John A Baker is a Psychiatry Physician based in Mason, MI and is specialized in Psychiatry. John A Baker practices in Lansing, MI and has the professional credentials of MD. The NPI Number for John A Baker is 1548225519 and holds a License No. 4301051530 (Michigan).

The current practice location address for John A Baker is 812 E Jolly Rd, Lansing, MI and can be reached out via phone at 517-346-8306 and via fax at 517-346-8291. You can also correspond with John A Baker through the mailing address at PO BOX 352, MASON, MI - 48854-0352 (mailing address contact number: 517-676-9788).