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Department Allergy and Clinical Immunology
Primary Location Chagrin Falls Family Health Center
Type of Doctor Both Adults and Children & Adolescents
Languages English
Surgeon No
Locations Specialties & Treatments

Treatment & Services

  • Allergy Immunotherapy
  • Allergy Skin Tests
  • Allergy Tests
  • Aspirin Challenge
  • Aspirin Desensitization
  • Diagnosing Asthma
  • Diagnostic Skin Testing for Food, Inhalant, and Drug Allergy
  • Drug Challenge
  • Drug Desensitization
  • Exhaled Breath Analysis
  • Food Challenge Test
  • Immunodeficiency Evaluation
  • Intravenous Immunoglobulin Therapy
  • Pulmonary Function Testing
View all 14 Treatment & Services +

Specialty in Diseases & Conditions

  • Allergic Disorders
  • Allergic Rhinitis
  • Allergies
  • Anaphylaxis
  • Angioedema
  • ASA Triad
  • Aspirin Sensitivity
  • Asthma
  • Asthma Causes and Triggers
  • Drug Allergy
  • Environmental Allergies
  • Eosinophilic Esophagitis
  • Hives (Urticaria)
  • Insect Sting Allergies
  • Latex Allergy
  • Medication Allergies
View all 16 Specialties +


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About David Lang, MD

David M. Lang, M.D., serves as Chairman of the Department of Allergy and Clinical Immunology in the Respiratory Institute at the Cleveland Clinic.

Dr. Lang has carried out a number of research projects, including studies of the epidemiology of urban asthma, drug allergy, anaphylaxis, and chronic urticaria. He has been active in national and regional medical organizations, and has published more than 100 articles in the medical literature. Dr. Lang was a member of the Joint Practice Parameters Task Force for the specialty of Allergy and Immunology (2001-2018), and served as Co-Chair of this Task Force (2016-2018). He also currently served as Chair of the National Quality Forum Pulmonary and Critical Care Standing Committee and as a member of the National Quality Partners Antibiotic Stewardship Action Team.

He currently serves as President of the American Academy of Allergy, Asthma, and Immunology, the largest professional medical organization dedicated to the specialty of Allergy and Clinical Immunology.

Dr. Lang has been selected annually as a “Top Doc” in Allergy/Immunology by Cleveland Magazine and as one of the Best Doctors in America for more than a decade. He currently serves as Deputy Editor for the Journal of Asthma, and is on the Editorial Board of Allergy and Asthma Proceedings; he previously served as Associate Editor and Section Editor of the Annals of Allergy, Asthma, and Immunology. Dr. Lang received the Hahnemann University Hospital Leadership Award in 1996, and was the recipient of the Pharmacia Allergy Research Foundation Award at the International College of Allergology and Clinical Immunology meeting in Stockholm in 1994.

Dr. Lang received his medical degree from the University of Michigan in Ann Arbor and completed residency training in Internal Medicine at Henry Ford Hospital in Detroit. Dr. Lang also served an additional year as chief medical resident, prior to pursuing subspecialty training in Allergy and Clinical Immunology at Scripps Clinic and Research Foundation in La Jolla, California.

He is board-certified by the American Board of Internal Medicine, the National Board of Medical Examiners, and the American Board of Allergy and Immunology, for which he completed voluntary re-certification in 2005 and 2015.

His medical career has been supported by his wife, Marjory, and two children, Madelyn and Jonathan. Dr. Lang appreciates the support from his family, friends, and colleagues, and is grateful for opportunities to contribute to the field of Allergy and Immunology.

Education & Professional Highlights

Education & Professional Highlights


Education & Fellowships

Fellowship - Scripps Clinic and Research Foundation
Allergy & Immunology
La Jolla, CA

Residency - Henry Ford Hospital
Internal Medicine
Detroit, MI

Internship - Henry Ford Hospital
Detroit, MI

Medical Education - University of Michigan Medical School
Ann Arbor, MI

Undergraduate - University of Michigan
Ann Arbor, MI

Undergraduate - Oakland University
I did not earn a degree at Oakland University
Rochester, MI


  • Internal Medicine
  • Allergy and Immunology

Specialty Interests

allergic disorders, anaphylaxis, aspirin sensitivity, asthma, urticaria, drug allergy

Awards & Honors

  • Best Doctors 2006-Present
Research & Publications

Research & Publications

See publications for David Lang, MD.

