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

Joan Catherine Mahoney, NP

Individual provider Acute Care Nurse Practitioner · NPI 1508484635

Joan Catherine Mahoney, NP is an Acute Care Nurse Practitioner in Smithtown, New York. Practices as a sole proprietor and works from 2 locations. Licensed in New York.

Licensed in
NY
In the registry since
2020
Specialties on file
2
What do these letters mean?
NP — Nurse Practitioner
An advanced practice nurse who can diagnose, treat and in most states prescribe.

See every abbreviation used in this directory →

Practice location Address checks out

732 Smithtown Byp Ste 206
Smithtown, NY 11787-5020
Phone: (631) 485-6074
Fax: (631) 532-4060
Show map & directions

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

Additional practice locations (1)

  • 27005 76th Ave, New Hyde Park, NY 11040-1402 — (718) 470-7000

Specialties & licences

Psychiatric/Mental Health Nurse Practitioner (primary) Taxonomy 363LP0808X · Licence 405325 (NY)
Acute Care Nurse Practitioner Taxonomy 363LA2100X · Licence 431760 (NY)

Record details

NPI number1508484635
Entity typeIndividual (Type 1)
GenderFemale
Credentials NP
Sole proprietorYes
NPI enumeratedJuly 6, 2020
Last updated in NPPESSeptember 19, 2024
Certification dateSeptember 19, 2024
Mailing address2094 Wantagh Ave, Wantagh, NY 11793-3914

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