Mark Muller

Mark Muller, MS, CPO, FAAOP

Chair of O&P Department

Mark is the Chair and instructor for the Prosthetic and Orthotic Master of Science degree program. He also is responsible for teaching Kinesiology, Biomechanics and Gait. He attended Northwestern P&O Center from 1994-1995 and subsequently taught in their Orthotic Certificate Program for 1 ½ years. He worked in private practice in San Diego for 3 years before becoming Education Manager at Ossur Americas from 2002 – 2005. He joined CSUDH in 2006, where he immediately went to work upgrading all course objectives and developing new curricula in gait and and biomechanics. He received his Master’s Degree in Instructional Technology from California State University Fullerton in 2008. He has lectured extensively in the U.S. Mark Muller is currently President of the American Academy of Orthotists and Prosthetists and in this position of national leadership his expertise and professional network of O&P leaders will definitely benefit the CSUDH O&P Program. 

Scott Hornbeak

Scott Hornbeak, MBA, CPO, FAAOP

Clinical Instructor
Mr. Hornbeak possesses a Masters of Business Administration Degree (UCLA-1987) and is ABC certified in Prosthetics (1978) and Orthotics (1980). He has over 30 years of clinical, managerial, and teaching experience. He attended school at UCLA Prosthetics and Orthotics Program in 1977. He is a member of: the American Academy of Orthotists & Prosthetists (AAOP); the NCOPE Self Study Committee; and the Southern California Chapter of AAOP as a Board member. He was awarded the “Outstanding Educator Award” by the Academy in 2000.

Meagan Clark

Meagan Clark, MA, CPO

Full Time Lecturer
Meagan Clark attended the California State University Dominguez Hills Orthotics and Prosthetic Certificate Programs in 2008-2009 after graduating from Texas Tech University with a BS in Human Development and Family Studies. She completed her residency in prosthetics at Hanger in Portland, OR, and in orthotics at Fountain Orthotics and Prosthetics where she continued as a clinician before moving on to teach in the el- MSOP program at Loma Linda University in 2012. She received her Master of Arts in Addiction Studies at the University of South Dakota, and is currently working on her Doctorate in Education at George Fox University.  She began teaching at CSUDH in fall 2014, and was brought on full time in summer 2015.  

Glenn Ham-Rosebrock

Glenn Ham-Rosebrock, CO,

Orthotic Instructor
Glenn has worked in the O&P field since high school. He pursued formal education at the Cerritos O&P Program in 1969 and subsequently went to work for Rancho Los Amigos Rehabilitation Hospital in an internship in 1972-73. He became certified in Orthotics in 1976. From 1973 through 1986 he worked as a lead orthotic practitioner in several privately owned facilities. He owned his own orthotics practice, OrthoKinetics, from 1986-1997; afterwards he worked for Beverly Hills O&P. Glenn has worked as a part-time instructor at CSUDH since 2005. His specialty is Lower Extremity Orthotics and Polio. Glenn is a polio survivor, has worn an AFO and a KAFO for most of his life. He has over 43 years of technical and clinical experience.

Steve Alpert

Steve Alpert CP

Prosthetic Instructor
Steve has been teaching in the CSUDH program for over 20 years. Currently he teaches Upper Extremity Prosthetics and the Introduction to Orthotics and Prosthetics course. He attended Northwestern University and he became ABC certified in prosthetics in 1986. He has extensive experience with children’s prosthetics through his previous positions with the Shriner’s Hospital for Crippled Children and the Child Amputee Prosthetics Project. Currently he is Chief Prosthetist at Lerman & Sons, a large Los Angeles area facility. Mr. Alpert is a member of AAOP, and also received the “Outstanding Educator Award” from the Academy in 1995.

Part Time Faculty

Catherine Muller, CPO     Lower Limb Orthotics

Cara Negri, CP                   Gait

Julie Werner, OTR/L         Research


Marvin Ramirez
Instructional Support Assistant

Elisabeth Rollo
Administrative Support Coordinator

Guest Instructors

In addition to the core faculty, the CSUDH O & P Program regularly invites Guest Speakers to come and present to the students on various topics. The Guest Speakers include professionals and experts in a variety of O &/or P topics. These topics may include: advanced techniques or component design; alternative management systems (i.e. scoliosis management) or expansion of theories that were introduced in the course work. A partial listing of regular Guest Speakers:

Guest SpeakerTopics
Gary Bedard, COClinical Instruction (Becket Stance Control Knee Orthoses)
Jamie Benelli, CPOSpinal Technologies (Providence Scoliosis System)
Vince Coole, CPOClinical Instruction (CAD/CAM
Cindy Diener, CPOCascade DAFO, Inc. (DAFOs)
Ian Fothergill, CPOOssur Americas (Lower Limb Prosthetic Components
Bob Gailey, MPT, PhDAdvanced Gait Training
C. Ralph Hooper, CPOCharleston Bending Brace (Scoliosis Management)
Blake Norquist, COOrthomerica, Inc (Cranial Remolding Helmets)
Rick PasillasCUSHMaker, Inc. (Wheelchairs & Custom Seating)
Y. Setoguchi, MDClinical Instruction (Children’s Limb Deficiency)
Tim Shride, CPOOtto Bock (Upper Limb Prosthetics)
Jim Wynne, CPOBoston Brace (Scoliosis management)
Brandon Peterson, CPOHanger (Upper Limb Prosthetics)
Leroy Oddie, CPFreedom Innovations (Advanced Feet and Knees)
Randy Alley, CPBio Designs (Advanced Upper Extremity and Socket Systems)
Eric Ferraco, CPOHuman Designs (CMS, Medicare, Electronic Documentation)
Roberta Cone, Ph.DVA Long Beach (Psychosocial Aspects of Disability)
Dana Craig, BS, BMMEVA Long Beach (Instrumented Gait Analysis)
Russell Ward, CPOVA Long Beach (Lower Limb Prosthetics and Biomechanics)
Duane Sallade, CPO

VA Long Beach (Upper Extremity Prosthetics, Orthotic Fitters)

MS in Health Science, O&P Option Information:
Phone: (562) 735-3300
Fax: (562) 285-9969


General Inquiries: oandp@csudh.edu
Mark Muller, CPO Department Chair