Dr. Rarinthorn Choomsai Na Ayuthaya

Pain Medicine / Anesthesiologist
Interventional Pain Specialist

Diploma of Pain Medicine

Dr. Rarinthorn Choomsai Na Ayuthaya is an interventional pain specialist with expertise in minimally invasive pain management for musculoskeletal, spine, nerve, and chronic pain conditions. She focuses on evidence-based, personalized treatment approaches aimed at reducing pain, restoring mobility, and improving overall quality of life.

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Areas of Focus

The disciplines that define this practice — grounded in evidence-based, minimally invasive care.

Spine & Nerve Pain

Care for back pain, herniated disc, and radicular pain from the neck and lower back.

Spine · Nerve

Joint & Muscle Pain

Treatment for knee osteoarthritis, shoulder pain, and chronic joint conditions.

Joint · Musculoskeletal

Interventional Procedures

Fluoroscopy and ultrasound-guided injections, radiofrequency ablation, and nerve blocks.

Guided · Precise

Regenerative Therapies

PRP, Botox for migraine and nerve pain, and minimally invasive care for chronic pain.

PRP · Regenerative

Credentials & Background

Diploma of Pain Medicine, Chulalongkorn University, Thailand
Diploma of Anesthesiology, Chulalongkorn University, Thailand
Doctor of Medicine (First Class Honors), Chulalongkorn University, Thailand
Visiting Scholar, Pain Medicine Unit, Department of Anesthesiology, ASAN Medical Center, Seoul, South Korea (2023)

Spine & Nerve Pain Management — back pain, herniated disc, cervical and lumbar radicular pain, spinal degeneration, and post-surgical spine pain
Musculoskeletal & Joint Pain — knee osteoarthritis, shoulder pain, rotator cuff disorders, neck pain, and chronic joint conditions
Interventional Pain Procedures — fluoroscopy and ultrasound-guided interventions including epidural injections, radiofrequency ablation (RFA), and nerve blocks
Regenerative & Advanced Pain Therapies — PRP injections, Botox for migraine and neuropathic pain, and minimally invasive procedures for chronic pain management

Care Philosophy

Dr. Rarinthorn believes in a comprehensive and patient-centered approach to pain management. She focuses on identifying the root cause of pain and developing individualized treatment plans using minimally invasive techniques to improve function, mobility, and long-term quality of life.

Dr. Rarinthorn Choomsai Na Ayuthaya

Pain Medicine / Anesthesiologist

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