About Us

Advanced Asthma & Allergy

SEAN LESON, DO, MPH, MSPH
Internal Medicine
/Allergy & Clinical Laboratory Immunology

Specialist in Asthma, Allergy & Immunology: bronchitis, COPD, chronic persistent cough, allergic rhinitis, nasal congestion, sinus drainage, allergic sinusitis, sinus headaches, recurrent colds, itchy watery red eyes, rashes-eczema-hives, itchy skin, food allergy

Clinical expertise in Family & General Internal Medicine: cardiology, dermatology, ENT and eye, genetics, geriatrics, immunizations, men’s health, women’s health, mental health, musculoskeletal, neurology, nutrition, occupational medicine, pediatrics, sports medicine, urgent care medicine, casts and splints, wound suturing, wound care

Lilianne LeSon, Pharm.D., R.Ph.
Office Manager & Clinical Pharmacist


Hospital Affiliation

Garden Grove Hospital


Insurance Accepted

AARP
Aetna Health Plans
Anthem Blue Cross of California
Blue Cross and Blue Shield
Blue Shield of California
Cigna
GWH-Cigna (formerly Great West Healthcare)
Medicare
Multiplan PHCS
Oxford Health Plans
Tricare
UnitedHealthCare
UnitedHealthCare Oxford