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 it cost more to get a tattoo or to have it removed?
The cost of getting a tattoo and the cost of having it removed can vary depending on several factors such as the size, location, and complexity of the tattoo, as well as the experience and reputation ...
The cost of getting a tattoo and the cost of having it removed can vary depending on several factors such as the size, location, and complexity of the tattoo, as well as the experience and reputation ...
Does the acne on my back and chest require different treatment from the acne on my face?
Truncal acne, which refers to acne that occurs on the trunk of the body (such as the chest and back), may require a slightly different treatment approach than facial acne. This is because the skin on ...
Truncal acne, which refers to acne that occurs on the trunk of the body (such as the chest and back), may require a slightly different treatment approach than facial acne. This is because the skin on ...
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 is facial rejuvenation?
Facial rejuvenation refers to a variety of cosmetic treatments that are designed to improve the appearance of the face and make it look more youthful. These treatments can include a combination of non...
Facial rejuvenation refers to a variety of cosmetic treatments that are designed to improve the appearance of the face and make it look more youthful. These treatments can include a combination of non...
What is the treatment for nail fungus?
Treatment for nail fungus (onychomycosis) can be challenging, as the fungus can be difficult to eliminate and may recur. Treatment options include:Topical antifungal medication: Over-the-counter antif...
Treatment for nail fungus (onychomycosis) can be challenging, as the fungus can be difficult to eliminate and may recur. Treatment options include:Topical antifungal medication: Over-the-counter antif...
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.