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

Melissa Leigh Ryan

Individual provider Behavior Analyst · NPI 1366915860

Melissa Leigh Ryan is a Behavior Analyst in Darien, Illinois. Works from 2 locations. Licensed in Illinois.

Licensed in
IL
In the registry since
2019

Practice location Address checks out

8149 Cass Ave
Darien, IL 60561-5012
Phone: (630) 541-6441
Show map & directions

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

Additional practice locations (1)

  • 600 E Ash St Bldg 43s, Springfield, IL 62703-2925 — (800) 843-6154

Specialties & licences

Behavior Analyst (primary) Taxonomy 103K00000X (IL)

Record details

NPI number1366915860
Entity typeIndividual (Type 1)
GenderFemale
Sole proprietorNo
NPI enumeratedJanuary 7, 2019
Last updated in NPPESJanuary 7, 2019
Mailing address1902 Parkside Dr, Shorewood, IL 60404-0702

Other providers in Darien