Concentra Occupational Medicine Occupational Medicine is their Medial specialty. They are knowledgeable in the following conditions / disorders: Drug, Alcohol. Concentra Occupational Medicine is located on 2587 Merced St in San Leandro. They can be reached by phone by calling (510) 351-3553 . They can be reached by calling (510) 351-3553 . They can perform the following procedures / treatments: Audiometry, Ekg. They have not yet been reviewed on MojoPages.com.