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Dr. Laura Onderko, MD

Portland, ME

Accepting patients

Affiliated with a Castle Connolly Top Hospital

    Who is Dr. Onderko, Cardiologist in Portland, ME?

    Dr. Laura Onderko, MD is a Cardiologist, who primarily practices in Portland, ME with 2 additional practice locations. Dr. Onderko is fluent in English, and is currently seeing new patients. Dr. Onderko’s practice accepts Medicaid, Medicare and other major insurance plans. To book an appointment or to confirm insurance options, please call Dr. Onderko’s office at (207) 662-0111.

    What languages does Dr. Onderko speak?

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

    • English

    What conditions does a Cardiologist like Dr. Onderko typically treat?

    As a Cardiologist, Dr. Onderko 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. Onderko. 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.

    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:

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

    ICD-10 Codes:

    • R079: Chest pain, unspecified

    Also known as:

    • Rheumatic Mitral and Aortic Valve Disease
    • Heart Valve Disease
    • Streptococcal Infection
    • Multiple Rheumatic Heart Valve Disease
    • Rheumatic Fever Affecting Heart Valves

    ICD-10 Codes:

    • I080: Rheumatic disorders of both mitral and aortic valves

    Also known as:

    • Atrial Fibrillation
    • Afib
    • A-fib
    • Irregular heart rhythm

    ICD-10 Codes:

    • I480: Paroxysmal atrial fibrillation

    What procedures does a Cardiologist like Dr. Onderko typically perform?

    As a Cardiologist, procedures performed by Dr. Laura Onderko may include:

    Please contact Dr. Onderko's office directly to confirm care for your specific procedure, for more information, or to schedule a consultation.

    Does Dr. Onderko accept my insurance?

    Dr. Onderko accepts most major insurance plans. Important: Please call our office at (207) 662-0111 before your appointment to verify that your specific plan and network are accepted.

    What insurance plans does Dr. Onderko accept in Portland, ME?

    Dr. Onderko in Portland, ME accepts plans from many carriers. While this list is updated regularly, it is not a guarantee of coverage.

    Top Insurances

    • Cigna Group

    • Community Health Options

    • CVS Health (formerly Aetna)

    • Humana

    • Martin's Point Health Care

    • Medicaid

    • Medicare

    • Point32Health

    • UMR Administered Payer

    • UnitedHealth Group

    View All Insurances

    Where is Dr. Onderko's office located?

    Dr. Laura Onderko's Primary Practice

    335 Brighton Ave Ste B

    Portland, ME 04102

    (207) 662-0111

    Get Directions

    Dr. Laura Onderko's Practice 2

    791 Turner St # 2

    Auburn, ME 04210

    Get Directions

    Dr. Laura Onderko's Practice 3

    198 Main St Ste A

    Lewiston, ME 04240

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

    Dr. Onderko's National Provider Identifier (NPI) number is 1174919864.

    What common questions do patients ask about Dr. Onderko?

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

    What is Dr. Laura Onderko's specialty?

    Dr. Onderko is a Cardiologist near Portland, ME.

    What does a Cardiologist do?

    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.

    Is Dr. Laura Onderko affiliated with a ranked Castle Connolly Top Hospital?

    Yes, Dr. Onderko is affiliated with Mainehealth Maine Medical Center Portland, Pen Bay Medical Center, Mid Coast Hospital, Central Maine Medical Center, Northern Light Mercy Hospital, Mainegeneral 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 Cardiologist?: Guides for symptoms, conditions, and treatments

    Understand your symptoms and know when it’s time to see a Cardiologist. 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 Dr. Laura Onderko accepting new patients in Portland, ME?

    Yes, Dr. Laura Onderko is accepting new patients at this time.

    Does Dr. Laura Onderko offer online booking?

    Please contact Dr. Onderko's office at (207) 662-0111 for information about online booking, telehealth, or to schedule an appointment.

    How can I make an appointment with Dr. Laura Onderko?

    Please contact Dr. Onderko's office at (207) 662-0111 to schedule an appointment.

    Where is Dr. Onderko's office located?

    Dr. Onderko's offices are located in Portland, ME, Auburn, ME, and Lewiston, ME.

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