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Physician · PHI - Pain and Healing Institute

Nadiv Y.
Samimi, MD

A practice built on listening. Dr. Samimi is known for a thoughtful, deeply personalized approach to pain care. Patients travel from across Los Angeles, throughout the country, and internationally for his combination of advanced clinical expertise and exceptional bedside manner. His practice is built on a single principle: pain should never be dismissed. Every patient […]

Philosophy of practice
Pain should never be dismissed. Every patient deserves a physician who listens.
— Dr. Samimi

A practice built on listening.

Dr. Samimi is known for a thoughtful, deeply personalized approach to pain care. Patients travel from across Los Angeles, throughout the country, and internationally for his combination of advanced clinical expertise and exceptional bedside manner.

His practice is built on a single principle: pain should never be dismissed. Every patient deserves a physician who listens, investigates, educates, and keeps searching for solutions.

Dr. Samimi with a patient

Why listening matters.

Every patient has a unique story, and Dr. Samimi takes the time to understand not only where the pain is coming from, but how it affects mobility, sleep, mood, work, and overall well-being. Known for a warm, engaging bedside manner, he often uses anatomical models and visual explanations to help patients understand their condition and treatment options.

i.

Advanced interventional pain procedures

Image-guided injections, nerve blocks, and minimally-invasive procedures targeting the precise source of pain.

ii.

Regenerative therapies

Platelet-rich plasma (PRP) and stem cell-based treatments to support natural healing of joints, tendons, and soft tissue.

iii.

Ketamine infusion therapy

Physician-administered ketamine for treatment-resistant depression, anxiety, PTSD, and complex pain syndromes.

iv.

Sports medicine and recovery

Targeted care for athletes and active patients — from acute injury rehabilitation to long-term performance preservation.

v.

Longevity and performance-focused care

Evidence-informed strategies to support healing, performance, and vitality across the long arc of a patient’s life.

Education & Training

Training built on whole-body medicine.

Undergraduate
University of California, Berkeley
Medical Degree
Drexel University School of Medicine
Internship
St. Vincent's Medical Center / Cabrini Hospital / Mount Sinai Affiliates, New York
Residency
University of Southern California / LAC+USC Medical Center
Anesthesiology
Chief Resident
USC / LAC+USC Medical Center
Department of Anesthesiology
Fellowship
Cedars-Sinai Medical Center
Pain Medicine
A patient-centered practice

Compassionate, attentive, deeply invested in your care.

Dr. Samimi believes successful healing begins with listening. Known for a warm, engaging bedside manner, he often uses anatomical models and visual explanations to help patients understand their condition and treatment options.

Outside the practice

Dr. Samimi enjoys painting, mountain biking, travel, and exploring advancements in health, wellness, and human performance.

Begin a consultation

Schedule with Dr. Samimi.

A 60-minute consultation includes history, imaging review, and an honest discussion of whether interventional or regenerative care is the right next step for you.