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

Chelsea Rybak

Individual provider Behavior Analyst · NPI 1396397055

Chelsea Rybak is a Behavior Analyst in Worcester, Massachusetts. Registered with an NPI since 2019.

In the registry since
2019

Practice location Address checks out

345A Greenwood St
Worcester, MA 01607-1753
Phone: (508) 363-0200
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Pin is approximate — placed at the ZIP-code centre, not the exact door.

Specialties & licences

Behavior Analyst (primary) Taxonomy 103K00000X

Record details

NPI number1396397055
Entity typeIndividual (Type 1)
GenderFemale
Sole proprietorNo
NPI enumeratedJuly 12, 2019
Last updated in NPPESApril 16, 2026
Certification dateApril 16, 2026
Mailing address345a Greenwood St, Worcester, MA 01607-1753

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