About Dr. Glenn Koby, MD
Dr. Glenn Koby, M.D., is a board-certified California dermatologist providing care to patients in the Petaluma area at North Bay Dermatology Associates.
Professional Affiliations
• Petaluma Valley Hospital
Professional Affiliations
• Petaluma Valley Hospital
Patient Education Resources
Does the food I eat affect my acne?
There is some evidence to suggest that diet can play a role in the development of acne. Studies have found that a diet high in sugar and processed foods can increase the risk of developing acne. Diets...
There is some evidence to suggest that diet can play a role in the development of acne. Studies have found that a diet high in sugar and processed foods can increase the risk of developing acne. Diets...
How can Botox® improve my appearance?
Botox® (botulinum toxin type A) is a medication that is primarily used to temporarily paralyze specific muscles in the face and body.It is most often used to improve the appearance of wrinkles and...
Botox® (botulinum toxin type A) is a medication that is primarily used to temporarily paralyze specific muscles in the face and body.It is most often used to improve the appearance of wrinkles and...
How do biologics work to treat my psoriasis?
Biologics are a class of medications that are used to treat moderate to severe psoriasis. They are typically used when other treatments, such as topical creams and light therapy, have not been effecti...
Biologics are a class of medications that are used to treat moderate to severe psoriasis. They are typically used when other treatments, such as topical creams and light therapy, have not been effecti...
What can reduce the appearance of my acne scars?
Acne scars can be treated with a variety of methods, including:Topical treatments: Topical creams and gels containing ingredients such as retinoids, hydroquinone, and vitamin C can help to reduce the ...
Acne scars can be treated with a variety of methods, including:Topical treatments: Topical creams and gels containing ingredients such as retinoids, hydroquinone, and vitamin C can help to reduce the ...
What is atopic dermatitis?
Atopic dermatitis, also known as eczema, is a chronic, inflammatory skin condition that causes dry, itchy, and scaly skin. The condition is characterized by symptoms such as:Dry, itchy skin: The skin ...
Atopic dermatitis, also known as eczema, is a chronic, inflammatory skin condition that causes dry, itchy, and scaly skin. The condition is characterized by symptoms such as:Dry, itchy skin: The skin ...
Education & Training
Dr. Koby graduated from the University of Indiana medical school in 1968. He did his residency at William N Wishard Memorial Hospital in Indiana. He also did his residency at the Letterman Army Medical Center in San Francisco before eventually ending up at North Bay Dermatology and Associates.