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

Cassidy Deerkoski

Individual provider Mental Health Counselor · NPI 1083454516

Cassidy Deerkoski is a Mental Health Counselor in Holbrook, New York. Practices as a sole proprietor and works from 2 locations. Registered with an NPI since 2024.

In the registry since
2024

Practice location Address checks out

1022 Main St
Holbrook, NY 11741-1622
Phone: (631) 559-4198
Show map & directions

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

Additional practice locations (1)

  • 207 Hallock Rd Ste 202, Stony Brook, NY 11790-3033 — (631) 559-4198

Specialties & licences

Mental Health Counselor (primary) Taxonomy 101YM0800X

Record details

NPI number1083454516
Entity typeIndividual (Type 1)
GenderFemale
Sole proprietorYes
NPI enumeratedMay 31, 2024
Last updated in NPPESApril 28, 2026
Certification dateApril 28, 2026
Mailing address1022 Main St, Holbrook, NY 11741-1622

Other providers in Holbrook