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Dr. Todd Mahr, MD

Dr. Todd Mahr, MD

La Crosse, WI

35 Years of Experience

Accepting patients

Affiliated with a Castle Connolly Top Hospital

    Who is Dr. Mahr, Pediatric Allergist & Immunologist in La Crosse, WI?

    Dr. Todd Mahr, MD is a Pediatric Allergist & Immunologist, who primarily practices in La Crosse, WI with 2 additional practice locations. He has been practicing for over 35 years and is board certified. Dr. Mahr graduated from New Jersey College of Dentistry and completed his residency at Lutheran Hosp-La Crosse, Pediatrics. Dr. Mahr is fluent in English, and is currently seeing new patients. Dr. Mahr’s practice accepts Medicare, Aetna, Cigna, UnitedHealthcare and other major insurance plans. To book an appointment or to confirm insurance options, please call Dr. Mahr’s office at (608) 782-7300.

    What are Areas of Expertise for Dr. Mahr?

    Dr. Todd Mahr, MD is a highly-rated, board-certified Pediatric Allergist & Immunologist known for expertly diagnosing, treating, and managing a wide array of related conditions and procedures. Utilizing the latest medical advancements and evidence-based practices, Dr. Mahr empowers patients to confidently navigate their health journey, specializing in Allergy, Immunotherapy, and comprehensive wellness support. Serving the La Crosse, WI community, Dr. Mahr is dedicated to enhancing lives through expert, patient-centered care.

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

    • Fellowship: Allergy-Immunology Fellowship Northwestern University Medical School - Children's Memorial Hospital Chicago, IL | Northwestern Med School/Childrens Memorial Hosp, Allergy/Immunology Fellowship

    • Residency: Lutheran Hosp-La Crosse, Pediatrics | Gundersen Lutheran

    • Medical School: University of Wi Med Sch, Madison Wi | New Jersey College of Dentistry

    Is Dr. Mahr board certified as a Pediatric Allergist & Immunologist?

    Yes, Dr. Todd Mahr, MD is board certified by the American Board of Allergy and Immunology , American Board of Pediatrics

    What languages does Dr. Mahr speak?

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

    • English

    What conditions does a Pediatric Allergist & Immunologist like Dr. Mahr typically treat?

    As a Pediatric Allergist & Immunologist, Dr. Mahr 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. Mahr. 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:

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

    ICD-10 Codes:

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

    Also known as:

    • Mild Persistent Asthma
    • Asthma
    • Ongoing Mild Asthma
    • Regular Mild Asthma
    • Chronic Mild Asthma

    ICD-10 Codes:

    • J4530: Mild persistent asthma, uncomplicated

    Also known as:

    • Allergic Rhinitis
    • Allergy
    • Nasal allergy
    • Chronic allergy symptoms
    • Allergic reactions

    ICD-10 Codes:

    • J3089: Other allergic rhinitis

    Also known as:

    • Other Food Allergy
    • Food Allergy
    • Unspecified Food Allergy
    • Multiple Food Allergies
    • Food Hypersensitivity

    ICD-10 Codes:

    • Z91018: Allergy to other foods

    What procedures does a Pediatric Allergist & Immunologist like Dr. Mahr typically perform?

    As a Pediatric Allergist & Immunologist, procedures performed by Dr. Todd Mahr may include:

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

    Does Dr. Mahr accept my insurance?

    Dr. Mahr accepts most major insurance plans. Important: Please call our office at (608) 782-7300 before your appointment to verify that your specific plan and network are accepted.

    What insurance plans does Dr. Mahr accept in La Crosse, WI?

    Dr. Mahr in La Crosse, WI accepts plans from many carriers. While this list is updated regularly, it is not a guarantee of coverage.

    Top Insurances

    • Aetna

    • Allegiance Benefit Plan Management

    • Blue Cross Blue Shield

    • Blue Cross Blue Shield of Illinois

    • Elevance Health Inc. (formerly Anthem)

    • Marshfield Clinic Health System

    • Medicare

    • Midlands Choice (NE)

    • UMR Administered Payer

    • Wellmark Blue Cross Blue Shield

    View All Insurances

    Where is Dr. Mahr's office located?

    Dr. Todd Mahr's Primary Practice

    1836 South Ave

    La Crosse, WI 54601

    (608) 782-7300

    Get Directions

    Bethany Riverside

    2575 7th St S

    La Crosse, WI 54601

    Get Directions

    Dr. Todd Mahr's Practice 3

    1111 W Wisconsin St

    Sparta, WI 54656

    Get Directions

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

    Dr. Mahr's National Provider Identifier (NPI) number is 1659374411.

    What common questions do patients ask about Dr. Mahr?

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

    What is Dr. Todd Mahr's specialty?

    Dr. Mahr is a Pediatric Allergist & Immunologist near La Crosse, WI.

    What does a Pediatric Allergist & Immunologist do?

    A Pediatric Allergist & Immunologist is a physician who specializes in diagnosing and treating allergies, asthma, and immune system disorders in infants, children, and adolescents. These specialists address conditions such as food allergies, eczema, hay fever, allergic reactions, primary immunodeficiencies, and autoimmune diseases, providing comprehensive care tailored to the unique needs of younger patients. They also focus on education and prevention strategies to improve long-term health outcomes.

    Is this Dr. Todd Mahr affiliated with a ranked Castle Connolly Top Hospital?

    Yes, Dr. Mahr is affiliated with Gundersen Lutheran Medical Center which is a Castle Connolly Top Hospital. 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 Pediatric Allergist & Immunologist?: Guides for symptoms, conditions, and treatments

    Understand your symptoms and know when it’s time to see a Pediatric 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 Todd Mahr accepting new patients in La Crosse, WI?

    Yes, Dr. Todd Mahr is accepting new patients at this time.

    Does Dr. Todd Mahr offer online booking?

    Please contact Dr. Mahr's office at (608) 782-7300 for information about online booking, telehealth, or to schedule an appointment.

    How can I make an appointment with Todd Mahr?

    Please contact Dr. Mahr's office at (608) 782-7300 for information regarding telehealth appointment availability or for scheduling assistance.

    Which board certifications does Dr. Todd Mahr have?

    Dr. Todd Mahr is certified by the American Board of Allergy and Immunology and American Board of Pediatrics.

    <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>