(Disclaimer: This search is powered by PubMed, a service of the U.S. National Library of Medicine. PubMed is a third-party website with no affiliation with Cleveland Clinic.)

Industry Relationships

Industry Relationships

Cleveland Clinic physicians and scientists may collaborate with the pharmaceutical or medical device industries to help develop medical breakthroughs or provide medical expertise or education. Cleveland Clinic strives to make scientific advances that will benefit patient care and support outside relationships that promise public benefit. In order for the discoveries of Cleveland Clinic physicians' and scientists' laboratories and investigations to benefit the public, these discoveries must be commercialized in partnership with industry. As experts in their fields, Cleveland Clinic physicians and scientists are often sought after by industry to consult, provide expertise and education.

To assure professional and commercial integrity in such matters, Cleveland Clinic maintains a program that reviews these collaborations and, when appropriate, puts measures in place to minimize bias that may result from ties to industry. Cleveland Clinic publicly discloses the names of companies when (i) its physicians/scientists receive $5,000 or more per year (or, in rare cases, equity or stock options) for speaking and consulting, (ii) its physicians/scientists serve as a fiduciary, (iii) its physicians/scientists receive or have the right to receive royalties or (iv) its physicians/ scientists hold any equity interest for the physician's/scientist's role as inventor, discoverer, developer, founder or consultant.* In publicly disclosing this information, Cleveland Clinic tries to provide information as accurately as possible about its physicians' and scientists' connections with industry.

As of 4/26/2024, Dr. Lang has reported the financial relationships with the companies listed below. In general, patients should feel free to contact their doctor about any of the relationships and how the relationships are overseen by Cleveland Clinic. To learn more about Cleveland Clinic's policies on collaborations with industry and innovation management, go to our Integrity in Innovation page.

Consulting and/or Speaking. Dr. Lang receives fees of $5,000 or more per year (or, in rare cases, equity or stock options) as a paid consultant, speaker or as a member of an advisory committee for the following companies:

  • Genentech, Inc
  • Sanofi Genzyme

Public Health Service-Reportable Financial Conflicts of Interest. Cleveland Clinic scientists and physicians engage in basic, translational and clinical research activities, working to solve health problems, enhance patient care and improve quality of life for patients. Interactions with industry are essential to bringing the researchers' discoveries to the public, but can present the potential for conflicts of interest related to their research activities. Click here to view a listing of instances where Cleveland Clinic has identified a Public Health Service (PHS)-Reportable Financial Conflict of Interest and has put measures in place to ensure that, to the extent possible, the design, conduct and reporting of the research is free from bias.

* Cleveland Clinic physicians and scientists subscribe to the guidance presented in the PhRMA Code on Interactions with Healthcare Professionals and the AdvaMed Code of Ethics on Interactions with Health Care Professionals. As such, gifts of substantial value are generally prohibited.

Patient Satisfaction Reviews

101 Patient Satisfaction Reviews

The Patient Satisfaction Rating is an average of all responses to the care provider related questions shown below from our nationally-recognized Press Ganey Patient Satisfaction Survey. Patients that are treated in outpatient or hospital environments may receive different surveys, and the volume of responses will vary by question.

Responses are measured on a scale of 1 to 5 with 5 being the best score.

The comments are submitted by patients and reflect their views and opinions. The comments are not endorsed by and do not necessarily reflect the views of Cleveland Clinic.

Overall Star Ratings
4.9 out of 5
Explains 4.9
Courtesy, Respect & Concern 4.9
Patient Rating of Doctor 4.9

26 Patient Comments

Reviewed on Jun 17, 2024

No one at Cl. CL. IS as good and helpful as Dr. LANG!!!

Reviewed on Jun 4, 2024

Dr. Lang was giving his full attention as we discussed concerns of my asthma. He explained the plan of care in terms that I understood. His professional and compassionate care was very much appreciated by me. He gave me ample time to ask questions and I left the visit with written guidelines to follow up on until my next visit.

