Meet Our Providers



Anastasia Williams, MD, BC-FAAP, Pediatrics

Dr. Anastasia Williams, MD, FAAP, a top pediatrician recognized by her peers and patients for delivering quality, compassionate care, joined SFCHC in 2021. She is a board-certified member of the American Academy of Pediatrics with over 24 years of experience. She completed her pediatric residency training at Johns Hopkins Hospital in Baltimore, MD, and her medical training at the University of Virginia School of Medicine as a General Scholar. She is a member of the Alpha Omega Alpha Medical Honor Society. She is a native New Yorker who relocated with her husband to Southern California, to be closer to two of their three adult children. Dr. Williams enjoys singing, hiking, volunteering, and traveling with her family. She has been fortunate to participate in medical mission trips to Rwanda, Ghana, Uganda, and Haiti, and is fluent in Spanish and Creole.



Dr. Christopher Angara, PharmD

Dr. Christopher Angara, a registered pharmacist, serves as HIV Program Manager at San Fernando Community Health Center (SFCHC). Dedicated to providing the highest standard of patient care, he brings extensive experience managing pharmacies that specialize in HIV treatment and prevention.

Prior to joining the SFCHC team, Dr. Angara initiated HIV pre- and post-exposure prophylaxis, adherence, immunization and financial assistance programs as pharmacist in charge. In addition to managing specialty pharmacies, such as Kroger Specialty Pharmacy and Capitol Drugs, he held positions at the Veterans Administration and UCLA Research. He also received training in HIV care at Jeffrey Goodman Specialty Care, known as the LGBT Center in Hollywood, and had multiple research publications.

Dr. Angara earned a Doctor of Pharmacy degree from Western University of Health Sciences and a Bachelor of Science in Cell and Molecular Biology from California State University Northridge, where he wrote a research paper on the use of recombinant DNA technology to target the HIV virus for future treatment.

Along with his leadership and dedication to the pharmacy profession, Dr. Angara describes himself as a “foodie” who enjoys traveling and playing volleyball. He is fluent in both English and Tagalog, and proficient in Spanish.


Dr. Andre Basmadzhyan, Doctor of Osteopathic Medicine (D.O.) – Family Practice

California native Dr. Andre Basmadzhyan returned to his roots in 2020, following his residency in Ohio, and joined the San Fernando Community Health Center’s (SFCHC) dedicated team of healthcare professionals as a board-eligible Family Medicine Physician.

As a Resident Doctor, Dr. Basmadzhyan worked for four years for Adena Health System. He earned a bachelor’s degree in biology from the University of California, Irvine; a master’s degree in medical clinical science from the Boston University School of Medicine; and his Doctor of Osteopathic Medicine degree from Touro College of Osteopathic Medicine in New York.

Dr. Basmadzhyan’s experience includes conducting research in dental tumor proliferation and spinal cord compression. An avid sports fan, he also volunteered in high school sports medicine in the Midwest. In his free time, he enjoys biking and jogging.


Jennifer Sullivan, Family Nurse Practitioner-Board Certified (FNP-BC)

Jennifer Sullivan, FNP-BCTM, joined the San Fernando Community Health Center (SFCHC) in 2020, bringing her compassionate and caring approach to this patient-centered healthcare home for the community.

Sullivan previously worked in the UCLA Department of Obstetrics and Gynecology for more than eight years, and has been practicing family medicine since then. Before becoming part of SFCHC’s provider team, she also worked as a Family Nurse Practitioner for the Joshua Medical Group. 

After receiving a Bachelor of Science in Nursing degree from California State University, Northridge, Sullivan earned a Master of Science in Nursing degree from Walden University (based in Minneapolis), graduating with honors from both programs.

A native of Brazil, Sullivan speaks English, Spanish and Portuguese. She enjoys spending time with her family, including her two children, as well as hiking, kayaking and travelling.


William Chiueh, DMD- Chief Dental Officer 

Dr. William Chiueh, Chief Dental Officer at the San Fernando Community Health Center (SFCHC) since 2016, focuses on providing the highest-quality service to patients and on promoting strong oral health through timely treatment and education. To help accomplish this, he and his team have participated in activities such as health fairs, elementary school career days, school screening programs and more.

Dr. Chiueh earned his Doctor of Dental Medicine (DMD) degree from Western University of Health Sciences College of Dental Medicine (Pomona, Calif.). After graduation, he completed further training in a General Practice Residency (GPR) at Martin Luther King, Jr. Ambulatory Care Center and Harbor-UCLA Medical Center, receiving the Resident of the Year award for his services. Prior to joining SFCHC, Dr. Chiueh spent several years in private practice.

Community service has long been a focus of Dr. Chiueh’s. In dental school, he was involved with student-run clinics and the American Dental Association’s Give Kids a Smile® program, which provides free oral healthcare to underserved children. In addition, he has worked as an Adjunct Professor for the UCLA School of Dentistry's Community-Based Clinical Education (CBCE) program, supporting the personal and professional development of the next generation of clinicians.

