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

Individual provider Psychiatric/Mental Health Registered Nurse · NPI 1457921090

Nicole Lyn Byrne, RN, PMHNP is a Psychiatric/Mental Health Registered Nurse in Riverhead, New York. Works from 4 locations. Licensed in New York.

Licensed in
NY
In the registry since
2021
Specialties on file
2
What do these letters mean?
RN — Registered Nurse
A licensed nurse who completed a nursing degree and passed the NCLEX-RN examination.
PMHNP — Psychiatric-Mental Health Nurse Practitioner
A nurse practitioner specialising in mental health, able to prescribe psychiatric medication.

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Practice location Address checks out

550 E Main St Ste 103
Riverhead, NY 11901-2672
Phone: (631) 761-2880
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Pin is approximate — placed at the ZIP-code centre, not the exact door.

Additional practice locations (3)

  • 31 Industrial Blvd, Medford, NY 11763-2220 — (631) 924-4411
  • 998 Crooked Hill Rd Bldg 47, W Brentwood, NY 11717-1019 — (631) 761-2581
  • 998 Crooked Hill Rd Bldg 56, W Brentwood, NY 11717-1019 — (631) 761-2177

Specialties & licences

Psychiatric/Mental Health Nurse Practitioner (primary) Taxonomy 363LP0808X · Licence 403641 (NY)
Psychiatric/Mental Health Registered Nurse Taxonomy 163WP0808X · Licence 717252 (NY)

Record details

NPI number1457921090
Entity typeIndividual (Type 1)
GenderFemale
Credentials RN , PMHNP
Sole proprietorNo
NPI enumeratedJune 27, 2021
Last updated in NPPESAugust 8, 2025
Certification dateAugust 8, 2025

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