About Us

Thank you for choosing People's Custom Rx for your pharmacy needs. We look forward to providing you, your family, and your pets quality pharmacy services. We specialize in preparing sterile and non-sterile medications with or without preservatives and dyes. We alter dosage forms for easier administration, and we flavor medications to the patient's preference. Our goal is to achieve positive outcomes for patients with unique needs through the provision of medications which have been formulated and prepared specifically for them.

Our Pharmacy Staff

At People's Custom Rx, we are dedicated to meeting the individual needs of our patients. We strive for excellence in our work, our education, and our lives.


Chris Gilbert, Pharm.D.

Owner and Sterile & Non-Sterile Compounding Pharmacist

Dr. Chris Gilbert graduated from the University of Tennessee, College of Pharmacy earning his Doctor of Pharmacy degree in 2007.  He also received his Bachelors of Science degree in Chemistry from Freed-Hardeman University in December of 2002. During pharmacy school, he was a member of Phi Delta Chi Pharmaceutical Fraternity.  He is an active member of Toastmasters International, a non-profit educational organization that teaches public speaking and leadership skills, and served as Sunrisers Club President in 2010. Following graduation, Dr. Gilbert signed on with Kroger as a floater.  Though he enjoyed being in many different pharmacies and helping many patients, in 2010, he began working at Kroger at Kirby and Quince in Memphis. There, he loved being able to build relationships with his patients. He was promoted to manager in 2013 and learned a lot from the experience.

While in pharmacy school, Dr. Gilbert interned at People’s Custom Rx and knew that compounding was the kind of pharmacy that he really wanted to practice. Then, in October 2013, the opportunity came for him to return to People’s Custom Rx and he is currently specializing in sterile and non-sterile compounding. He is excited to be back and looks forward to continuing to learn and grow in the field of compounding pharmacy.

Dr. Gilbert is licensed in the state of Tennessee and Arkansas. He also has a pharmacy certificate for Immunizations.

Dr. Gilbert has a heart for serving others. He also loves spending time with his wife, Deanna, and their three children, Sam, Tucker and Saralyn. They enjoy traveling and going on adventures together. They are deeply involved in the work of their church and Chris enjoys ministering to others in every way.


Judy Umfress, D.Ph.

Non-Sterile Compounding Pharmacist & Natural Hormone Replacement Specialist

Dr. Judy Umfress graduated from the University of Mississippi, School of Pharmacy in 1977 earning her Bachelor of Science in Pharmacy. She managed Northgate Pharmacy in Clinton, Mississippi and was the pharmacy consultant for 20 nursing homes during the 5 years she worked there. Her next career move allowed her to work for Treasury Drug Company as pharmacy and store manager of 30 separate stores during her 10 years with the company. While there, she served on many advisory committees within the company helping to generate innovative ideas to motivate associates and increase revenue.

Dr. Umfress began her career at People’s Custom Rx in 1998 and considers this by far the best job she has ever had.  Every day at People’s Custom Rx, she uses her professional judgment and knowledge helping to solve patient’s specific problems.

Dr. Umfress is a member of the International Association of Compounding Pharmacists and the Mississippi Pharmacists Association.  She holds both a Tennessee and Mississippi pharmacy license. She holds also certificates in Hormone Replacement Therapy, Advanced Compounding for Veterinary Patients, Pain Management, Weight loss and Nutrition as well as being an assistant clinical instructor for the South College of Pharmacy.

Dr. Umfress is married to her husband, Dean and they have 2 children, Allison and Alan. She and her husband enjoy hiking at the state parks in Mississippi and Tennessee.  She is also, an avid book lover and always has at least one or two books on her end table for when she catches a moment to read.


Brittany Clemens, Pharm.D.

Non-Sterile Compounding Pharmacist

Dr. Brittany Clemens graduated from the University Of Mississippi School Of Pharmacy with her Doctor of Pharmacy degree in 2012. While in pharmacy school, she was a member of Rho Chi Society, Kappa Epsilon fraternity, American Pharmacists Association, and Christian Pharmacists Fellowship International.

Dr. Clemens began her career at People’s Custom Rx as a pharmacy intern during the summer and winter holidays while in pharmacy school. It was during this time that she learned her passion for compounding in order to help patient specific needs, as well as, being able to develop relationships with patients.  Dr. Clemens began working as a pharmacist at People’s Custom Rx in the non-sterile department after pharmacy school graduation in June 2012.  She particularly enjoys helping women with their hormone replacement therapy, as well as, assisting veterinarians with pet medications.

Dr. Clemens is licensed in the state of Tennessee.

Dr. Clemens is married to Trey, and they enjoy spending time with their dog, Chloe. She is an avid Ole Miss Sports fan, and during the fall she spends most of her weekends attending football games with her family.  She attends Highland Church of Christ where she is involved with several ministries.


Tiffany Wagner, C.Ph.T., C.M.E.

Lead Certified Pharmacy Technician, Non-Sterile Products and Certified Menopause Educator

Tiffany Wagner earned her Bachelor of Arts degree from the University of Tennessee at Knoxville. She began compounding when she worked for her father at Payless Family Pharmacy in Sparta, Tennessee in 1998. After attending PCCA’s Primary Training, a PCCA Veterinary Symposium in 1999, and a PCCA BHRT Symposium in 2001, she became excited about the opportunities available in the career of pharmacy compounding.

Tiffany began her career at People’s Custom Rx in May of 2002. She has extensive compounding experience and is currently the lead non-sterile compounding technician at People’s Custom Rx. She is certified as a menopause educator through the North American Menopause Society and is a member of the International Academy of Compounding Pharmacists (IACP). Tiffany has also been named by PCCA as the Technician of the Month.

Tiffany is married to her husband, Jamie, and has two boys, J.J. and Jacob who keep her busy.


Mandy Williams, C.Ph.T.

Lead Certified Pharmacy Technician, Sterile Products

Mandy Williams graduated Magna Cum Laude from Lipscomb University in Nashville earning her Bachelor of Science degree in 2008, majoring in Psychology with a minor in Health. She earned her Certified Pharmacy Technician Certification while working as a pharmacy technician at Kroger in 2008.

Mandy began her career at People’s Custom Rx as a non-sterile compounding technician in October of 2009. Having an interest in the growing sterile compounding side of the business, she was trained in the art of sterile compounding and is currently the lead sterile compounding technician at People’s Custom Rx.

Mandy enjoys going to movies with friends and is a soccer fan, both watching and playing. She is involved in her church mission program and goes on mission trips to Honduras several times per year.