If you are affected by achalasia and live in or around Merced, CA, come to Alfred B Johnson, MD, today. Our incredibly skilled Gastro Surgeon can help you overcome your condition so you can live a better quality of life. For a professional diagnosis of achalasia and treatment you can trust, come to Alfred B Johnson MD (Gastro Surgeon) today. Our medical professionals are experienced at treating achalasia and can help you improve your digestive health. Call us today or book an appointment, or visit our clinic conveniently located at 240 East 13th Street Merced, CA 95341. We look forward to serving you! We Serve Patients From Merced CA, Atwater CA, Winton CA, Bear Creek CA, Planada CA, Le Grand CA, and Athlone CA.