- Internal Medicine Doctors
- NY
- New York, NY
- Dr. Klaus-Dieter Lessnau, MD
Dr. Klaus-Dieter Lessnau, MD
Internal Medicine•Male•Age 67
Internal Medicine
Dr. Klaus-Dieter Lessnau, MD is a Internal Medicine Specialist in New York, NY and has over 37 years of experience in the medical field. He graduated from Friedrich Alexander University Erlangen in 1985. He is affiliated with Lenox Hill Hospital. His office accepts new patients and telehealth appointments.

Pulmonary Critical Care Group
110 E 59th St Rm 9C New York, NY 10022Accepting new patients
Compare with other Internal Medicine Specialists
Compare Dr. Lessnau with our nearby Internal Medicine Specialists at NewYork-Presbyterian Lower Manhattan Hospital.
Make an appointment at NewYork-Presbyterian Lower Manhattan Hospital today at (212) 235-1531.
These providers are on the medical staff of NewYork-Presbyterian Lower Manhattan Hospital.
Dr. Lessnau's Reviews
Likelihood to recommend Dr. Lessnau
5.0
Based on 4 ratings
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Claim your profileOverall Patient Satisfaction
Likelihood of recommending Dr. Lessnau to family and friends is 5 out of 5
About Me
Care Philosophy
Biography
Specialties
- Internal Medicine
- Critical Care Medicine
- Pulmonary Disease
- Pulmonary Rehabilitation
- Pulmonology
- Sleep Medicine
Board Certifications
- Critical Care Medicine
- Internal Medicine
- Pulmonary Disease
- Pulmonology
- Sleep Medicine
Education
Languages
- English
- French
- German
- Italian
- Spanish
Awards
- Healthgrades Honor Roll
Frequently Asked Questions
Does Dr. Klaus-Dieter Lessnau, MD offer telehealth services?
Dr. Lessnau has indicated that they offer telehealth. Contact the office to check for eligibility for your needs.
Is Dr. Klaus-Dieter Lessnau, MD accepting new patients?
Dr. Klaus-Dieter Lessnau, MD generally accepts new patients on Healthgrades. You can see Dr. Lessnau's profile to make an appointment.
Does Dr. Klaus-Dieter Lessnau, MD accept my insurance?
Use the Healthgrades insurance check to verify if Dr. Lessnau accepts your insurance.
What are Dr. Klaus-Dieter Lessnau, MD's top areas of care?
Dr. Lessnau frequently treats Wheezing, Shortness of Breath, and Sleep Apnea. See all procedures and conditions Dr. Lessnau treats.
Where is Dr. Klaus-Dieter Lessnau, MD's office located?
Dr. Lessnau's office is located at 110 E 59th St Rm 9C, New York, NY 10022. Find other locations and directions on Healthgrades.
What languages does Dr. Klaus-Dieter Lessnau, MD speak?
Dr. Lessnau speaks Spanish, French, and German. View profile to see all.
How can I make an appointment with Dr. Klaus-Dieter Lessnau, MD?
Find contact information here to make an appointment.
Experience and Background Checks
Background Check
Dr. Lessnau's conditions and procedures:
- Abdominal Pain
- Achilles Tendinitis
- Acidosis
- Acne
- Acute Bronchitis
- Acute Deep Vein Thrombosis (DVT)
- Acute Laryngitis
- Acute Pharyngitis
- Acute Sinusitis
- Acute Upper Respiratory Infection
- Acute Venous Embolism Thrombosis
- ADHD and-or ADD
- Adhesive Capsulitis
- Administrative Physical
- Adrenal Gland Cancer
- Adverse Drug Reactions
- Alkalosis
- All Headaches (incl. Migraine)
- All Types of Food Poisoning
- Allergic Conjunctivitis
- Allergic Rhinitis
- Anal or Rectal Pain
- Anaphylaxis
- Anemia
- Animal Allergies
- Ankle Sprains and Strains
- Anosmia
- Anxiety
- Arthritis
- Arthritis of the Elbow
- Asbestosis
- Asthma
- Asthma in Adults
- Atherosclerosis
- Atopic Dermatitis (Eczema)
- Autoimmune Diseases
- Back Pain
- Barrett's Esophagus
- Bedsores
- Benign Neoplasm of the Digestive System
