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Meet the Team

The Rest of the Team

Shanna Holladay, MFT

Marriage Family Therapist

Tiana Washington, MFT

Marriage Family Therapist

Stacey Spilly, LCSW

Licensed Clinical Social Worker

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Anthony E. Jones, M.D.

Medical Director

Anthony Jones has decades of experience in working with people living with HIV.  He believes in both advancing the preventative and therapeutic strategies, while also providing holistic medical care that also address the full spectrum of patient needs.

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Anh Nguyen

Administrator

With over four decades of experience in HIV support and advocacy, Anh Nguyen has committed herself to bettering the health of the east Bay Area. She is driven by the belief that everyone, but especially most vulnerable, deserve a quality of life that allows them to thrive.

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Damon Powell, PhD

Project Director

Damon supervises the Ryan-White and Medi-Cal Waiver programs. Additionally, he troubleshoots any program-related issues between the team and funders.

In his spare time, Damon is an active visual artist and writer. 

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Manuel Mendivil, RN

Director of Nursing

Manuel works as both a geriatric nurse and a nurse case manager for the Medi-Cal Waiver program at PCAHI. He is an avid reader of fantasy books; and enjoys music, traveling, and spending time with his sidekick: his daughter.

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Regina Williams, RN, MSN

Nurse Case Manager

With over 17 years of experience as a registered nurse, Regina has extensive experience working with acute and chronically ill patients both on med-surgical units and home health and clinic settings. 

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Charles Washington, MSW

Social Work Case Manager

Charles is committed to providing accessible clinical services to underrepresented communities and has over 11 years of clinical experience working in diverse communities. In addition to a  Master's in Social Work, he also has a Master's in Counseling Psychology.

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Charles Johnson

Social Work Case Manager

Charles is a social worker and case manager who is passionate about giving back to his community. He finds fulfillment in helping individuals, families, and communities navigate challenges by offering reliable resources, support, and advocacy. Charles works to ensure that those in need receive the necessary tools and assistance to improve their well-being and overcome obstacles in their lives.

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Eric Nguyen

Social Work Case Manager

Eric is a Social Worker Case Manager who is beginning his career with compassion and acceptance. He will do his best to help serve those who are in need without hesitation.

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Nathan Nguyen

Director of Finance

Nathan Nguyen has been part of PCAHI since 2018, starting as a volunteer before taking on a leadership role. He is dedicated to making a positive impact and ensuring communities get the care they need. Passionate about service and advocacy, he strives to help others. Outside of work, he enjoys swimming, hiking, and reading.

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Kim Nguyen

Director of Operations

Kim is a seasoned professional with over 30 years of experience in client services. Her work is fueled by a deep commitment to equity, compassion, and the belief that everyone deserves access to quality services and respectful care.

Kim loves exploring new restaurants, diving into fresh learning opportunities, and mentoring.

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Carrie Nguyen

Care Coordinator

Carrie coordinates with other staff members accordingly and provides quality care for every patient-participants. She manages at an office in Campbell, ensuring all patients have a positive outcome and team members are taken care of. She provides clear communication and solves problems effectively.

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Allison Pham

Care Coordinator/Phlebotomist

Allison is a dedicated Healthcare Coordinator with a deep passion for patient advocacy. She takes pride in ensuring optimal patient care by facilitating the seamless execution of treatment plans. Working closely with doctors and nurses, she addresses concerns and ensures every detail is handled with precision.

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Joanna Ho

Nurse Case Manager

Joanna Ho is a registered nurse case manager. Her hobbies include cooking, reading, traveling, and hanging out with friends. 

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Herbert Tom

Social Work Case Manager

Herbert is a dedicated mental health professional born and raised in Guam, and proudly identifies as an Asian Pacific Islander of indigenous background. Passionate about serving underserved and minoritized communities, Herbert has extensive experience working with individuals with dual diagnoses across various healthcare settings. His work is rooted in cultural humility, equity, and a deep commitment to client-centered care.

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Tim Nguyen, PA-C

Physician's Assistant

PA Tim Nguyen has been practicing primary care/adult medicine for eleven years, with a focus on health equity in FQHC settings. He holds joint master's degrees in Public Health and Physician Assistant Studies from Touro University California, alongside specialty certifications in HIV medicine and psychiatry. Beyond clinical care, PA Nguyen mentors future clinicians and helps organizations develop equity-driven healthcare protocols. 

