Meet The Team

Meet our diverse, highly experienced, and well-respected group of population & public health leaders.

Co-Founders

Tyler Evans, MD, MS, MPH, AAHIVS, DTM&H, FIDSA

Co-Founder, Chief Executive Officer, Chief Medical Officer, Principal Investigator

Abinash Achrekar, MD, MPH

Co-Founder

Harrison Lobdell, MD, MPH, FAAEM

Co-Founder

Board of Directors

Tyler Evans, MD, MS, MPH, AAHIVS, DTM&H, FIDSA

Board Chair

Co-Founder, Chief Executive Officer, Chief Medical Officer, Principal Investigator

Howard Hu, M.D., M.P.H., Sc.D.

Board Member

Maureen Lichtveld, MD

Board Member

Benjamin Young, MD

Board Member

George Rutherford, MD

Board Member

Marsha Zimmerman, M. Ed

Board Secretary

Chief Development Officer, Board Member

Abinash Achrekar, MD, MPH

Co-Founder, Board Member

Senior Leadership

Tyler Evans, MD, MS, MPH, AAHIVS, DTM&H, FIDSA

Co-Founder, Chief Executive Officer, Chief Medical Officer, Principal Investigator

David B. Vliet, MBA

Chief Operations Officer

Ludwing Salamanca, MD, PhD

Chief Behavioral Health Officer

Nancy Anwar Evans

National Director of Operations

Jessica Jimenez, MSN,RN

National Director of Nursing

Marsha Zimmerman, M. Ed

Chief Development Officer

Jovanka Ciares

Regional Director of Operations, Southern California

Shalini Shanker

Director of Operations - New Mexico

Trish Singh, PhD, LPCC

Director of Behavioral Health

Carmen Jones-Weaks

Senior Director of People and Culture

TEAM

    • Ludwing Salamanca, MD, PhD, Chief Behavioral Health Officer | Bio

    • Zyra Raguro, RN manager, Coachella Valley Street Medicine Team and RN Case Manager, Behavioral Health

    • Manda Robinson, Mental Health Provider

    • Trish Singh, Director of Behavioral Health | Bio

    • Vanessa de la Cruz, Senior Substance Use Disorder Advisor

    • Wendy Bernstein, Senior Community Psychiatrist | Bio

    • Jessie Alvarez, Psychiatric Medical Provider

    • Jaime Carrillo, Director of Care Management | Bio

    • Mark McGrath, CHW Lead, Southern California | Bio

    • Daniel Young, Lead Community Health Outreach Worker, Riverside County

    • Gerson Perdomo, CHW Lead, South LA

    • Arthi Rao, PhD, MS-GIST, GISP Senior Data Scientist | Bio

    • Tyler Evans, MD, MS, MPH, AAHIVS, DTM&H, FIDSA, Lead | Bio

    • Jess Ghannam, PhD, QME, D.O., Mental Health Advisor, UCSF | Bio

    • Wendy Bernstein, Lead Psychiatrist | Bio

    • Marx Itabelo Lwabanya, MD, EMHL, AFHE, MISH, Lead Physician, Democratic Republic of Congo | Bio

    • Bapolisi Achille, PhD, Lead Psychiatrist, Democratic Republic of Congo | Bio

    • Marsha Zimmerman, M.Ed., Director of Strategic Initiatives | Bio

    • Amie Bond, Grant Writer

    • Will Randall, MPH, Manager of Strategic Initiatives

    • Diana Sandoval, Credentialing

    • Shalini Shanker, B.S., M.A, Director of Operations, New Mexico | BIO

    • Louisa Garcia, MBA, Operations Manager

    • Elizabeth Fogel, FNP-BC, Interim Lead APP

    • Autumn Aragon, LMSW, LSAA, Therapist

    • Victoria Tran, CHW, LSAA, Community Health Worker

    • Tierra Lujan, MA , Medical Assistant

    • Alondra Dominguez, CHW, MPH, Lead Community Health Worker

    • Trish Singh, PhD, LPCC, Director of Behavioral Health | BIO

    • Patrick Kochersperger, CPSW, LSAA, CHW Lead and Deputy Operations

    • Valerie Arevalo, LSAA, Licensed Substance Abuse Counselor

    • Wendy Holland, CHW, Community Health Worker

    • Gary Mares, LSAA, Licensed Substance Abuse Counselor

    • Antonella Sturniolo, Internship Coordinator

    • Carly Smith, Co-Lead Intern

    • Tatiana Dominguez, Co-Lead Intern

    • Jo Kim, Co-Lead Intern

    • Aaron Mabry, MBA, Marketing and Communications Manager

    • Antonella Sturniolo, Project Manager

    • Christina Madison, Senior Lecturer | Bio

    • Jessica Jimenez, MSN, RN, National Director of Nursing | Bio

    • Zyra Raguro, Nurse Manager, Riverside County

    • David Vliet, Chief Operations Officer | Bio

    • Nancy Anwar Evans, National Director of Operations | Bio

    • Jovanka Ciares, Regional Director of Operations, Southern California | Bio

    • Shalini Shanker, Director of Operations, New Mexico | Bio

    • Lisa Ramirez - Field Team Lead, CHW Lead, Coachella Valley

    • Jennifer Art - Deputy Field Team Lead, CHW Lead, Coachella Valley

    • Mark McGrath - Field Team Lead, CHW Lead, South LA | Bio

    • Carmen Jones-Weaks - Director of People and Culture | Bio

    • Ngo Imbu - People and Culture

    • Abi Baydoun, Senior Community Pharmacist | Bio

    • Seth Gomez, Senior Pharmacist, Street Medicine

    • Tyler Evans, MD, MS, MPH, AAHIVS, DTM&H, FIDSA, Principal Investigator | Bio

    • David Goodman, Jr, MD, Implementation Science Lead

    • Maureen Lichtveld, MD | Bio

    • Benjamin Young, MD | Bio

    • Research Advisors

      • George Rutherford, MD, Research Advisors | Bio

      • Howard Hu, MD, MPH, ScD, Research Advisors | Bio

    • Tyler Evans, MD, MS, MPH, AAHIVS, DTM&H, FIDSA, Chief Medical Officer | Bio

    • Manda Robinson, PA-C, MPAP, Physician Assistant

    • MJ Ordenana, FNP-C, Nurse Practitioner

    • Jesse Alvarez, PMHNP, Nurse Practitioner

    • Carlos Banuelos, Primary Care Street Medicine

    • Norma Rodas, Medical Assistant

    • Daniel Gillespie, AGNP, Nurse Practitioner