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Gary L. Baker, MD, Director

Diplomate, American Board of Pain Medicine
Diplomate, American Board of Anesthesiology, with added Qualifications in Pain Medicine
Qualified Medical Evaluator
Director of Advanced Pain Specialists

Dr. Baker is among the nation’s leading specialists in Pain Management. He has over 15 years experience of training and practice treating patients with chronic pain. Dr. Baker is a graduate of University of California Davis Medical School. He completed residency and fellowship training at UCLA Medical Center with pioneers in the field of Pain Medicine and he lectures frequently to physicians and nurses on current topics in Pain Management.
Dr. Baker was a Major in the United States Air Force Reserve and a Field Medical Readiness Instructor.
He was recognized as Field Grade Officer of the Year in the 2001 Commander’s Awards, 752nd Medical Squadron.

James A. Kim, MD

Diplomate, American Board of Anesthesiology
Diplomate, American Board of Anesthesiology - Pain Medicine
Interventional Pain Medicine
Harvard Trained

Dr. Kim is a Harvard-educated physician, with training in Anesthesiology and subspecialty training in Pain Medicine. Dr. Kim is highly skilled in interventional pain management procedures, and highly knowledgeable in diagnosis and treatment of chronic pain syndromes. He believes in a multi-disciplinary approach to pain management, working with patients to develop personalized care incorporating interventional techniques, medications, physical therapy, and even minor surgical procedures to help relieve pain and improve and restore functionality. Dr. Kim completed his residency in Anesthesiology at University of Connecticut School of Medicine. He then completed his fellowship in Pain Management at Harvard Medical School - Brigham and Women's Hospital, which is widely known to be one of the top pain management programs in the country.

Amy Fleetman, Acupuncturist, LAc, OMD, DipNBAO
Licensed Acupuncturist
Master in Chinese Medicine
Doctor of Clinical Nutrition (PhD)
Board Certified, Diplomate of Acupuncture (1994 to present)
Acupuncture/Trigger Point Therapist
Treatment of chronic and acute pain disorders in MD-supervised clinic
Acupuncture & Herbalist
General practice including orthopedics and internal medicine, specializing in endocrine and reproductive wellness, digestive, viral disorder.


Diplomate of Acupuncture (1994-present)
National Commission for Certification of Acupuncturists Diplomate
National Board of Acupuncture Orthopedics (2004-present)


California State Oriental Medical Association (CSOMA) (1994-present)
Acupuncture and Integrative Medicine Specialists (AIMS) (2002-present)

Dr. Amy Fleetman brings her knowledge and skills of acupuncture, an oriental medical treatment, to APSSC. As a Doctor of Acupuncture more than 16 years, Dr. Fleetman has witnessed remarkable results from the application of acupuncture treatments, ranging from recoveries from a broad variety of health conditions (from the alleviation of serious, chronic pain to the birth of a long-desired baby). Her application of medical treatment is diverse; she utilizes acupuncture, herbal medicine, nutritional medicine, low level laser, and BioCranial Therapy to create improved health and comfort for patients. She is also highly knowledgeable about internal medicine, stress disorders, women’s health concerns, and nutritional/digestive topics.
Dr.Fleetman graduated with high honors from the University of Wisconsin in Madison and with highest honors from Yo San University in Santa Monica, California. She completed the year-long Diplomate program in Acupuncture Orthopedics.

Jaime Guerrero, PA.
Physician Assistant
Trained Surgical Physician Assistant at Martin Luther King Jr. Medical Center
More than 13 years of experience
Controlled Substance Certified

Jaime Guerrero is a bilingual licensed Physician Assistant who comes to this practice with a dynamic background with over 13 years of experience in general, trauma, orthopedic, and urologic surgery. He has a strong passion for improving the health of patients and is committed to providing the highest quality of care.
He is a National Physician Assistant Triple Gold Seal recipient, who graduated with honors from the Charles R. Drew University of Medicine and Science. Jaime was inducted into Epsilon Tau Sigma, the National Honor Society of Allied. He is a certified Physician Assistant and a certified Controlled Substance Counselor.

Dean X. Nghiem, PA-C
Physician Assistant National Board Certified
California Academy of Physician Assistant, Fellow Member
American Academy of Physician Assistant, Fellow Member
Controlled Substance Certified

Dean X. Nghiem is a licensed Physician Assistant (PA), who has a diverse medical background as a PA in Primary Care, Urgent Care, Psychiatry, Geriatrics, and Pain Management. He did his undergraduate at Cal State University of Fullerton. He graduated with honors from Charles R Drew University PA Program. In the last two years he has devoted his focus in Pain Management and specifically in treating patients with Chronic Pain. He is committed in treating patients with care, compassion and respect. Away from work, he enjoys spending time with his two children, wife and family. He keeps in shape by working and playing basketball.

Mobashshera Jabeen, PA-C.
Certified Physician Assistant
Family Practice
Weight Loss Management.

Mobashshera Jabeen comes to this practice with a dynamic background in Family Practice, OB/GYN, and Weight Loss Management. She also brings with her the personal talent to genuinely connect with patients who have chronic pain and provide the outstanding care that patients deserve.
She graduated, Summa Cum Laude, from Charles R. Drew University of Medicine and Science. After graduating with the highest honors in her program, Jabeen was inducted into Pi Alpha, the National Honor Society of Physician Assistants. She is a certified Physician Assistant and member of American Association of Physician Assistants (AAPA) and the California Association of Physician Assistant.

Mark Ezekiel, MD (In Memoriam)

November 26th 1960 to December 18th 2009
Dr Ezekiel was a very important part of our Advanced Pain Specialists of Southern California family. He touched the lives of patients and staff with his kindness, intelligence, and easy going manner. He was dedicated physician who could always be counted on to go the extra mile for others. He will be missed by all.



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