Meet The Team
Dr. Anthony Nguyen
Chief Executive Officer
Board Certified Internal Medicine
Board Certified Internal Medicine
Dr. Anthony Nguyen
Chief Executive Officer
Board Certified Internal Medicine
Dr. Anthony B. Nguyen is an internist who has spent his career delivering care to seniors and helping design innovative senior healthcare systems across the nation.
Board Certified Internal Medicine
Dr. Anthony B. Nguyen is an internist who has spent his career delivering care to seniors and helping design innovative senior healthcare systems across the nation.
Dr. Deena Goldwater
VP of Care Delivery
Geriatrician and Cardiologist
Geriatrician and Cardiologist
Dr. Deena Goldwater
VP of Care Delivery
Geriatrician and Cardiologist
Dr. Deena Goldwater, a cardiologist and geriatrician, trained at one of the nation’s top hospitals and has devoted her career to helping older people manage their health, even when facing multiple chronic conditions.
Geriatrician and Cardiologist
Dr. Deena Goldwater, a cardiologist and geriatrician, trained at one of the nation’s top hospitals and has devoted her career to helping older people manage their health, even when facing multiple chronic conditions.
Dr. Michael Wang
VP of Clinical Affairs
Geriatrician and Internist
Geriatrician and Internist
Dr. Michael Wang
VP of Clinical Affairs
Geriatrician and Internist
Dr. Michael D. Wang, a geriatrician and internist, trained at one of the nation's top hospitals, and has over 20 years of experience in senior care. He has a deep understanding of what’s needed to help keep older patients healthy at home.
Geriatrician and Internist
Dr. Michael D. Wang, a geriatrician and internist, trained at one of the nation's top hospitals, and has over 20 years of experience in senior care. He has a deep understanding of what’s needed to help keep older patients healthy at home.
Dr. Richard Lander
Physician
Dr. Richard Lander
Physician
Dr. Lander is an internal medicine physician who has practiced extensively in the outpatient, long term care, and inpatient settings. He started his career as a social worker in New York City, served mid-career as Program Manager in Geriatric Medicine, Department of Family Practice at St. Joseph’s Hospital Paterson New Jersey. He is excited to deliver care to seniors in the comfort of their homes.
Dr. Lander is an internal medicine physician who has practiced extensively in the outpatient, long term care, and inpatient settings. He started his career as a social worker in New York City, served mid-career as Program Manager in Geriatric Medicine, Department of Family Practice at St. Joseph’s Hospital Paterson New Jersey. He is excited to deliver care to seniors in the comfort of their homes.
Glenn Nathan Newman
Geriatrician & Family Physician
Glenn Nathan Newman
Geriatrician & Family Physician
Dr. Glenn Nathan Newman is a geriatrician and family practice physician with 25 years of experience. He received his undergraduate degree from Stanford University and his Doctor of Medicine degree from University of Southern California. He enjoys working with patients and families from all backgrounds
Dr. Glenn Nathan Newman is a geriatrician and family practice physician with 25 years of experience. He received his undergraduate degree from Stanford University and his Doctor of Medicine degree from University of Southern California. He enjoys working with patients and families from all backgrounds
Manish Saha
Family Physician
Manish Saha
Family Physician
Manish Saha is a Family Physician with over 15 years of experience delivering care to patients. He received his MD from University of the West Indies Faculty of Medicine and completed his Family Medicine Residency Program at Ellis Medicine in New York. Dr. Saha holds extensive experience delivering comprehensive patient care to older adults.
Manish Saha is a Family Physician with over 15 years of experience delivering care to patients. He received his MD from University of the West Indies Faculty of Medicine and completed his Family Medicine Residency Program at Ellis Medicine in New York. Dr. Saha holds extensive experience delivering comprehensive patient care to older adults.
Dr. Ryan Ortizo
Family Physician
Dr. Ryan Ortizo
Family Physician
Dr. Ryan Ortizo is a board-certified Family Medicine physician dedicated to compassionate, high-quality care for patients of all ages. He earned his MD from Virginia Commonwealth University, completed his residency at Riverside Community Hospital as Academic Chief Resident, and holds an MPH from Harvard T.H. Chan School of Public Health with a focus on healthcare systems improvement.
Dr. Ryan Ortizo is a board-certified Family Medicine physician dedicated to compassionate, high-quality care for patients of all ages. He earned his MD from Virginia Commonwealth University, completed his residency at Riverside Community Hospital as Academic Chief Resident, and holds an MPH from Harvard T.H. Chan School of Public Health with a focus on healthcare systems improvement.
Oscar Zambrano
Internist & Cardiologist
Oscar Zambrano
Internist & Cardiologist
Oscar Zambrano earned his medical degree from San Marcos University in Lima, Peru, in 1972. He completed his residency at Berkshire Medical Center and Lemuel Shattuck Faulkner Medical Center in Massachusetts, followed by fellowships in Critical Care at Hollywood Presbyterian Hospital and in Cardiology at Kaiser Hospital Foundation. Board certified in Internal Medicine and Cardiovascular Diseases.
