Staff – Meet Our Pharmacists

Sam Sheldon, Pharm.D.


With nearly 50 years of experience in pharmaceutical services across the country, Sam Sheldon is a seasoned and consummate professional who is widely respected in the field. Since graduating from the University of Southern California in 1962, Sam has been providing retail, community, long-term care, veterinary care, and compounding pharmaceutical services to patients and physicians. For over 50 years, Sam has been a member of the California Pharmaceutical Association (CPhA), one of the nation’s oldest and largest organizations representing pharmacists. He is also a founding member of the Academy of Compounding Pharmacists (ACP), a member of the Professional Compounding Centers of America (PCCA), and the International Academy of Compounding Pharmacists (IACP). Additionally, Sam is a founding member of the Long Term Care (LTC) Council.

“We offer over 100 years of combined experience in pharmaceutical and biological sciences, ensuring you the highest quality of service and compounding available. Your needs are carefully met when we compound your medications.”

Sams-award-photoSam is a proud recipient of the Steven Feldman Compounding Pharmacist of the Year Award (2009) in recognition of his outstanding achievements in compounding pharmacy. Sam leads his team in creating new compounds for physicians and finding effective ways to deliver medications to patients.

Elyse Filderman, Pharm.D.


Elyse Filderman graduated from the University of the Pacific in 1984 and has dedicated her career to support small, independent retail pharmacies in the Los Angeles area. She is a member of the California Pharmacists Association (CPhA) and has been with The Compounding Pharmacy of Beverly Hills since 1996. She oversees many of the compounding processes at the pharmacy and is available to answer questions from physicians so they know exactly what to prescribe for their patients.

“We are dedicated to providing you with the information you need. We supply the highest quality custom prescription compounding. You can always contact us for a consultation about a compounded medication.”

Mandy Nguyen, Pharm.D.


Mandy Nguyen graduated from the University of Southern California in 1995 and is a member of the American Pharmacists Association (APhA) and the California Pharmacists Association (CPhA). Mandy is also a certified Home Infusion Specialist. She has been with The Compounding Pharmacy of Beverly Hills since 1999 and works side-by-side with the pharmacists to provide outstanding compounding services for physicians and patients.

Cheslav Berg, Pharm.D.


Cheslav Berg graduated from the College of Pharmacy, Western University of Health Science in 2001. Prior to becoming a pharmacist, Cheslav earned his MS in biochemistry from the State University of Kiev, Ukraine in 1985. He has a background in bio-medical research and development and uses his skills and training to create the formulas physicians and patients require. He continually researches and improves formulations and is dedicated to compounding and the profession.