Dr. Chiueh is a member of the National Network for Oral Health Access (NNOHA) and a National Oral Health Learning Institute (NOHLI) graduate. He is also a part of the American Dental Association (ADA) and California Dental Association (CDA). In his leisure time, he enjoys spending time with his family and outdoor activities such as cycling and hiking.



Dr. Antonio Alfonso, Doctor of Dental Medicine (DMD)

Dr. Antonio Alfonso, DMD, joined San Fernando Community Health in 2020 to touch the lives and hearts of his patients through gentle, kind dental care and to create healthy, happier smiles.

He was first introduced to dentistry in 1995 while working as a dental assistant and officer manager for his sister, Dr. Catherine Alfonso, DMD, until she passed away from cancer in 2008. Her caring work inspired

Dr. Alfonso to also become a dentist, graduating from Western University of Health Sciences College of Dental Medicine in Pomona, California.

Dr. Alfonso is a member of the American Dental Association, California Dental Association, Christian Medical and Dental Association, and Tri-County Dental Association. He enjoys traveling, hiking, camping, cycling, youth ministry, listening to music, playing the drums, and spending time with his wife Beth, who is a nurse. Their favorite travel destination is Boracay Island in the Philippines.  


Aura Veliz, Family Nurse Practitioner (FNP)

Registered Nurse Practitioner (RNP) Aura Veliz, who joined the San Fernando Community Health Center (SFCHC) in 2018, brings more than two decades of experience in women’s and reproductive health, cancer prevention screenings, and all aspects of family planning to serving patients with the highest-quality care in a trusted and caring environment.  

Veliz works closely with SFCHC’s obstetric and pediatric physicians, and is developing the Center’s Comprehensive Perinatal Services Program to provide the full spectrum of support for pregnant women through and after delivery, including vital resources and education services.

Prior to joining SFCHC, Veliz worked as a nurse specializing in women’s health at Providence Health & Services, Aurora Medical Center of San Fernando, Inc. and Valley Presbyterian Hospital. She also spent several years as an RN in the Neonatal Intensive Care Unit (NICU) at Antelope Valley Hospital.

Veliz earned Bachelor of Applied Science and Master’s in Nursing degrees from the University of Phoenix. In addition, she completed the Harbor-UCLA Women’s Health Care Nurse Practitioner Program; the Family Nurse Practitioner Program at Graceland University; and the Duke University-Johnson & Johnson Nurse Leadership Fellowship.


Dr. Michael Eshaghian, MD – Obstetrics and Gynecology

Michael Eshaghian, an advocate of providing patient-centered care, is a leading obstetrician and gynecologist serving the San Fernando Valley region. Board-certified by the American Board of Obstetrics and Gynecology, he offers a broad array of treatment options for women of all ages.

With extensive experience in all areas of obstetrics and gynecology,

Dr. Eshaghian offers each patient the individualized attention necessary to provide treatment that is focused on her unique needs. He is positioned to offer care and medical guidance for women from across the world, and speaks English, Farsi and Spanish.

After earning his bachelor’s degree at the University of California, Los Angeles,

Dr. Eshaghian completed his medical degree at Ross University School of Medicine. He then completed a residency in obstetrics and gynecology at Nassau University Medical Center in New York, an affiliate of Stony Brook Medical School, where he served as Chief Resident. During his residency, he also trained at the Memorial Sloan-Kettering Cancer Center in New York City



Vishaal Buch, M.D. – Clinical Medical Director

Dr. Vishaal Buch, the San Fernando Community Health Center’s (SFCHC) Chief Medical Officer, is an American Board of Family Medicine-certified doctor who has practiced in military facilities in the U.S. and abroad, as well as with underserved populations.

Through the lens of seeing medicine in its totality, he understands the importance of compassion, collaboration and empathy on both patient satisfaction and staff morale. He brings this vital perspective to SFCHC in its role as a welcoming healthcare home for the community, with an emphasis on the most vulnerable and underserved.

Dr. Buch treats patients of all ages – from newborns to centenarians – across the family care spectrum, including common childhood disease ailments, chronic adult disease management, women’s health, and geriatric and senior health. He also is experienced in other areas of medical practice, ranging from emergency medicine to hospital administration.

After earning a bachelor’s degree from the University of California, San Diego, Dr. Buch received his Doctor of Medicine from the Uniformed Services University of the Health Sciences in Bethesda, Md. During his subsequent doctor-in-training work at St. Louis University Family Medicine Residency, he became Chief Resident.

Insurance & Payment

SFCHC accepts Medicare, Medi-Cal HMO, FamPact and other commercial plans. Services are available on a sliding fee scale which is determined by income and family size. If you have any questions about insurance or payment options, please call our office. Our friendly staff is happy to help you.

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