Provider records sourced from NPPES (CMS National Plan & Provider Enumeration System). Data current as of October 4, 2026.

St Catherine of Siena Medical Center

Organization Psychiatric Hospital Unit · NPI 1407815830

St Catherine of Siena Medical Center is a Psychiatric Hospital Unit in Smithtown, New York. Registered with an NPI since 2006.

In the registry since
2006

Practice location Address checks out

50 Route 25A
Smithtown, NY 11787-1348
Phone: (631) 862-3000
Show map & directions

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

Specialties & licences

Psychiatric Hospital Unit (primary) Taxonomy 273R00000X

Record details

NPI number1407815830
Entity typeOrganization (Type 2)
Organization subpartNo
Authorized official Christopher Nelson — President · (631) 862-3101
NPI enumeratedMarch 23, 2006
Last updated in NPPESSeptember 29, 2026
Certification dateSeptember 29, 2026
Mailing addressPo Box 96000-6565, Philadelphia, PA 19195-6565