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

Marilyn Hallowell, LISW

Individual provider Social Worker · NPI 1699796573

Marilyn Hallowell, LISW is a Social Worker in Westerville, Ohio. