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Dr. Leonard Oneill, MD

Kalamazoo, MI

38 Years of Experience

Accepting patients

    Who is Dr. Oneill, Internist in Kalamazoo, MI?

    Dr. Leonard Oneill, MD is an Internist, who primarily practices in Kalamazoo, MI. He has been practicing for over 38 years and is board certified. Dr. Oneill is fluent in English, and is currently seeing new patients. To book an appointment or to confirm insurance options, please call Dr. Oneill’s office at (269) 341-8822.

    What languages does Dr. Oneill speak?

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

    • English

    Which conditions does Dr. Oneill treat as a Internist?

    As a Internist, conditions treated by an Dr. Leonard Oneill may include:

    Please contact Dr. Oneill's office for more information or to schedule a consultation.

    Which procedures does Dr. Oneill perform as a Internist?

    As a Internist, procedures performed by an Dr. Leonard Oneill may include:

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

    Does Dr. Oneill accept my insurance?

    Please contact Dr. Oneill's office to confirm accepted insurance plans.

    Where is Dr. Oneill's office located?

    Dr. Leonard Oneill's Primary Practice

    535 S Burdick St

    Kalamazoo, MI 49007

    (269) 341-8822

    Get Directions

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

    Dr. Oneill's National Provider Identifier (NPI) number is 1215907787.

    What common questions do patients ask about Dr. Oneill?

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

    What is Dr. Leonard Oneill's specialty?

    Dr. Oneill is a Internist near Kalamazoo, MI.

    A physician who provides long-term, comprehensive care in the office and the hospital, managing both common and complex illness of adolescents, adults and the elderly. Internists are trained in the diagnosis and treatment of cancer, infections and diseases affecting the heart, blood, kidneys, joints and digestive, respiratory and vascular systems. They are also trained in the essentials of primary care internal medicine, which incorporates an understanding of disease prevention, wellness, substance abuse, mental health and effective treatment of common problems of the eyes, ears, skin, nervous system and reproductive organs.

    Contact Dr. Oneill to book an appointment today.

    Is this Dr. Leonard Oneill affiliated with a ranked Castle Connolly Top Hospital?

    No, Oneill is not affiliated with a Castle Connolly Top Hospital. 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 Internist?

    Explore Internist 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 Leonard Oneill accepting new patients in Kalamazoo, MI?

    Yes, Dr. Leonard Oneill is accepting new patients at this time.

    Does Dr. Leonard Oneill offer online booking?

    Please contact Dr. Oneill's office at (269) 341-8822 for information about online booking, telehealth, or to schedule an appointment.

    How can I make an appointment with Leonard Oneill?

    Please contact Dr. Oneill's office at (269) 341-8822 for information regarding telehealth appointment availability or for scheduling assistance.

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