The Medical Opinion Marketplace

Dr. Warren Heller, MD, is a physician specializing in ophthalmology, providing comprehensive medical and surgical eye care for patients in the Phoenix area. He earned his medical degree from SUNY Downstate Medical Center College of Medicine and completed residency training at Long Island College Hospital. Dr. Heller is board certified in ophthalmology and is known for a patient-centered approach that emphasizes clear communication, careful evaluation, and individualized treatment planning. His clinical interests include vision correction and cataract care, with experience in services commonly associated with laser vision correction procedures such as LASIK and PRK, as well as cataract surgery. Dr. Heller is associated with Eye Doctors of Arizona, a practice he founded, reflecting a longstanding commitment to accessible, high-quality eye care in the community. He is affiliated with Saint Joseph’s Hospital and Medical Center in Phoenix. Dr. Heller communicates with patients in both English and Spanish, supporting a welcoming environment for diverse patient needs and helping ensure that treatment options and follow-up plans are well understood.

Benjamin L. Heller, DO, is a physician and surgeon focused on vision correction and cataract care. Although his primary specialty listing is in family medicine, he is widely described in public practice materials as a board-certified ophthalmic surgeon with an emphasis on refractive and cataract procedures, including LASIK and PRK as well as laser-assisted cataract surgery. He is a graduate of Touro University in Las Vegas, Nevada, and completed surgical training at Nova Southeastern University in Davie, Florida. Dr. Heller’s clinical work commonly includes evaluation and treatment of cataracts and lens-based vision correction, including intraocular lens implantation, as well as laser procedures such as YAG capsulotomy when indicated. His practice setting is designed to support patients through the full continuum of care—from initial consultation and advanced diagnostic testing to individualized surgical planning and postoperative follow-up. He is associated with the Eye Doctors of Arizona / Lasik Phoenix group and is committed to combining high-volume procedural experience with attentive, patient-centered communication and outcomes-focused care.

Matthew A. Heller, DO, is an ophthalmology physician specializing in comprehensive ophthalmology. He is affiliated with Eye Doctors of Arizona and serves as an HonorHealth Medical Staff Member with hospital privileges at Deer Valley Medical Center. Dr. Heller provides evaluation and management across a broad range of eye conditions, with clinical interests that include cataract care and surgical planning, including the use of intraoperative technologies such as Optiwave Refractive Analysis (ORA) during cataract surgery. Dr. Heller earned his Doctor of Osteopathic Medicine degree from the Arizona College of Osteopathic Medicine of Midwestern University. He completed an internship at South Brooklyn Health, followed by an ophthalmology residency at Larkin Community Hospital. In addition to clinical care, Dr. Heller has been listed as an author on publications related to patient decision aids in refractive eye surgery, reflecting an interest in supporting informed, patient-centered decision-making. He is a member of the American Academy of Ophthalmology and the Phoenix Ophthalmological Society. Dr. Heller is publicly described as a board-certified ophthalmologist and is fluent in English and Spanish.

Albert Tejada, MD, is a family medicine physician based in Phoenix, Arizona. He earned his medical degree from the University of Arizona in Tucson and completed residency training in family medicine in Phoenix at what is now known as the Creighton University Arizona Health Education Alliance. Dr. Tejada brings a perspective shaped by service to diverse communities, including experience practicing in an inner-city, primarily Spanish-speaking, traditionally underserved setting. As a first-generation Mexican American, he is committed to patient-centered care that emphasizes clear communication, respect for individual goals, and practical, preventive approaches to health. In addition to clinical practice, Dr. Tejada serves as a Senior Medical Director within Scientific Review Solutions at WCG, providing scientific and medical leadership that supports clinical research oversight. He has also participated as an investigator in clinical research, contributing to the advancement of evidence-based care. Dr. Tejada is an English-speaking physician who integrates broad primary care expertise with a strong understanding of research and quality-focused medical review.

Dr. Ronald Waxman is a chiropractor in Phoenix, Arizona, and the provider behind Waxman Chiropractic Services. He earned his Doctor of Chiropractic degree from Life University and is licensed to practice in Arizona. Dr. Waxman is bilingual in English and Spanish, helping him communicate clearly with a diverse patient population. Dr. Waxman’s clinical focus includes evaluation and care for injuries related to motor vehicle accidents. He provides chiropractic consultations and follow-up care aimed at reducing pain, improving mobility, and supporting a safe return to daily activities. His approach emphasizes hands-on care, including manual adjusting and the Diversified technique, with treatment plans tailored to each patient’s presentation and goals. Patients often seek Dr. Waxman for thorough assessments, clear explanations, and a practical care plan that aligns with their comfort level and functional needs. He is also listed in professional chiropractic directories, reflecting an ongoing commitment to the standards of the profession.

