South Valley Dermatology: Fred Shahan M.D. Return to Central California Businesses Directory South Valley Dermatology: Fred Shahan M.D. Claim Listing Return to Central California Businesses Directory Description Details Address 740 N. Irwin St. City Hanford State California ZIP Code 93230 Phone 559-583-7546 Listing Category Dermatology - Listings Please login to claim this listing. Username*: Email*: Password*: Log in | Lost your password?