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
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 can I reduce the skin redness caused by rosacea?
There are several ways to reduce the skin redness caused by rosacea:Avoiding triggers: Triggers such as sun exposure, wind, high temperatures, stress, spicy foods, and alcohol, can worsen the symptoms...
There are several ways to reduce the skin redness caused by rosacea:Avoiding triggers: Triggers such as sun exposure, wind, high temperatures, stress, spicy foods, and alcohol, can worsen the symptoms...
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...
Rosacea Medication Savings
Click on the image to access medication savings In most cases, this form must be submitted along with proof of having purchased the medication from the pharmacy. Offers may be time-limit...
Click on the image to access medication savings In most cases, this form must be submitted along with proof of having purchased the medication from the pharmacy. Offers may be time-limit...
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.