Pelin Strebler, PhD, is a clinical neuropsychologist who provides comprehensive neuropsychological evaluation for adults and older adults. She specializes in the assessment of cognitive, behavioral, and emotional changes associated with neurological and medical conditions, including dementia syndromes such as Alzheimer disease, frontotemporal dementia, and Lewy body dementia, as well as epilepsy, multiple sclerosis, traumatic brain injury, stroke and vascular cognitive impairment, and movement disorders. Dr. Strebler completed doctoral training in clinical psychology, followed by advanced clinical training through an internship in clinical psychology and a fellowship in neuropsychology. She is board certified in Clinical Neuropsychology and is affiliated with Banner – University Medical Center Phoenix, where she practices within the Banner – University Medicine Neurosciences Clinic. In addition to her clinical work, Dr. Strebler serves as an Assistant Clinical Professor in the Department of Neurology at the University of Arizona College of Medicine – Phoenix. She emphasizes building a trusting relationship as the foundation of care and partners with patients and families to clarify diagnosis, guide treatment planning, and support day-to-day functioning. Dr. Strebler speaks English and Turkish.

Anup A. Shah, MD, is a board-certified orthopaedic surgeon with subspecialty certification in Sports Medicine. He is fellowship-trained in sports medicine and shoulder & elbow surgery, with advanced training at Baylor College of Medicine and Massachusetts General Hospital/Harvard Medical School. Dr. Shah completed his internship and orthopaedic surgery residency at the University of Texas Health Science Center at San Antonio and attended Semmelweis University for medical school. Dr. Shah’s clinical focus includes orthopaedic sports medicine, arthroscopy, and the evaluation and treatment of knee and shoulder conditions. He is affiliated with Banner – University Orthopedic and Sports Medicine Institute and Banner – University Medical Center Phoenix. Committed to education and training, Dr. Shah serves as a Clinical Associate Professor at the University of Arizona College of Medicine – Phoenix and holds a leadership role as Associate Director of an Orthopedic Sports Medicine Fellowship. He also has experience as a team physician for professional sports organizations, including the NBA Phoenix Suns and MLB Milwaukee Brewers. Dr. Shah participates in professional society leadership and committee work and maintains transparent disclosure of relevant industry relationships.

Daniel E. Brooks, MD, is an emergency medicine physician with subspecialty expertise in medical toxicology. He serves as Medical Director of the Banner Poison & Drug Information Center in Phoenix and is an attending physician in Medical Toxicology at Banner University Medical Center – Phoenix, with additional clinical involvement at Phoenix Children’s Hospital. Dr. Brooks is a Clinical Professor of Medicine and Emergency Medicine at the University of Arizona College of Medicine – Phoenix, where he contributes to education and clinical training through roles spanning Internal Medicine (Toxicology) and Emergency Medicine. He earned his medical degree from Stony Brook University School of Medicine, completed an Emergency Medicine residency at the University of Pittsburgh, and pursued fellowship training in Medical Toxicology at Banner Good Samaritan Medical Center. Board certified by the American Board of Emergency Medicine, with subspecialty certification in Medical Toxicology, Dr. Brooks focuses on the evaluation and management of poisonings, drug-related exposures, and complex toxicologic emergencies. His scholarly and teaching interests include toxicology, pharmacology, molecular biology, addiction medicine, poison center management, and environmental and occupational toxicology education. He has held leadership and committee roles with the American Association of Poison Control Centers and has served as a Visiting Teaching Professor in traumatology at Osaka University.

Dr. Ekokobe Fonkem is a neurologist with specialized expertise in neuro-oncology, focused on the care of patients with brain tumors and neurologic complications related to cancer. He serves as Vice Chair and Professor of Neurology and is Chief of Neuro-oncology at Banner MD Anderson Cancer Center and the University of Arizona College of Medicine – Phoenix. Dr. Fonkem earned his Doctor of Osteopathic Medicine degree from the Ohio University Heritage College of Osteopathic Medicine. He completed residency training in neurology at The Ohio State University Wexner Medical Center, followed by advanced fellowship training in neuro-oncology at Harvard University Beth Israel Deaconess Medical Center. In addition to his clinical work, Dr. Fonkem is engaged in research centered on neuro-oncology, brain tumors, and translational cancer research, with the goal of advancing understanding and treatment strategies for complex neurologic cancers. He is licensed to practice in Arizona, Pennsylvania, and Wisconsin.

Paul E. Stander, MD, is an internal medicine physician with board certification from the American Board of Internal Medicine and subspecialty certification in Geriatric Medicine. He is a Clinical Professor (Clinical Series) of Internal Medicine in the Division of Geriatrics/Palliative Care at The University of Arizona College of Medicine – Phoenix and is affiliated with the Phoenix VA Health Care System. Dr. Stander earned his medical degree from Thomas Jefferson University (Jefferson Medical College) and completed internship and residency training in Internal Medicine at the Medical College of Wisconsin. He also completed residency training in Preventive Medicine at the University of Arizona. In addition to his clinical background, he holds an MBA from the University of Phoenix. His work reflects a commitment to evidence-based primary and consultative internal medicine, with specialized expertise in the care of older adults. As a clinician and educator, Dr. Stander contributes to the training of future physicians, emphasizing thoughtful, patient-centered care and the complex medical needs that can accompany aging.