Our Team

Achilles Prosthetics Prosthetics and Orthotics knows that an integral part of any rehabilitation process is education and communication. We are committed to continued communication with our patients and their physicians to ensure each patient receives the best and most appropriate prosthetic care available.

Our caring, family-owned and operated company has a team of dedicated experts ready to work with our patients to find solutions for even the most difficult cases. Our experience, education and attentiveness set Achilles Prosthetics and Orthotics apart.

Daniel J. Newton

CP, President, Certified Prosthetist/Orthotist

Daniel J. Newton, CP was born in San Gabriel, CA and grew up dreaming of becoming an artist.  For 41 years as President and CEO of Achilles Prosthetics and Orthotics, Inc. he has found an outlet for his artistic abilities providing high quality and compassionate medical care to patients in need of prosthetic and orthotic services.

In 1978, Daniel and David A. Wegner, CPO, co-founded Achilles Prosthetics and Orthotics, Inc. in Bakersfield, CA.  Two years later they expanded the business by starting a second office in Santa Maria, CA to serve the orthopedic needs of...

Logan Newton

CP/BOCO, Vice President, Certified Prosthetist/Orthotist

Logan Newton began working with Achilles Prosthetics and Orthotics in 2004. He is a second-generation O&P practitioner specializing in lower limb prosthetics and treatment of plagiocephaly through Cranial Remolding orthoses.

Logan started his professional career as an O&P technician, focusing on fabricating and constructing above-knee, below-knee and upper-extremity prosthetics. After deciding to pursue the career path, he studied prosthetics and orthotics at California State University Dominguez Hills. Upon completing formal education, he apprenticed under David A. Wegner CPO and Daniel Newton CP, furthering his expertise in prosthetic care. He became certified in Prosthetic and Orthotics in 2014...

Donald F. Newton

CPO, Certified Prosthetist/Orthotist

Growing up in Hacienda Heights, CA. Donald came to an early realization that he wanted to be involved in the prosthetics and orthotics field. At the age of eleven, Donald saw prosthetic legs and arms at his brother’s prosthetic work and knew he wanted to do that for the rest of his life. Donald always loved to work with his hands. Throughout his high school and college years, Donald found a love of working in woodshop and learned to build custom cabinetry which he still does today. Donald later went on to attend Dominguez Hills...

Christian “Chris” Meier

CPO, Certified Prosthotist/Orthotist

Chris grew up in Denver, CO. and received his undergraduate BA from the University of Colorado, Boulder majoring in Integrative Physiology.  After graduating from CU Boulder, Chris attended and received his post graduate degree in Prosthetics and Orthotics from California State University, Dominguez Hills. He has been a practicing CPO since 2011 and specializes in upper extremity prosthetics.

Chris first developed an interest in the prosthetics and orthotics field from his father who was a physical medicine and rehabilitation doctor who specialized in amputee rehabilitation. “I saw a career in orthotics and prosthetics as a...

Jerry Hartmann

CPO, Certified Prosthetist/Orthotist

Jerry was born and raised on the Central Coast and has successfully cared for amputee and physically challenged patients for 35 years. 

Jerry comes to our team as a seasoned professional.  Many of you are already familiar with Jerry in his previous role as the Clinical Director of a prosthetics and orthotics office in Santa Maria for 11 years.

Jerry first found interest in patient care through his uncle who began his craft treating patients during WWII. Jerry was fortunate to work side by side with him a short time after he left the Marines...

Zak Malzhan

CP, Certified Prosthetist

Zak has been around prosthetics as far as he can remember since his dad is an above knee amputee from way before Zak was born. Zak shares, “I was always fascinated with the prosthesis and enjoyed testing out ways to make my dad’s prosthesis better and more comfortable since I was a kid”.  Zak was raised in Paso Robles, where he graduated from Paso Robles High School. Zak attended Hancock College and worked part time in our Santa Maria Achilles office prior to leaving for more school. Zak attended Sonoma State and finished his grad...

David Wegner

CPO Certified Prosthetist/Orthotist

David A. Wegner is the co-founder of Achilles Prosthetics and Orthotics, Inc. An American Board for Certification certified Orthotist and Prosthetist, David completed his education at UCLA in 1977 and has more than 40 years of experience in the field – most of which has been at Achilles.

While serving in the Vietnam War, Wegner sustained a severe combat injury. Through that experience, he decided to pursue a career in the field of orthotics and prosthetics. “My injury in Vietnam really was the catalyst in leading me to get into the field of orthotics and...

Keith Severson

Director, Patient Care and Services

Keith comes to the prosthetic and orthotic industry from a completely different angle. In 2008, Keith was involved in a freak accident which damaged his right foot to the point where he chose amputation over a prescribed two-year foot salvage program with an unsure prognosis. He had been working as the part-owner and VP of Sales and Marketing for imported products for the electronics and retail industries. “As a new amputee I was surprised at how people viewed my new “disability” and it drove me to prove many people wrong. Being an advocate for people...

Anthony Carbajal

Administrative Operations Manager

Anthony is a Bakersfield native. He was born in Bakersfield though he primarily grew up in Lamont, CA where he attended Arvin High School before returning to Bakersfield in 2009. Anthony began his career at Achilles in 2014 as a reimbursement representative. Due to his extensive knowledge of insurance reimbursement, along with office procedures from previous jobs, he became Achilles Administrative Operations Manager in June of 2016.

“I really enjoy the dedicated staff I get to work with each day as I strive to provide them with all the tools they need to be successful”,...

Rachel Quezada

Accounting Manager

In 1997, Rachel Quezada joined Achilles Prosthetics and Orthotics as a receptionist and eventually progressed to office manager. Rachel’s enthusiasm for the medical field began when she was just 15 through a student program provided by her high school. As she’s advanced in her career, her passion to serve others has continued to grow.

Rachel works closely with patients and their families to assist them in the navigation and understanding of insurance coverage for their specific treatment. Her patient and reassuring manner has served as a calming presence for her patients and their loved ones...