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At Summit Institute, we pride ourselves
in being a multi-disciplinary pain management
practice, meaning we will use every skill we know
to help relieve your Chronic Pain.

Summit Institute Leadership

Summit Institute is guided by a dynamic team of executives who are strategically pushing forward our core initiative to transform the medical service industry with innovative, transdiciplinary, holistic patient-centered healthcare delivery.

Our accomplished team of board certified physicians are dedicated to helping you with more than 50 years of experience and knowledge from world renowned academic institutions including Yale, Harvard, and UCSD. You can expect a friendly, knowledgeable, trustworthy and caring staff to develop a personalized treatment plan that helps you find and follow your path to health.


All
Leadership Team
Clinical Team
Medical Service Line
Behavioral Service Line
Physical Reconditioning Service Line
Alternative Care Service Line

Chris McDonald

Chief Executive Officer
Chris McDonald

Chief Executive Officer

Toby Moeller-Bertram

Chief Medical Officer
Toby Moeller-Bertram

Chief Medical Officer

Dr. Moeller-Bertram is our Chief Medical Officer, and joined us from Coastal Pain and Spinal Diagnostics in the San Diego area. Prior to going into private practice, Dr. Moeller-Bertram held an appointment as associate clinical professor of anesthesiology and psychiatry and as the director of clinical pain research at the University of California San Diego. He is double-board certified in Anesthesiology and Pain Management. After finishing his medical school in Hamburg, Germany and defending his doctoral thesis about the effects of oxidative stress, he moved to the USA for his clinical training. He completed his anesthesia residency at UCSD and was given the honor to serve as chief resident. He received his education in multi-disciplinary pain management, including intensive training in all invasive aspects of alleviating pain, at UC San Francisco, which ranks among the best pain departments in the world. Dr. Moeller-Bertram returned to San Diego 2005 as an assistant clinical professor and also enrolled in a masters program for clinical research. He joined the VA San Diego Healthcare System and established his pain clinic there serving the Veteran population. These humbling and rewarding years of serving Veterans profoundly impacted his career and shaped his research efforts. Besides keeping a busy practice, he conducted many experiments to better understand the effects of stress on pain perception. His areas of expertise include PTSD and fibromyalgia and he received funding and support from sources including the “Foundation for Anesthesia Education and Research”, the ‘Center of Excellence for Stress and Mental Health” and industry leaders. During his years at UCSD and the VA, he served as the director for clinical pain research at UCSD, published numerous papers and book chapters and presented his work at many national and international conferences as guest lecturer or visiting professor. Dr. Moeller-Bertram is an associate clinical professor (voluntary) with the University of California Riverside School of Medicine.  Clinical Research Publications by Dr. Tobias Moeller-Bertram

David Gernak

Chief Financial Officer
David Gernak

Chief Financial Officer

Peter Currie

President
Peter Currie

President

Heather McDonald

VP Operations
Heather McDonald

VP Operations

Jameson Giebler

VP Information Technology
Jameson Giebler

VP Information Technology

Tim Leier

Medical Director
Tim Leier

Medical Director

Jaime Zeledon

NP
Jaime Zeledon

NP

Harrier Cagatay

PA-C
Harrier Cagatay

PA-C

Henry Bringas

MPA-C
Henry Bringas

MPA-C

Jacqueline Hattar

PA-C
Jacqueline Hattar

PA-C

Michelle Street

PA-C
Michelle Street

PA-C

Kris Werner

PhD
Kris Werner

PhD

George Vasquez

PhD
George Vasquez

PhD

Paul Lorona

MFT
Paul Lorona

MFT

Mariam Parekh

PhD
Mariam Parekh

PhD

Jade Thompson

DC
Jade Thompson

DC

Hillari Hamilton

DC
Hillari Hamilton

DC

Christopher Garden

DC
Christopher Garden

DC

Maira Sabah

DC
Maira Sabah

DC

Dr. Maira Sabah graduated with Bachelors of Science in Human Biology from Cleveland Chiropractic University in Overland Park, KS. She received her Doctor of Chiropractic from Southern California University of Health Sciences in Whittier, CA. She worked at the physical medicine and rehab department at Los Angeles Veterans Affairs Medical Center, where she had the opportunity to work with many veterans and veteran families for her clinical experience. After the VA hospital, Dr. Sabah moved to the big apple where she spent two years working at a multi-disciplinary clinic. She moved back to her home state California after gaining experience in New York City to join Desert Pain Clinic. Dr. Sabah is associated with the American Chiropractic Association.

