Whittaker John DDS is located at 25455 Barton Rd, Loma Linda, CA. This business specializes in Dentistry. Whittaker John DDS is open Mon, 8am-7pm; Tue, 8am-7pm; Wed, 8am-7pm; Thu, 8am-7pm; Fri, 8am-5pm; Sat, Closed; Sun, Closed and accepts All Major Credit Cards, American Express, Cash, Discover, Mastercard, Personal Checks and Visa.