Colleen Sullivan, RN/NP

Psychiatric/Mental Health NP

GenderFemaleNPI1770916959Affiliated sites1

Affiliated Health Centers

Colleen Sullivan is affiliated with 1 federally qualified health center location.

ACHS - Warren

333 Nh Route 25, Warren, NH 03279-4431

Medicare★ 3.7 Google (26)

View clinic →

Mental Health & Behavioral Health Services

Counseling, therapy, and psychiatric care for depression, anxiety, trauma, and substance use — affordable and accessible.

Individual therapy

Group counseling

Substance use treatment

Psychiatric evaluation

Crisis intervention

Trauma-informed care

Medication management

Browse all Mental Health & Behavioral Health clinics →

Clinician information is sourced from the NPPES National Provider Registry (February 2026) and reflects self-reported practice locations. Individual providers may have joined or left since the last registry update.

Verify on NPI Registry

Confirm current license and practice information on the official CMS NPI registry.

View NPI Record

Psychiatric/Mental Health NP

Providing psychiatric/mental health np services at federally qualified health centers with sliding fee scale options.

View services →

Affiliated Health Center

ACHS - Warren

View quality scores & reviews →

Browse

All clinicians →Psychiatric/Mental Health NP clinicians →Browse health centers →

Colleen Sullivan, RN/NP

Affiliated Health Centers

Mental Health & Behavioral Health Services

Related Clinicians

Other Clinicians at These Health Centers

Other Psychiatric/Mental Health NP Clinicians

Verify on NPI Registry

Psychiatric/Mental Health NP

Affiliated Health Center

Browse