I went in for erectile dysfunction consultation. Dr. Win didn’t rush into treatment. He reviewed my history carefully and explained every option clearly

Dr. Noppon Arunkajohnsak (Win), M.D.
Dr. Noppon is a board-certified urologist trained at Siriraj Hospital, Mahidol University. He specializes in structured urological consultation, erectile dysfunction management, and evidence-based surgical care for men seeking safe, discreet, and professional treatment.
With over 9 years of experience in the urological field and dedicated clinical focus in erectile dysfunction, Dr. Noppon combines strong medical expertise with a patient-centered approach to ensure clarity, comfort, and long-term results.
Clinical expertise
Dr. Noppon focuses on comprehensive evaluation and structured treatment planning for male urologic conditions.
His clinical expertise includes:
Urological consultation and diagnostic evaluation
Erectile dysfunction assessment and management
Surgical urology procedures
Male sexual health consultation
Preventive and long-term urologic care
He emphasizes careful evaluation, transparent communication, and individualized treatment strategies tailored to each patient’s needs.
Education & Certifications
Dr. Noppon earned his Doctor of Medicine (M.D.) from the Faculty of Medicine, Siriraj Hospital, Mahidol University in 2015, graduating with First-Class Honors.
He completed his board certification in Urological Surgery at the Faculty of Medicine, Siriraj Hospital, Mahidol University in 2022. His specialist training included advanced urologic procedures, male reproductive health management, and evidence-based surgical care.
Siriraj Hospital is one of Thailand’s most prestigious medical institutions, recognized for rigorous clinical training and academic excellence.
REAL EXPERIENCES FROM DR. WIN’S PATIENTS
Every consultation is structured and personal. From erectile dysfunction evaluation to surgical urology care, patients value Dr. Win’s clarity, professionalism, and judgment-free approach.
Here’s what they say about their experience.
I was nervous talking about my condition, but Dr. Win made the consultation comfortable and judgment-free.
He provided a clear treatment roadmap instead of vague advice. Everything was realistic and medically sound.
I appreciated how direct and honest he was. He explained what I needed and what I didn’t need. That built trust immediately.
The consultation was detailed and structured. I left understanding my condition much better than before.
I never felt pressured. The focus was always on what was medically appropriate for me.
My procedure was handled professionally from start to finish. The follow-up instructions were clear and well organized.
The clinic is very private and professional. I felt respected throughout the entire visit.
The follow-up care was excellent. I was able to contact the clinic easily with questions after my visit.

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MEET DR. NOPPON ARUNKAJOHNSAK, M.D.
“Clear understanding leads to better outcomes. My role is to evaluate carefully, explain honestly, and guide each patient toward the most appropriate solution.”
Dr. Win focuses on structured urological evaluation and evidence-based erectile dysfunction management, delivered in a professional and discreet environment.
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