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Dr. Klaus-Dieter Lessnau, MD

Dr. Klaus-Dieter Lessnau, MD

Sleep Medicine Specialist - Internist, Critical Care Internist, Pulmonologist

New York, NY

34 Years of Experience

Accepting patients
Online booking

Affiliated with a Castle Connolly Top Hospital

    Who is Dr. Lessnau, Sleep Medicine Specialist - Internist in New York, NY?

    Dr. Klaus-Dieter Lessnau, MD is a Sleep Medicine Specialist - Internist, who primarily practices in New York, NY with 1 additional practice location. He has been practicing for over 34 years and is board certified. Dr. Lessnau graduated from Friedrich-Alexander-University / Medical College and completed his residency at Cabrini Mc. Dr. Lessnau is fluent in English, German, and Spanish, and is currently seeing new patients. Dr. Lessnau’s practice accepts Medicaid, Medicare, Aetna, Cigna, UnitedHealthcare and other major insurance plans. To book an appointment or to confirm insurance options, please call Dr. Lessnau’s office at (212) 583-2969.

    What are Areas of Expertise for Dr. Lessnau?

    Dr. Klaus-Dieter Lessnau, MD is a highly-rated, board-certified Sleep Medicine Specialist - Internist 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. Lessnau empowers patients to confidently navigate their health journey, specializing in Airway Disorders, Bronchoscopy-Advanced, Interstitial Lung Disease, Interventional Bronchoscopy, Interventional Pulmonology, Pleural Disease, Post COVID-19 Care, Sleep Disorders/Apnea, Sleep Disorders/Apnea, Tracheobronchomalacia TBM, and comprehensive wellness support. Serving the New York, NY community, Dr. Lessnau is dedicated to enhancing lives through expert, patient-centered care.

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

    • Fellowship: Mount Sinai Medical Center | Downstate Medical Center

    • Residency: Cabrini Mc | Cabrini Med Ctr | CABRINI MEDICAL CENTER

    • Medical School: Friedrich-Alexander-Universitaet Erlangen-Nuernberg, Medizinischen Fakultat | Friedrich-Alexander-University / Medical College | Friedrich-Alexander-University / Medical College | Friedrich-Schiller-Universit‰t Jena Medizinische Fakult‰t

    Is Dr. Lessnau board certified as a Sleep Medicine Specialist - Internist?

    Yes, Dr. Klaus-Dieter Lessnau, MD is board certified by the American Board of Internal Medicine

    What languages does Dr. Lessnau speak?

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

    • English
    • German
    • Spanish

    What conditions does a Sleep Medicine Specialist - Internist like Dr. Lessnau typically treat?

    As a Sleep Medicine Specialist - Internist, Dr. Lessnau 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. Lessnau. 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:

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

    ICD-10 Codes:

    • R0600: Dyspnea, unspecified
    • R0602: Shortness of breath

    Also known as:

    • Obstructive Sleep Apnea
    • Sleep Apnea
    • Obstructive sleep apnea
    • OSA
    • Blocked airway during sleep
    • Snoring and gasping during sleep

    ICD-10 Codes:

    • G4733: Obstructive sleep apnea (adult) (pediatric)

    Also known as:

    • Asthma
    • Reactive Airway Disease
    • Bronchial Asthma
    • Allergic Asthma

    ICD-10 Codes:

    • J45909: Unspecified asthma, uncomplicated

    What procedures does a Sleep Medicine Specialist - Internist like Dr. Lessnau typically perform?

    As a Sleep Medicine Specialist - Internist, procedures performed by Dr. Klaus-Dieter Lessnau may include:

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

    Does Dr. Lessnau accept my insurance?

    Dr. Lessnau accepts most major insurance plans. Important: Please call our office at (212) 583-2969 before your appointment to verify that your specific plan and network are accepted.

    What insurance plans does Dr. Lessnau accept in New York, NY?

    Dr. Lessnau in New York, NY accepts plans from many carriers. While this list is updated regularly, it is not a guarantee of coverage.

    Top Insurances

    • Aetna

    • Cigna Group

    • CVS Health (formerly Aetna)

    • Elevance Health Inc. (formerly Anthem)

    • Healthfirst New York

    • Medicaid

    • Medicare

    • New York City Health and Hospitals Corporation

    • Service Employees International Union (SEIU)

    • UnitedHealth Group

    View All Insurances

    Where is Dr. Lessnau's office located?

    Dr. Klaus-Dieter Lessnau's Primary Practice

    1041 3rd Ave Ste 203

    New York, NY 10065

    (212) 583-2969

    Get Directions

    Dr. Klaus-Dieter Lessnau's Practice 2

    110 W 14th St

    New York, NY 10011

    Get Directions

    Would you like to schedule an appointment with Dr. Klaus-Dieter Lessnau?

    Dr. Lessnau has appointments available at his New York, NY office, as well as 1 other location. Please select a location, date, and time below.

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

    Dr. Lessnau's National Provider Identifier (NPI) number is 1083684708.

    What common questions do patients ask about Dr. Lessnau?

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

    What is Dr. Klaus-Dieter Lessnau's specialty?

    Dr. Lessnau is a Sleep Medicine Specialist - Internist near New York, NY.

    What does a Sleep Medicine Specialist - Internist do?

    An internist specializing in Sleep Medicine is certified in this subspecialty and focuses on the clinical evaluation, physiological testing, diagnosis, treatment, and prevention of sleep and circadian rhythm disorders. These specialists care for patients of all ages, utilizing a multidisciplinary approach. Conditions they manage include, but are not limited to, sleep-related breathing disorders, insomnia, hypersomnia's, circadian rhythm disorders, parasomnias, and sleep-related movement disorders.

    Is Dr. Klaus-Dieter Lessnau affiliated with a ranked Castle Connolly Top Hospital?

    Yes, Dr. Lessnau is affiliated with Lenox Hill Hospital 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 Sleep Medicine Specialist - Internist?: Guides for symptoms, conditions, and treatments

    Understand your symptoms and know when it’s time to see a Sleep Medicine Specialist - Internist. 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. Klaus-Dieter Lessnau accepting new patients in New York, NY?

    Yes, Dr. Klaus-Dieter Lessnau is accepting new patients at this time.

    Does Dr. Klaus-Dieter Lessnau offer online booking?

    Yes, you can use online booking to schedule an appointment with Dr. Lessnau, or call (212) 583-2969 for more information.

    How can I make an appointment with Dr. Klaus-Dieter Lessnau?

    Yes, you can use online booking to schedule an appointment with Dr. Lessnau, or call (212) 583-2969 for more information.

    Where is Dr. Lessnau's office located?

    Dr. Lessnau's office is located in New York, NY.

    Which board certifications does Dr. Klaus-Dieter Lessnau have?

    Dr. Klaus-Dieter Lessnau is certified by the American Board of Internal Medicine.