- Biliary Atresia
- Bird Flu
- Bladder Infection
- Blood in Urine (Hematuria)
- Breast Cancer
- Breath Testing
- Breathing Disorders
- Bronchiectasis
- Bronchiolitis
- Bronchitis
- Bronchopulmonary Aspergillosis
- Bronchospasm
- Bruise of Face, Scalp, or Neck
- Bunion
- Calcium Metabolism Disorders
- Carpal Tunnel Syndrome
- Celiac Disease
- Cellulitis
- Chest Pain
- Chest Wall Pain Syndrome
- Chlamydia Infections
- Cholecystitis and Gallstones
- Chronic Bronchitis
- Chronic Care Management
- Chronic Laryngitis
- Chronic Neck Pain
- Chronic Pain
- Chronic Pharyngitis
- Chronic Pulmonary Heart Diseases (incl. Pulmonary Hypertension)
- Chronic Sinusitis
- Cluster Headache
- Cold Sore
- Collapsed Lung (Pneumothorax)
- Common Cold
- Confusion
- Constipation
- Contact Dermatitis
- Continuous Positive Airway Pressure (CPAP)
- COPD (Chronic Obstructive Pulmonary Disease)
- Cough
- Crohn's Disease
- Cryptococcosis
- Cystic Fibrosis
- Deep Vein Thrombosis (DVT)
- Dehydration
- Dermatitis
- Dermatitis Herpetiformis
- Diabetes Mellitus, Secondary
- Diabetes Type 2
- Diabetes With Renal Manifestations
- Diabetic Polyneuropathy
- Diaphragmatic and-or Hiatal Hernia
- Diarrhea
- Difficulty With Walking
- Diverticulitis, Intestinal
- Diverticulosis, Intestinal
- Dizziness
- Dry Eyes
- Ductal Carcinoma in Situ
- Dysentery
- Dyslipidemia
- Dysphagia
- Ear Ache
- Earwax Buildup
- Emphysema
- Empyema
- Enlarged Prostate (BPH)
- Enteritis
- Esophageal Fistula
- Esophagitis
- Essential Tremor
- Evaluation and Treatment of Sleep Disorders
- Fever
- Fibromyalgia
- Food Poisoning
- Foot Sprain
- Fungal Infections
- Fungal Nail Infection
- Gait Abnormality
- Gallstones
- Gas-Bloat Syndrome
- Gastric Ulcer
- Gastritis
- Gastroesophageal Reflux Disease (GERD)
- Gastroparesis
- Gout
- Hair Loss
- Hammer Toe
- Headache
- Heart Disease
- Heart Palpitations
- Hemorrhoids
- Hernia
- Herpes Simplex Infection
- Herpes Zoster Without Complication
- Hiatal Hernia
- HIV (Human Immunodeficiency Virus)
- Hives
- Hydrocele
- Hypercalcemia
- Hyperkalemia
- Hyperlipidemia
- Hypersensitivity Pneumonitis
- Hypertension
- Hypokalemia
- Hypotension
- Hypotension (Excluding Maternal)
- Hypothyroidism
- Indigestion
- Inflammatory Bowel Disease
- Influenza (Flu)
- Insomnia
- Interstitial Lung Disease
- Intertrigo
- Iron Metabolism Disorders
- Irritable Bowel Syndrome
- Itchy Skin
- Joint Pain
- Kidney Infection
- Kidney Infection, Acute
- Lactose Intolerance
- Laryngitis
- Leg and Foot Ulcers
- Limb Cramp
- Limb Pain
- Limb Swelling
- Limb Swelling Caused by Fluid Overload
- Lipid Disorders
- Lipomas
- Loss of Taste
- Low Back Pain
- Low Blood Oxygen Level
- Lung Abscess
- Lung Cancer
- Lung Nodule
- Lyme Disease
- Magnesium Metabolism Disorders
- Malaise and Fatigue
- Malnutrition
- Mastodynia
- Median Arcuate Ligament Syndrome (MALS)
- Menstrual Disorders (incl. Dysmenorrhea)
- Metastatic Respiratory System Cancer
- Migraine
- Mineral Metabolism Disorders
- Muscle Spasm
- Muscle Weakness
- Mycobacterial Lung Infection
- Nasopharyngitis
- Nausea
- Neuroendocrine Tumors
- Nighttime Urination (Nocturia)
- Noninfectious Gastroenteritis and Colitis
- Nosebleed
- Obesity
- Osteoarthritis
- Osteoarthritis of Ankle and Foot
- Osteoarthritis of Hip
- Osteoarthritis of Hip and Thigh
- Osteoarthritis of Knee
- Osteoarthritis of Shoulder
- Osteoarthritis of Spine
- Osteopenia
- Osteoporosis
- Otitis Media
- Overactive Bladder
- Overweight
- Painful Urination (Dysuria)
- Partial Lung Collapse
- Patellofemoral Pain Syndrome or Knee Pain
- Pericardial Disease
- Peripheral Autonomic Neuropathy
- Peripheral Nerve Disorders
