Meet The Providers
Sunami Gurung
APRN
Advanced Practice Registered Nurse
Natasa Ristivojevic
PMHNP - BC
Salma Trainor
PMHNP - BC
James Quackenbush
PMHNP - BC
Juliana S Pires
PMHNP - BC
Juliana S Pires
PMHNP-BC
Psychiatric Nurse Practitioner
Primary Location: Primarily telehealth with intermittent in-office availability at our Westford, MA, and Bedford, NH locations.
Year Joined: 2021
Education: Rivier University, MSN, PMHNP-BC
Board Certifications: ANCC
Clinical Interests: bipolar disorder, anxiety, OCD, depression, psychotic disorders
Languages Spoken: English, Portuguese
James Quackenbush
MBA, MSN, PMHNP-BC
Psychiatric Nurse Practitioner
Primary Location: Primarily telehealth with intermittent in-office availability at our Westford, MA, and Bedford, NH locations.
Year Joined: 2022
Education: Rivier University, MSN, PMHNP-BC
Board Certifications: ANCC
Clinical Interests: Depression, anxiety, PTSD, borderline personality disorder, bipolar disorder, schizophrenia
Languages Spoken: English, French
Natasa Ristivojevic
PMHNP-BC
Psychiatric Nurse Practitioner
Primary Location: Primarily telehealth; MA and NH.
Year Joined: 2022
Education: Northeastern University, MSN, PMHNP-BC
Board Certifications: ANCC
Clinical Interests: psychotic disorders, mood disorders, substance use
Languages Spoken: English, Serbian
Salma Trainor
PMHNP-BC
Psychiatric Nurse Practitioner
Primary Location: Primarily telehealth; MA and NH.
Year Joined: 2023
Education: Post University, Master’s in Nursing Education, 2021,
Mount Carmel College, Post-Master Certificate Program in Nursing, PMHNP-BC, 2023
Board Certifications: ANCC
Clinical Interests: OCD, depression, anxiety, bipolar disorder
Languages Spoken: English
Joshua Isaac Ritz
PMHNP-BC
Psychiatric Nurse Practitioner
Primary Location: Primarily telehealth with intermittent in-office availability at our Westford, MA location.
Year Joined: 2023
Education: Regis College, MSN, PMHNP-BC
Board Certifications: ANCC
Clinical Interests: Depression, anxiety, trauma, psychotic disorders, dementia
Languages Spoken: English
Sunami Gurung
APRN
Family Nurse Practitioner, Psychiatric Nurse Practitioner Candidate
Primary Location: Primarily telehealth; MA and NH.
Year Joined: 2023
Education: Rivier University, MSN, PMHNP-BC
Board Certifications: ANPP
Clinical Interests: Anxiety, depression, bipolar disorder, trauma and PTSD, OCD, ADHD, eating disorder, grief, stress, life transitions, relationship Issues, LGBTQ+ Issues, BIPOC, racial identity, and cultural issues.
Languages Spoken: English, Nepali, and Hindi
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