Reviewed on May 20, 2024

Dr. Lang is an exceptional doctor. He listened to all my concerns. I told him my neighbor across the street put in a wood boiler and the smoke penetrated my house all winter that it was making me sicker. He wrote me a letter to give to to the appropriate person.

Reviewed on May 2, 2024

The care I get with Dr Lang is exceptional. But the administrative department is not efficient with their scheduling process and Make scheduling so difficult it makes me think about looking for another provider.

Reviewed on Apr 15, 2024

This provider is one of a kind. He sincerely cares and listens to all concerns. He also is extremely thorough in his examination of the patient, but also in his explanation of treatment, ensuring the patient completely understands the plan and is part of the decision making.

Reviewed on Mar 26, 2024

Dr Lang is exceptional. Takes the time to explain and is very knowledgeable.

Reviewed on Mar 14, 2024

Dr. David is so genuine and provided me with such amazing care. He took the time to answer my questions in a kind and patient manner, as well as provided me with assistance on walking me out of office and guiding me on where to get my laboratory work done.

Reviewed on Feb 20, 2024

Dr. Lang, Kathy and Lauren were friendly, informative, personable and caring. This was a wonderful experience, and I not only feel great about coming back if needed, but also recommending this staff to anyone who needs it!

Reviewed on Feb 19, 2024

Dr.provided explanations of inhalers and was notified of a referral to Dr Raymond.

Reviewed on Feb 8, 2024

Dr Lang put create effort into exploring my health issue, and was very clear and helpful with his recommendations for treating it

Reviewed on Feb 8, 2024

Dr. Lang is one of the finest doctors I have ever had.

Reviewed on Jan 9, 2024

Dr Lang is a very professional and caring DrI would recommend to anyone to see him

Reviewed on Dec 14, 2023

Dr. Lang offered some hopeful alternatives

Reviewed on Nov 21, 2023

Dr. Lang always gives very detailed information about my health issues and future treatments we are considering. He included Information on the studies of a medicine were are considering in my visit notes. This allowed me to do my own research.

Reviewed on Nov 9, 2023

Dr David Lang , has a very good Bed side Manner and has helped me thru all of my " Aspirin Deciantises " Dr David has all way's Been there for me including calling me back with any medical health concern's and including my allergy injection's for 10 year's ,,,, Dr David is an Excellent " Pulmonologist " I I will all way's Highly Recommend to my Friend's and Family .. Thank You Dr David Lang .

Reviewed on Nov 6, 2023

Dr Lang very professional and kind. Explained the allergy testing in detail.

Reviewed on Nov 6, 2023

Dr Lang by far, best allergist I ever visited

Reviewed on Oct 24, 2023

Dr Lang is a very professional and caring Dr. He talks to me and treats my problems And give me the care I need

Reviewed on Oct 19, 2023

Dr Lang took the time to hear my medical problem and proposed the best outcome In getting better quickly.

Reviewed on Sep 26, 2023

Dr David Lang is exceptional. Very knowledgeable and takes the time to make sure I understand.

Reviewed on Sep 21, 2023

I cannot say enough good things about Dr. Lang. I feel he cares about me and my health.

Reviewed on Sep 12, 2023

Dr. Lang has always been very good about listening to my concerns and including me in the decision making for my treatment.

Reviewed on Sep 12, 2023

Dr Lang was wonderful! Great physician. This is my first time to visit him and he addressed all my concerns. I feel very confident that he can help me on my path to a normal healthy life.

Reviewed on Sep 5, 2023

Dr. Lang explained my plan of care in concise and understandable terms. I very much appreciate his thoroughness.

Reviewed on Aug 15, 2023

Dr Lang was left an amazing impression. Great bed side manners, exceptional explanations on what was going on with my asthma and allergies, etc. Caught something no one else had. I can't say enough and it was my first time meeting him!

Reviewed on Jul 31, 2023

Dr. David Lang is the best of the best. His care has changed my quality of life completely for the better. Life-changing care!!

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