Across Lifespan office door and clinic sign at Suite 186

Meet our team

The people behind your care.

Real clinicians with a shared commitment to thoughtful assessment and personalized treatment.

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Our clinicians

Clinical skill with room for your story.

Portrait of Ferdinand L. Briones, FNP-C, PMHNP-BC
01 / Founder & lead provider

Ferdinand L. Briones

FNP-C, PMHNP-BC

Founder and lead provider of Across Lifespan Mental Health Services in Peoria, AZ. Dual board-certified in psychiatric mental health and family nurse practice, with extensive clinical experience in both fields. His approach emphasizes precise diagnostic assessments and personalized, evidence-based treatment plans.

Portrait of Sara Napitupulu, PMHNP-BC
02 / Psychiatric mental health nurse practitioner

Sara Napitupulu

PMHNP-BC

Board-certified psychiatric mental health nurse practitioner licensed in Arizona, with more than five years of psychiatric and forensic nursing experience. She focuses on careful assessments, evidence-based medication management, and patient-centered care across the lifespan.

Portrait of Vilma Padilla, PMHNP-BC
03 / Psychiatric mental health nurse practitioner

Vilma Padilla

PMHNP-BC

Board-certified psychiatric mental health nurse practitioner licensed in Arizona. Bilingual in English and Spanish, she focuses on psychiatric evaluations, crisis stabilization, and evidence-based medication management.

Portrait of Mc Michael B. Chan, PMHNP-BC
04 / Psychiatric mental health nurse practitioner

Mc Michael B. Chan

PMHNP-BC

Board-certified psychiatric mental health nurse practitioner licensed in Arizona, with more than 20 years of nursing experience. He focuses on comprehensive evaluations and evidence-based medication management for patients across the lifespan.

A shared approach

Clinical, compassionate, data-driven care.

Our team emphasizes careful diagnosis, evidence-based treatment, and care shaped around each person. Ask which provider, visit format, and age range fit your needs.

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To book, call, text, or email our team. Same-week availability may vary.