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

Nikko Gian Viejon

Individual provider Behavior Technician · NPI 1871427427

Nikko Gian Viejon is a Behavior Technician in St Charles, Illinois. Practices as a sole proprietor. Licensed in Illinois.

Licensed in
IL
In the registry since
2026

Practice location Address checks out

255 38th Ave
St Charles, IL 60174-5411
Phone: (630) 509-8700
Show map & directions

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

Specialties & licences

Behavior Technician (primary) Taxonomy 106S00000X (IL)

Record details

NPI number1871427427
Entity typeIndividual (Type 1)
GenderMale
Sole proprietorYes
NPI enumeratedJune 10, 2026
Last updated in NPPESJune 10, 2026
Certification dateJune 9, 2026
Mailing address255 38th Ave, St Charles, IL 60174-5411

Other providers in St Charles