About Diana Mahannah-John
Diana Mahannah-John is a methadone clinic. Mrs. Diana Mahannah-John has 9 years of experience in methadone clinic.
Licenses
Diana Mahannah-John has been registered with the National Provider Identifier database since October 02, 2014, and her NPI number is 1164825261.
Book an Appointment
To schedule an appointment with Mrs. Diana Mahannah-John, please call (713) 643-5858.