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Dr. Lawrence Hennessey, MD

Allergist & Immunologist

Ann Arbor, MI

Accepting patients

    Who is Dr. Hennessey, Allergist & Immunologist in Ann Arbor, MI?

    Dr. Lawrence Hennessey, MD is an Allergist & Immunologist, who primarily practices in Ann Arbor, MI with 2 additional practice locations. He is board certified. Dr. Hennessey graduated from Michigan State University, College of Human Medicine and completed his residency at Univ Of Mi Hosps & Hlth Ctrs, Allergy And Immunology; Mi State Univ Clinical Ctr, Internal Medicine. Dr. Hennessey is fluent in English, and is currently seeing new patients. Dr. Hennessey’s practice accepts Medicaid, Medicare and other major insurance plans. To book an appointment or to confirm insurance options, please call Dr. Hennessey’s office at (517) 349-0027.

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

    • Residency: Univ Of Mi Hosps & Hlth Ctrs, Allergy And Immunology; Mi State Univ Clinical Ctr, Internal Medicine | Michigan State University Program

    • Medical School: Michigan State University, College of Human Medicine

    Is Dr. Hennessey board certified as an Allergist & Immunologist?

    Yes, Dr. Lawrence Hennessey, MD is board certified by the American Board of Internal Medicine , American Board of Pediatrics

    What languages does Dr. Hennessey speak?

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

    • English

    What conditions does an Allergist & Immunologist like Dr. Hennessey typically treat?

    As an Allergist & Immunologist, Dr. Hennessey 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. Hennessey. 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:

    • Allergic Rhinitis
    • Pet Allergy
    • Allergy
    • Nasal allergy
    • Chronic allergy symptoms
    • Allergic reactions
    • Animal dander allergy
    • Cat allergy
    • Dog allergy
    • Allergic rhinitis from pets

    ICD-10 Codes:

    • J3089: Other allergic rhinitis
    • J3081: Allergic rhinitis due to animal (cat) (dog) hair and dander

    Also known as:

    • Hay Fever
    • Allergic Rhinitis
    • Allergy
    • Pollen allergy
    • Seasonal allergies
    • Allergic rhinitis
    • Nasal allergies
    • Allergy rhinitis
    • Chronic runny nose

    ICD-10 Codes:

    • J301: Allergic rhinitis due to pollen
    • J309: Allergic rhinitis, unspecified

    Also known as:

    • Moderate Persistent Asthma
    • Mild Intermittent Asthma
    • Asthma
    • Ongoing Moderate Asthma
    • Regular Moderate Asthma
    • Chronic Moderate Asthma
    • Occasional Asthma
    • Mild Asthma Attacks
    • Infrequent Asthma

    ICD-10 Codes:

    • J4540: Moderate persistent asthma, uncomplicated
    • J4520: Mild intermittent asthma, uncomplicated

    Also known as:

    • Other Types of Hives
    • Hives
    • Atypical hives
    • Uncommon urticaria
    • Variant hives

    ICD-10 Codes:

    • L508: Other urticaria

    Also known as:

    • Non-Hereditary Low Immunoglobulin Levels
    • Immune System and Disorder
    • Acquired Antibody Deficiency
    • Non-Genetic Immune Deficiency

    ICD-10 Codes:

    • D801: Nonfamilial hypogammaglobulinemia

    What procedures does an Allergist & Immunologist like Dr. Hennessey typically perform?

    As an Allergist & Immunologist, procedures performed by Dr. Lawrence Hennessey may include:

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

    Does Dr. Hennessey accept my insurance?

    Dr. Hennessey accepts most major insurance plans. Important: Please call our office at (517) 349-0027 before your appointment to verify that your specific plan and network are accepted.

    What insurance plans does Dr. Hennessey accept in Ann Arbor, MI?

    Dr. Hennessey in Ann Arbor, MI accepts plans from many carriers. While this list is updated regularly, it is not a guarantee of coverage.

    Top Insurances

    • Blue Cross Blue Shield of Michigan

    • CVS Health (formerly Aetna)

    • Henry Ford Health System

    • Humana

    • McLaren Health Care

    • Medicare

    • Physicians Health Plan of Northern Indiana

    • Spectrum / Priority Health

    • UMR Administered Payer

    • UnitedHealth Group

    View All Insurances

    Where is Dr. Hennessey's office located?

    Dr. Lawrence Hennessey's Primary Practice

    24 Frank Lloyd Wright Dr

    Ann Arbor, MI 48105

    (517) 349-0027

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    A1

    3955 Okemos Rd Ste A1

    Okemos, MI 48864

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    Dr. Lawrence Hennessey's Practice 3

    325 Briarwood Cir

    Ann Arbor, MI 48108

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    What hospitals are Dr. Hennessey affiliated with?

    Dr. Hennessey has admitting privileges at the following hospitals:

    University Of Michigan Health - University Hospital,Ann Arbor, MI

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

    Dr. Hennessey's National Provider Identifier (NPI) number is 1629078142.

    What common questions do patients ask about Dr. Hennessey?

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

    What is Dr. Lawrence Hennessey's specialty?

    Dr. Hennessey is an Allergist & Immunologist near Ann Arbor, MI.

    What does an Allergist & Immunologist do?

    An allergist-immunologist is well-versed in the assessment, physical examination, laboratory diagnosis, and treatment of immune system disorders. These conditions include, but are not limited to, eczema, asthma, anaphylaxis, rhinitis, and adverse reactions to food, medication, and insect stings. Furthermore, they manage immune deficiency diseases, whether acquired or congenital, issues with host defense, and challenges associated with autoimmune diseases, organ transplantation, or immune system malignancies.

    Is Dr. Lawrence Hennessey affiliated with a ranked Castle Connolly Top Hospital?

    No, Dr. Hennessey is not affiliated with a Castle Connolly Top Hospital, but is affiliated with the following hospitals: University Of Michigan Health - University 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

    When to see an Allergist & Immunologist?: Guides for symptoms, conditions, and treatments

    Understand your symptoms and know when it’s time to see an Allergist & Immunologist. 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. Lawrence Hennessey accepting new patients in Ann Arbor, MI?

    Yes, Dr. Lawrence Hennessey is accepting new patients at this time.

    Does Dr. Lawrence Hennessey offer online booking?

    Please contact Dr. Hennessey's office at (517) 349-0027 for information about online booking, telehealth, or to schedule an appointment.

    How can I make an appointment with Dr. Lawrence Hennessey?

    Please contact Dr. Hennessey's office at (517) 349-0027 to schedule an appointment.

    Where is Dr. Hennessey's office located?

    Dr. Hennessey's offices are located in Ann Arbor, MI and Okemos, MI.

    Which board certifications does Dr. Lawrence Hennessey have?

    Dr. Lawrence Hennessey is certified by the American Board of Internal Medicine and American Board of Pediatrics.