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Hang Chau-Glendinning, D.O.

Doctor of Osteopathic Medicine

Board-Certified Family Physician committed to advancing community health and well-being. With over 15 years of experience in housing, support services, and education through community-based non-profit organizations, Dr. Chau is deeply passionate about promoting positive health outcomes by addressing social determinants of health and enhancing the built environment.

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Julie Lu, D.O.

Doctor of Osteopathic Medicine

Dr. Julie Lu completed her undergraduate education at UC Berkeley with a degree in Public Health and her medical training at Touro Nevada. She did her family medicine training through Northwestern University and has also completed a fellowship in integrative medicine.  Currently she works at a community health center and is on faculty of a family medicine residency program. Her interest is in holistic health care, health care access and nutrition. Outside of work she enjoys hanging out with her daughter, crafts, cooking and being outside.

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Tiana Washington, MFT

Marriage & Family Therapist

Tiana specializes in working with adults through individual therapy and has over 16 years of experience supporting individuals across diverse communities. Her work is deeply client-centered and collaborative—grounded in the belief that therapy is not one-size-fits-all. Every client’s experience is unique, and she tailors her approach to meet their specific needs, life experiences, and cultural context. 

Her hobbies consist of karaoke, fine dining and traveling. 

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Stacey Spilly, MFT

Marriage & Family Therapist

She believes healing is multifaceted, requiring a holistic, collaborative approach. She supports individuals facing anxiety, depression, relationship stress, trauma, grief, loss, or life transitions. She builds safe, trusting relationships through authentic, trauma-informed, and client-centered care tailored to each individual's personal goals. Her gentle, relational, exploratory, and experiential approach integrates EMDR, Jungian Psychology, ACT, CBT, IFS, and Mindfulness-Based Stress Reduction.

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Antoinette Davis

Social Work Case Manager

Antoinette is a Social Work Case Manager with a passion for helping minority and underserved communities. Born and raised in SF, she loves giving back to her local community through volunteering and community service. In her free time, she loves hanging out with her friends and family.

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Kristy Liu

Pharmacist

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Erica Lee

Pharmacist

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Anabel Garcia

Pharmacy Clerk

As a San Francisco native, Anabel is very familiar with the city and all the wonderful things it has to offer, so working as a pharmacy clerk in the area she grew up in, and serving the people of her community, gives her a sense of pride and purpose. She received her bachelors in Chemistry at the University of San Francisco, with a concentration in medicinal/synthetic Chemistry, and working in the pharmacy is giving her hands on experience with medicine and understanding the pharmacy world.

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Andresha Oson

Pharmacy Technician, CPhT. 

Andresha is a pharmacy technician with 20 years of experience proudly serving the San Francisco community, specializing in HIV treatment and medication. Born and raised in SF, she knows this city like the back of her hand- and yes, that includes all the best yarn shops. When she's not behind the counter helping patients, you'll find her knitting, crocheting, gardening, or passionately celebrating BTS and her bias Jimin.

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Ken Bui

Pharmacy Clerk

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Julissa Duarte

Pharmacy Technician

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Michele Castano

Registered Dietitian

Michele is a Registered Dietitian who began working with people with HIV in 1996, and has a passion for helping her nutrition clients improve their health and vitality with individualized coaching, empathy, and support. Native to SF Bay Area and live music enthusiast. She is a nature and animal lover, and also enjoys hiking, roller-blading, reading and of course, good food!

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Roman Flintroy

Therapist

Roman Flintroy, a licensed mental health professional, author, and business owner from Oakland CA, leads COTTON and The Bubble Bath Bar Inc., serving the BIPOC Community. He is the author of Growing Up with Bobby, which is a book that focuses on early childhood development. He supports youth and adults, our aging populations, LGBTQ+ community members, those faced with health disparities, and re-entry populations through therapy, mindfulness approaches, and water-based healing. 

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Marvin Matamoros

Social Work Case Manager

Marvin Matamoros, a Mission High and UC Berkeley graduate, he actively advocates for equity and increased support for Black, Latino, and immigrant communities in San Francisco.

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