About Mary M. Grettenberger
Mary Mooney Grettenberger is a clinical social worker. Ms. Mary M. Grettenberger has 3 years of experience in clinical social work.
Licenses
Mary M. Grettenberger has been registered with the National Provider Identifier database since August 25, 2020, and her NPI number is 1013520550. Ms. Grettenberger certified her NPI information on 02/03/2023.
Book an Appointment
To schedule an appointment with Ms. Mary M. Grettenberger, please call (586) 443-1834.