Dr. Klaus-Dieter Lessnau, MD
Internal Medicine*•Male•Age 70
Internal Medicine*
Dr. Klaus-Dieter Lessnau, MD is an internist in New York, NY and has over 35 years of experience in the medical field. Dr. Lessnau has extensive experience in Obstructive Lung Disease. He graduated from Friedrich Alexander University Erlangen in 1985. He is affiliated with Lenox Hill Hospital. He is accepting new patients and telehealth appointments.
Practice
1041 3rd Ave Ste 203 New York, NY 10065At a Glance
- Areas of ExpertiseDr. Lessnau specializes in the areas of Critical Care Medicine, Internal Medicine, Pulmonary Disease & Pulmonology. • See board certifications
- Explains Conditions Well
- Offers TelehealthThis doctor offers telehealth appointments. Call the office to schedule an appointment.
- Practices at Top Hospital
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Dr. Lessnau's Reviews
Likelihood to recommend Dr. Lessnau
5.0
| 5 Star | 100% | 100% |
| 4 Star | 0% | 0% |
| 3 Star | 0% | 0% |
| 2 Star | 0% | 0% |
| 1 Star | 0% | 0% |
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Likelihood of recommending Dr. Lessnau to family and friends is 5 out of 5
About Me
care philosophy
I believe in very high quality care for my patients. Superdoctor as by New York Times Magazine 2014 Best Doctor as by New York Magazine 2014biography
I have always believed in highly educated professional work. With IM PUD CCM Sleep IP Nephrology and many years of experience I am very well equipped to help my patients. My focus is improvement of the patient!I am also board certified in bronchology and interventional pulmonology.
Internal Medicine
Critical Care Medicine
Pulmonary Disease
*Healthgrades does not verify qualifications for medical specialties. Please verify your provider's specialty and qualifications directly with your provider and applicable medical board.
Mount Sinai Hospital
Fellowship HospitalSuny Downstate Medical Center
Fellowship HospitalCabrini Mc
Fellowship Hospital, 1993Center Of Im
Internship Hospital, 1988Friedrich Alexander University Erlangen
Medical School, 1985
Healthgrades receives board action history for physicians and physician assistants. The information displayed here is sourced from independent information providers, such as state board websites, and may not be the most up-to-date information. Healthgrades makes no representations with respect to the accuracy of any information provided here and assumes no responsibility or liability for such information.
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- Hours
- Mon: 8:00am - 8:00pm
- Tue: 8:00am - 8:00pm
- Wed: 8:00am - 8:00pm
- Thu: 8:00am - 8:00pm
- Fri: 8:00am - 8:00pm
- Sat: closed
- Sun: 8:00am - 8:00pm
- Directions
Affiliated Hospitals
- Recipient of 42
hospital awardsAmerica's 100 Best Hospitals Award™ (2025, 2024, 2023)
Top 1% in the nation for providing the highest clinical quality year over year
View all awardsAmerica's 250 Best Hospitals Award™ (2025, 2024, 2023)
Top 1% in the nation for providing the highest clinical quality year over year
View all patient feedbackHow patients felt about the care they received at this hospital.
84%Patients said they were given information about recovering at home79%Patients said that doctors always listened to them and explained things well3% higher than the national average
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