Dr. Sabah specializes in many soft tissue techniques, manual therapies and chiropractic adjustments. She has experience with wellness care, rehab, geriatrics, post-surgery, student athletes and women health. She specializes in relieving low back, upper back and neck pain. Dr. Sabah focuses on the patient and approaches with the treatment plan that best suits individual’s needs to achieve their optimal health.

Dr. Sabah loves travelling and exploring new places. She has travelled to forty states in the United States, and ten countries internationally. In her free time she enjoys cooking and looking at destinations for her next travel.

Luis Gonzalez

DC, QME
Luis Gonzalez

DC, QME

Dr. Luis Gonzalez has been a practicing Doctor of Chiropractic for 27 years. He is a graduate from National College of Chiropractic in Lombard, Illinois receiving his Bachelors in Human Biology in 1988; elective studies in Acupuncture; Doctor of Chiropractic degree in 1990; and Post-Graduate training as a Certified Chiropractic Sports Practitioner in 1992.

Dr. Gonzalez has been in active practice in the Los Angeles area since 2005 focusing on wellness care, sports injuries, personal and occupational medicine.

Prior to practicing in Los Angeles, Dr. Gonzalez practiced in Miami for 11 years between 1994 and 2005, and for 4 years in Chicago from 1991 through 1994.

Dr. Gonzalez obtained his certification in 2005 as a Qualified Medical Evaluator through the State of California Division of Workers Compensation.

Prior to recently joining Desert Pain Clinic Institute, Dr. Gonzalez had the opportunity over the last seven years to practice in Los Angeles and Beverly Hills with multi-disciplinary specialists in the fields of internal medicine, pain management, orthopedic surgery and neurosurgery.

In addition to his 27 years of practice experience in chiropractic, Dr. Gonzalez has also worked in the medical legal arena with emphasis in peer review, utilization review, treatment guidelines, disability and permanent impairment.

Scott Cole

Tai Chi Instructor
Scott Cole

Tai Chi Instructor

Kelsey Meuse

Massage
Kelsey Meuse

Massage

Daniela Schellenberg

Feldenkrais Instructor
Daniela Schellenberg

Feldenkrais Instructor

Will Norat

Massage Therapist
Will Norat

Massage Therapist

Heather Negrete

Massage Therapist
Heather Negrete

Massage Therapist

Jason Lushia

Certified Personal Trainer
Jason Lushia

Certified Personal Trainer

Debra Andersen

Yoga Instructor
Debra Andersen

Yoga Instructor

Heather Morgan

E-RYT
Heather Morgan

E-RYT

Bianca Despotides

ND
Bianca Despotides

ND

Scott Buesing

ND
Scott Buesing

ND

Laurence Freitas

ND
Laurence Freitas

ND

Daniel Haun

LAc
Daniel Haun

LAc

Jae Park

LAc
Jae Park

LAc

David George

LAc
David George

LAc

Tisa Anderson

MSTCM, LAc
Tisa Anderson

MSTCM, LAc

Tisa Anderson has been in private practice for thirteen years. She graduated with a Masters of Science in Traditional Chinese Medicine in 2002, from The American College of Traditional Chinese Medicine in San Francisco. Chinese Medicine is her passion, she began studying it in 1994 at The Acupressure Institute in Berkeley. She believes that acupuncture and Chinese medicine can help people achieve the balance and great health they desire.

Tisa has a diverse background, she has worked in holistic health clinics with Chiropractors and Massage Therapists, she worked with Hospice for 7 years and has worked in the drug and alcohol treatment field for five years. She also specializes in Acupuncture Facial Rejuvenation, better known as acupuncture facelifts. She has seen wonderful results with getting rid of facial sagging and puffiness and diminishing fine lines and wrinkles. Tisa also loves working with children, her youngest patient was three months old. She treats chronic pain, digestive issues, emotional imbalances, stress, fatigue, and women’s health issues.
Tisa is very excited to be working at Summit Institute. In her free time she enjoys spending time with her family, doing yoga, hiking, reading and going to the beach.