Oscar Zambrano earned his medical degree from San Marcos University in Lima, Peru, in 1972. He completed his residency at Berkshire Medical Center and Lemuel Shattuck Faulkner Medical Center in Massachusetts, followed by fellowships in Critical Care at Hollywood Presbyterian Hospital and in Cardiology at Kaiser Hospital Foundation. Board certified in Internal Medicine and Cardiovascular Diseases.
Harini Koko
Nurse Practitioner
Harini Koko
Nurse Practitioner
Harini Koko is a Nurse Practitioner who is certified in Adult-Gerontology Primary Care. She received her BSN and MA from the Barnes Jewish College Goldfarb School of Nursing. Harini is skilled in Internal Medicine, Pulmonology, and Nephrology.
Harini Koko is a Nurse Practitioner who is certified in Adult-Gerontology Primary Care. She received her BSN and MA from the Barnes Jewish College Goldfarb School of Nursing. Harini is skilled in Internal Medicine, Pulmonology, and Nephrology.
Jayne Zhang
Nurse Practitioner
Jayne Zhang
Nurse Practitioner
JingJing “Jayne” Zhang is a Board Certified Adult Gerontology Acute Care Nurse Practitioner with more than 10 years of experience. She has Doctorate of Nursing Practice from California State University – Fullerton. In her career, Jayne has practiced in various settings ranging from hospitals, skilled nursing facilities, clinics and homes.
JingJing “Jayne” Zhang is a Board Certified Adult Gerontology Acute Care Nurse Practitioner with more than 10 years of experience. She has Doctorate of Nursing Practice from California State University – Fullerton. In her career, Jayne has practiced in various settings ranging from hospitals, skilled nursing facilities, clinics and homes.
Roxy Lemus - Bell
Nurse Practitioner
Roxy Lemus - Bell
Nurse Practitioner
Maria Roxana “Roxy” Lemus, C-FNP, MD Board-Certified Family Nurse Practitioner in the U.S. and Doctor of Medicine and Surgery from El Salvador. Originally trained as a physician at Universidad Salvadoreña Alberto Masferrer (2004), Roxy later transitioned into nursing in the U.S., earning credentials as CNA, LVN, RN (AA/BSN/MSN), and ultimately as a Certified Family Nurse Practitioner.
Maria Roxana “Roxy” Lemus, C-FNP, MD Board-Certified Family Nurse Practitioner in the U.S. and Doctor of Medicine and Surgery from El Salvador. Originally trained as a physician at Universidad Salvadoreña Alberto Masferrer (2004), Roxy later transitioned into nursing in the U.S., earning credentials as CNA, LVN, RN (AA/BSN/MSN), and ultimately as a Certified Family Nurse Practitioner.
Stella Wan
Nurse Practitioner
Stella Wan
Nurse Practitioner
Stella is a certified adult-gerontology nurse practitioner. She came from Optum where she cared for complex patients with multiple chronic illnesses via house calls, in-office and tele-health visits. She is passionate about improving the quality of life for seniors and bringing the best evidenced-based care to patients.
Stella is a certified adult-gerontology nurse practitioner. She came from Optum where she cared for complex patients with multiple chronic illnesses via house calls, in-office and tele-health visits. She is passionate about improving the quality of life for seniors and bringing the best evidenced-based care to patients.
Jacqueline Sandoval
Medical Assistant
Jacqueline Sandoval
Medical Assistant
As a Licensed Vocational Nurse with a passion for geriatrics, my career journey has led me to Welcome Health, where I've found a perfect match for my heartfelt commitment to caring for seniors in the comfort of their own homes. I chose Welcome Health because their philosophy of delivering compassionate healthcare directly to patients aligns perfectly with my values.
As a Licensed Vocational Nurse with a passion for geriatrics, my career journey has led me to Welcome Health, where I've found a perfect match for my heartfelt commitment to caring for seniors in the comfort of their own homes. I chose Welcome Health because their philosophy of delivering compassionate healthcare directly to patients aligns perfectly with my values.
Yahaira Lizama
Medical Assistant
Yahaira Lizama
Medical Assistant
Yahaira has over 11 years of experience in providing care and advocating for seniors. As a Certified Medical Assistant, Yahaira provides top-notch care to patients in processing referrals/authorizations, answering patient inquiries, and processing prescription requests for patients
Yahaira has over 11 years of experience in providing care and advocating for seniors. As a Certified Medical Assistant, Yahaira provides top-notch care to patients in processing referrals/authorizations, answering patient inquiries, and processing prescription requests for patients
Samantha Garcia
Medical Assistant
Samantha Garcia
Medical Assistant
Samantha has over 6 years of experience providing administrative support in medical offices. As a Certified Medical Assistant, Samantha provides top-notch care to patients in processing referrals/authorizations, answering patient inquiries, and processing prescription requests for patients.
Samantha has over 6 years of experience providing administrative support in medical offices. As a Certified Medical Assistant, Samantha provides top-notch care to patients in processing referrals/authorizations, answering patient inquiries, and processing prescription requests for patients.
Get the care you deserve
Welcome Health specializes in primary care for people 65 and up. Because your convenience is our priority, we deliver primary care to you through clinic visits, home visits, or virtual visits.
Fill out the form or call to learn more! 562-270-9482
If you’re an existing patient, contact us here: 866-311-9661
