Provider records sourced from NPPES (CMS National Plan & Provider Enumeration System). Data current as of August 10, 2026.

Dr. Thao T Doan, MD

Individual provider Allergy & Immunology Physician · NPI 1649749813

Dr. Thao T Doan, MD is an Allergy & Immunology Physician in Libertyville, Illinois. Practices as a sole proprietor. Licensed in Illinois.

Licensed in
IL
In the registry since
2018
What do these letters mean?
MD — Doctor of Medicine
A physician who completed allopathic medical school.

See every abbreviation used in this directory →

Practice location Address checks out

523 Sandy Ln
Libertyville, IL 60048-3553
Phone: (847) 816-7245
Show map & directions

Pin is approximate — placed at the ZIP-code centre, not the exact door.

Specialties & licences

Allergy & Immunology Physician (primary) Taxonomy 207K00000X · Licence 036.079568 (IL)

Record details

NPI number1649749813
Entity typeIndividual (Type 1)
GenderFemale
Credentials MD
Sole proprietorYes
NPI enumeratedNovember 17, 2018
Last updated in NPPESNovember 17, 2018
Mailing address523 Sandy Ln, Libertyville, IL 60048-3553