Provider records sourced from NPPES (CMS National Plan & Provider Enumeration System). Data current as of August 10, 2026.

MS. Mary Ann Hayes, LCSWC

Individual provider Social Worker · NPI 1831235332

MS. Mary Ann Hayes, LCSWC is a Social Worker in Bethesda, Maryland. Licensed in Maryland. Registered with an NPI since 2007.

Licensed in
MD
In the registry since
2007

Practice location Address checks out

4401 E West Hwy Ste 200
Bethesda, MD 20814
Phone: (301) 230-5558
Fax: (301) 320-4011
Show map & directions

Pin is approximate — placed at the ZIP-code centre, not the exact door.

Specialties & licences

Social Worker (primary) Taxonomy 104100000X · Licence 06057 (MD)

Record details

NPI number1831235332
Entity typeIndividual (Type 1)
GenderFemale
Credentials LCSWC
Sole proprietorNo
NPI enumeratedJanuary 30, 2007
Last updated in NPPESJuly 8, 2007

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