- Peripheral Vascular Disease (PAD, PVD)
- Pharyngitis
- Phlebitis and Thrombophlebitis
- Phosphorus Metabolism Disorders
- Pinkeye (Conjunctivitis)
- Pleural Effusion
- Pneumoconiosis and Pneumonopathy
- Pneumonia
- Pneumonitis (Due to Solids or Liquids)
- Pollen Allergy
- Polymyalgia Rheumatica (PMR)
- Polyneuropathy
- Polyuria
- Postnasal Drip
- Primary Pulmonary Hypertension
- Primary Sclerosing Cholangitis
- Pulmonary Arteriovenous Malformation
- Pulmonary Disease
- Pulmonary Edema
- Pulmonary Embolism
- Pulmonary Eosinophilia
- Pulmonary Fibrosis
- Pulmonary Hypertension
- Pulmonary Insufficiency
- Pulmonary Procedures
- Pulmonary Rehabilitation Services
- Radiculopathy (Not Due to Disc Displacement)
- Rash
- Raynaud's Disease
- Reflux Esophagitis
- Respirator Fit Evaluations
- Respiratory Diseases
- Respiratory Failure
- Respiratory Management
- Respiratory Syncytial Virus
- Restless Leg Syndrome
- Rheumatoid Lung Disease
- Rib Fracture
- Ringworm
- Rosacea
- Ruptured Aortic Aneurysm
- Salivary Gland Stones and Inflammation
- Sarcoidosis
- Scabies
- Sciatica (Not Due to Disc Displacement)
- Secondary Malignancies
- Sexually Transmitted Diseases (STDs)
- Shingles
- Shortness of Breath
- Shoulder Tendinitis and Tenosynovitis
- Sinus Bradycardia
- Sinus Tachycardia
- Sinusitis
- Sleep Apnea
- Sleep Disorders
- Sleep-Related Leg Cramp
- Smoking Cessation Counseling
- Speech, Language and Learning Disorders
- Sprains and Strains (incl. Muscle Tear)
- Swine Flu
- Throat Pain
- Thrombosis
- Thyroid Cancer
- Thyroid Goiter
- Tinnitus
- Tobacco Use Disorder
- Tobacco Withdrawal
- Tonsillitis
- Traumatic Brain Injury
- Tremor
- Trigeminal Neuralgia
- Tuberculosis
- Tuberculosis Screening
- Ulcerative Colitis
- Urinary Incontinence
- Urinary Stones
- Urinary Tract Infection (UTI)
- Vaginitis and-or Vaginosis
- Vascular Disease
- Venous Embolism and Thrombosis
- Venous Insufficiency
- Vertigo
- Viral Hepatitis
- Viral Infection
- Vitamin B Deficiency
- Vitamin B12 Deficiency
- Vitamin D Deficiency
- Vocal Cord Paralysis
- Wheezing
- Whooping Cough
- Yeast Infections
Insurance Check
Search for your insurance provider
Dr. Lessnau accepts
Accepted insurance can change. Please double-check when making an appointment.
Dr. Lessnau accepts the following insurance:
- Aetna
- Aetna HMO
- Choice PPO
- Select
- Amerihealth
- Personal Choice PPO
- Anthem
- National (BlueCard Basic) PPO
- National (BlueCard) PPO
- Blue Cross Blue Shield
- Blue Card PPO
- CareFirst Blue Cross Blue Shield
- HealthyBlue 2.0
- HealthyBlue Advantage
- Cigna
- Cigna HMO
- Cigna PPO
- Open Access
- Open Access Plus
- EmblemHealth
- GHI HMO
- Harvard Pilgrim Health Care
- Harvard Pilgrim Health Care PPO
- Humana
- Choice Care PPO
- Oxford Health Plans
- Freedom Plan
- UnitedHealthCare
- Oxford Liberty
Locations
Pulmonary Critical Care Group
Practice
Pulmonary Critical Care Group
Affiliated Hospitals
Dr. Lessnau is affiliated with the following hospital. Select the hospital below to learn more.
Learn more about how Healthgrades measuresHospital Quality.75% Patients that would definitely recommend, 5% higher than the national average
23 Awards Received
Award Highlight: Patient Safety Excellence Award™ (2022)
Compare with other Internal Medicine Specialists
Compare Dr. Lessnau with our nearby Internal Medicine Specialists at NewYork-Presbyterian Lower Manhattan Hospital.
Make an appointment at NewYork-Presbyterian Lower Manhattan Hospital today at (212) 235-1531.
These providers are on the medical staff of NewYork-Presbyterian Lower Manhattan Hospital.
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