
Dr. Ronald Shiell, MD
Physician
Dermatology
Specialty
Mohs Surgery
West Dermatology
1300 Avenida Vista Hermosa
Suite #150
San Clemente, California 92673
Website
Suite #150
San Clemente, California 92673
For an appointment, call
(909) 335-8649
Medical Expertise of Dr. Ronald Shiell, MD
Dr. Shiell specializes in medical, cosmetic and surgical dermatology and has particular expertise in the use of Mohs surgery for the treatment of skin cancer.
About Dr. Ronald Shiell, MD
Dr. Ronald Shiell, MD is a board-certified dermatologist and Mohs surgeon providing care to patients in Southern California at West Dermatology.
Dr. Shiell previously served as Director of Mohs Surgery Center at Upstate Medical University in Syracuse, NY
Since 2001, Dr. Shiell has been the primary Mohs surgeon for the entire West dermatology group. Dr. Shiell is one of the busiest Mohs surgeons in the country performing over 2,500 cases per year at multiple West Dermatology locations.
Dr. Shiell previously served as Director of Mohs Surgery Center at Upstate Medical University in Syracuse, NY
Since 2001, Dr. Shiell has been the primary Mohs surgeon for the entire West dermatology group. Dr. Shiell is one of the busiest Mohs surgeons in the country performing over 2,500 cases per year at multiple West Dermatology locations.
Patient Education Resources
Can I switch the biologic medications I’m using to treat my psoriasis?
Yes, you can switch biologic medications for psoriasis if one is not working effectively. Biologic medications are a class of drugs that target specific parts of the immune system that are involved in...
Yes, you can switch biologic medications for psoriasis if one is not working effectively. Biologic medications are a class of drugs that target specific parts of the immune system that are involved in...
How do I find out if I have skin cancer?
The best way to find out if you have skin cancer is to have a skin examination performed by a healthcare professional such as a dermatologist. They will visually inspect your skin for any suspicious m...
The best way to find out if you have skin cancer is to have a skin examination performed by a healthcare professional such as a dermatologist. They will visually inspect your skin for any suspicious m...
If I have psoriasis, am I likely to get arthritis?
Psoriasis is a chronic skin condition that causes red, scaly patches on the skin. It affects about 2-3% of the population. People with psoriasis are at an increased risk of developing a form of arthri...
Psoriasis is a chronic skin condition that causes red, scaly patches on the skin. It affects about 2-3% of the population. People with psoriasis are at an increased risk of developing a form of arthri...
What are the possible treatments for my actinic keratoses?
Actinic keratoses (AKs) are precancerous skin lesions that can develop into squamous cell carcinoma, a type of skin cancer. Treatment options for AKs include:Cryotherapy: This procedure involves freez...
Actinic keratoses (AKs) are precancerous skin lesions that can develop into squamous cell carcinoma, a type of skin cancer. Treatment options for AKs include:Cryotherapy: This procedure involves freez...
What is microneedling?
Microneedling is a cosmetic procedure that involves using a device with fine needles to create tiny punctures in the skin. The needles are typically between 0.5mm and 2.5mm in length, and are used to ...
Microneedling is a cosmetic procedure that involves using a device with fine needles to create tiny punctures in the skin. The needles are typically between 0.5mm and 2.5mm in length, and are used to ...
Education & Training
- Undergraduate Degree: University of California, San Diego (UCSD)
- Medical Degree: University of California, San Francisco (UCSF)
- Internal Medicine Internship: University of California at San Francisco (UCSF)
- Dermatology Residency: University of California at San Francisco (UCSF)
Professional Affiliations
West Dermatology

West Dermatology offers a comprehensive range of services and leads the industry in skincare. We have the training, experience, and expertise necessary to meet all your skincare needs, whether you need relief from a medical condition such as acne, skin cancer, suspicious moles, or psoriasis, or you are looking into cosmetic dermatology, such as Botox, dermal fillers, or lasers.