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

Siona Zellis, COTA

Individual provider Occupational Therapy Assistant · NPI 1275044778

Siona Zellis, COTA is an Occupational Therapy Assistant in Langhorne, Pennsylvania. Practices as a sole proprietor. Licensed in New York.

Licensed in
NY
In the registry since
2017
What do these letters mean?
COTA — Certified Occupational Therapy Assistant
Delivers treatment under an occupational therapist's direction.

See every abbreviation used in this directory →

Claim this listing Report a problem Suggest an edit

Practice location Address checks out

23 Teal Dr
Langhorne, PA 19047-8233
Phone: (215) 292-0628
Show map & directions

Directions in Google Maps · Apple Maps · OpenStreetMap

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

Specialties & licences

Occupational Therapy Assistant (primary) Taxonomy 224Z00000X · Licence 64009232 (NY)

Record details

NPI number1275044778
Entity typeIndividual (Type 1)
GenderFemale
Credentials COTA
Sole proprietorYes
NPI enumeratedOctober 24, 2017
Last updated in NPPESOctober 24, 2017

Other providers in Langhorne