Mary E O'brien is a mental health counselor in Lexington, MA. Mary E O'brien NPI is 1275839433. The provider is registered as an individual entity type.
The NPPES NPI record indicates the provider is a female.
The provider's business location address is:
1040 WALTHAM ST
LEXINGTON, MA
ZIP 02421-033
Phone: (781) 761-5089
The enumeration date for this NPI number is 2/7/2011 and was last updated on 6/13/2016.