]
    • R9439: Abnormal result of other cardiovascular function study

    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:

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

    ICD-10 Codes:

    • R0602: Shortness of breath
    • R0609: Other forms of dyspnea

    Also known as:

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

    ICD-10 Codes:

    • R079: Chest pain, unspecified

    Also known as:

    • Hardening of the Aorta
    • Atherosclerosis
    • Aortic artery hardening
    • Aortic plaque buildup
    • Aortic calcification

    ICD-10 Codes:

    • I700: Atherosclerosis of aorta

    Also known as:

    • Having a Coronary Angioplasty Implant or Graft
    • Angioplasty
    • Coronary stent
    • Heart artery graft
    • Angioplasty device

    ICD-10 Codes:

    • Z955: Presence of coronary angioplasty implant and graft

    Also known as:

    • Rheumatic Mitral and Tricuspid Valve Disease
    • Heart Valve Disease
    • Streptococcal Infection
    • Rheumatic Heart Valve Disease

    ICD-10 Codes:

    • I081: Rheumatic disorders of both mitral and tricuspid valves

    Also known as:

    • Rheumatic Disease of Multiple Heart Valves
    • Heart Valve Disease
    • Streptococcal Infection
    • Rheumatic Polyvalvular Disease
    • Rheumatic Fever Affecting All Heart Valves

    ICD-10 Codes:

    • I083: Combined rheumatic disorders of mitral, aortic and tricuspid valves

    Also known as:

    • Having a Pacemaker
    • Pacemakers and Implantable Defibrillators
    • Heart pacemaker
    • Artificial pacemaker
    • Implanted heart device

    ICD-10 Codes:

    • Z950: Presence of cardiac pacemaker

    Also known as:

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

    ICD-10 Codes:

    • I10: Essential (primary) hypertension

    Which procedures does Dr. Brennan perform as a Cardiologist?

    As a Cardiologist, procedures performed by a Dr. Michael Brennan may include:

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

    Does Dr. Brennan accept my insurance?

    Dr. Brennan accepts most major insurance plans. Important: Please call our office at (307) 675-2649 before your appointment to verify that your specific plan and network are accepted.

    What insurance plans does Dr. Brennan accept in Sheridan, WY?

    Dr. Brennan in Sheridan, WY accepts plans from many carriers. While this list is updated regularly, it is not a guarantee of coverage.

    Top Insurances

    • All Other Third Party

    • Blue Cross Blue Shield of Wyoming

    • CVS Health (formerly Aetna)

    • Department of Veterans Affairs

    • Express Scripts

    • Humana

    • Medicare

    • Mutual of Omaha

    • State of Wyoming

    • UnitedHealthcare

    View All Insurances

    Where is Dr. Brennan's office located?

    Dr. Michael Brennan's Primary Practice

    1333 W 5th St

    Sheridan, WY 82801

    (307) 675-2649

    Get Directions

    Dr. Michael Brennan's Practice 2

    1435 Burton St

    Sheridan, WY 82801

    Get Directions

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

    Dr. Brennan's National Provider Identifier (NPI) number is 1619903705.

    What common questions do patients ask about Dr. Brennan?

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

    What is Dr. Michael Brennan's specialty?

    Dr. Brennan is a Cardiologist near Sheridan, WY. 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. Brennan to book an appointment today.

    Is this Dr. Michael Brennan affiliated with a ranked Castle Connolly Top Hospital?

    No, Brennan is not affiliated with a Castle Connolly Top Hospital, but is affiliated with the following hospitals: Sheridan Memorial Hospital - Sheridan, WY. Castle Connolly Top Hospitals 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 Michael Brennan accepting new patients in Sheridan, WY?

    Yes, Dr. Michael Brennan is accepting new patients at this time.

    Does Dr. Michael Brennan offer online booking?

    Please contact Dr. Brennan's office at (307) 675-2649 for information about online booking, telehealth, or to schedule an appointment.

    How can I make an appointment with Michael Brennan?

    Please contact Dr. Brennan's office at (307) 675-2649 for information regarding telehealth appointment availability or for scheduling assistance.

    Which board certifications does Dr. Michael Brennan have?

    Dr. Michael Brennan is certified by the American Board of Internal Medicine.

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