Welcome to Allergy Consultants in St. Louis

Ray S. Davis, M.D., FAAAAI
Jeffrey M. Wright, M.D., FAAAAI
Susan S. Berdy, M.D., FAAAAI
Lisa V. Suffian, M.D., FAAAAI

*Must have a statement with bill pay code to use portal (statements after December 2017).

*This is a new company so any patients who had already set up accounts will have to re-register. We apologize for the inconvenience.


Office Locations:

Emergency After Hours: 314-869-7900

Main Office:
456 North New Ballas Road Suite 129
St. Louis, MO 63141

Phone: 314-569-1881
Fax: 314-569-3277

O'Fallon, MO Office:
5551 Winghaven Boulevard
O'Fallon, MO 63368

Phone: 314-569-1881



Fenton Office:
Our Fenton office closed on December 21, 2017. Please call the main office to schedule appointments at our Main Office (Ballas) or O'Fallon locations.


Our Doctors treat the following conditions:

Lung Conditions:
Chronic Cough
Vocal Cord Dysfunction
Shortness of Breath
Exercise-induced Asthma
Scuba Diving Evaluations

Skin Disorders:

Sinus Conditions:
Recurrent or Chronic Infections
Nasal Polyps

Nasal Conditions:
Allergic Rhinitis (Hay Fever)
Non-Allergic Rhinitis (reactive/sensitive nose)

Food Allergy & Intolerances:
Drug Allergy & Intolerances
Severe Allergic Reaction (Anaphylaxis)
Insect Allergy
Immune Deficiency