Dr. Alexander Bryce Williams Niculescu is a board-certified internal medicine physician with fellowship training in hospice and palliative medicine. He is Board Certified by the American Board of Internal Medicine (#532178, 2023–2033) and is a Licensed Physician in California (Medical Board of California, A187471, 2023–present) and New York (New York State Department of Health, #317127, 2022–present). He also holds a DEA Controlled Substances Registration Certificate (#FN3073905, 2023–present) and maintains active BLS and ACLS certifications (2020–present). Dr. Niculescu completed a Fellowship...

Dr. Alizaman Sadigov is a distinguished pulmonologist and critical care consultant with nearly three decades of clinical, academic, and leadership experience. His medical career began in August 1983 when he earned his Doctor-internist degree from the Medical University of Azerbaijan in Baku. Following his graduation, he completed a rigorous therapist internship with the Nakhchevan Health Ministry from 1983 to 1986, where he assessed client needs and coordinated comprehensive internal medicine treatments for a broad patient population. He then served as...

Dr. Anje’le Alston is a board-certified internal medicine physician and fellowship-trained primary care sports medicine specialist. She is a practicing internal medicine and sports medicine physician, providing comprehensive outpatient care that includes chronic disease management, preventive care, musculoskeletal injury evaluation and treatment, and ultrasound-guided procedures. Dr. Alston completed her Primary Care Sports Medicine Fellowship at Intermountain Health in Provo, Utah, where she gained advanced training in musculoskeletal medicine, diagnostic ultrasound, concussion management, and athlete care. During fellowship, she served as...

Dr. Anshu Vashishtha is a compassionate, board-certified internist based in Irvine, California. He has worked in internal medicine since 1996, providing care across outpatient and inpatient settings, including community clinics, long-term acute care, acute care, and ICU-level patients. His clinical background also includes work as a skilled nursing facility (SNF) internist, as well as locum tenens hospitalist coverage in community hospitals. In addition to clinical practice, Dr. Vashishtha has experience in volunteer faculty teaching within academic medicine and has participated...

Dr. Artak Mkrtchyan is a board-certified internal medicine physician currently practicing as a hospitalist at Facey Medical Group in Mission Hills, California. He provides comprehensive inpatient care, managing complex medical conditions and coordinating multidisciplinary treatment plans for hospitalized patients. Dr. Mkrtchyan earned his Doctor of Medicine from Yerevan State Medical University in Armenia in 1995 and completed an orthopedic surgery residency at the Center for Trauma and Orthopedics in Yerevan from 1995 to 1998. He later pursued internal medicine residency...

Dr. Bassem Lashin is a board-certified internal medicine physician and hospitalist practicing in Southern California. He earned his Bachelor of Medicine and Surgery (M.B.B.Ch.) from Ain Shams University Faculty of Medicine in Cairo, Egypt, in 1999. Following graduation, he completed a comprehensive transitional internship rotating across core medical and surgical specialties at Ain Shams University Hospitals and Ministry of Public Health Hospitals. He then pursued internal medicine residency training at Al Sahel Teaching Hospital from 2000 to 2002, where he...

Brittney R. Brown is a primary care physician who specializes in Internal Medicine with a strong focus on lifestyle medicine and health equity. She currently practices part time in community-based healthcare settings serving under-represented populations. She served as the Clinic Champion for the DECIPHeR study, a UCLA and DHS research initiative focused on eliminating disparities in hypertension management across diverse populations. Dr. Brown earned her Doctor of Osteopathic Medicine Degree from Kansas City University where she was an active member...

Dr. Carmen Cobb is a board-certified internal medicine and pediatrics physician with academic, clinical, and leadership expertise in global health, medical education, and hospital medicine. She has advanced clinical expertise in the care of hospitalized and acutely ill patients of all ages, including the inpatient treatment of acute illnesses and the management of exacerbations of chronic diseases in both adults and children. She currently serves as an HS Associate Clinical Professor of Medicine and Pediatrics at the University of California,...

Dr. Catherine Karno is a board-certified physician through the American Board of Internal Medicine and is board eligible through the American Board of Internal Medicine, Geriatric Medicine. Her work spans acute inpatient care, care coordination, utilization management, and telemedicine. She currently serves as a Hospitalist, Internal Medicine at Dignity Medical Center in Las Vegas, Nevada (09/08/2025–present), providing acute care for hospitalized patients across MED-SURG, telemetry, neuro, step-down, and ICU settings and collaborating closely with interdisciplinary teams and consultants. Previously, Dr....