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

MS. Catherine Bridget O'Brien, NPP, APRN

Individual provider Psychiatric/Mental Health Nurse Practitioner · NPI 1578513107

MS. Catherine Bridget O'Brien, NPP, APRN is a Nurse Practitioner in Smithtown, New York. Graduated from State University of New York at Stony Brook, School of Medicine in 1995, 31 years ago. Practices with Meeting House Lane Medical Practice PC, a 123-clinician group, accepts Medicare assignment and offers telehealth. Licensed in New York.

Years since qualifying
31
Trained at
State University of New York at Stony Brook, School of Medicine
Licensed in
NY
In the registry since
2006
What do these letters mean?
APRN — Advanced Practice Registered Nurse
The umbrella licence covering nurse practitioners, midwives, anaesthetists and clinical nurse specialists.

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Practice location Address checks out

637 Veterans Hwy
Smithtown, NY 11787-4309
Phone: (631) 656-9761
Fax: (631) 656-9765
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Pin is approximate — placed at the ZIP-code centre, not the exact door.

Specialties & licences

Psychiatric/Mental Health Nurse Practitioner (primary) Taxonomy 363LP0808X · Licence F400083 (NY)

Record details

NPI number1578513107
Entity typeIndividual (Type 1)
GenderFemale
Credentials NPP , APRN
Sole proprietorNo
NPI enumeratedMay 12, 2006
Last updated in NPPESJanuary 12, 2015

Medicare enrollment

From the CMS Doctors & Clinicians file — this clinician is enrolled in Medicare.

Medicare specialtyNURSE PRACTITIONER
Medical schoolSTATE UNIVERSITY OF NEW YORK AT STONY BROOK, SCHOOL OF MEDICINE
Graduated 1995 (31 years in practice)
Group practice Meeting House Lane Medical Practice Pc — 123 clinicians
Accepts Medicare assignment Yes — accepts the Medicare-approved amount
TelehealthOffers telehealth services

Other providers in Smithtown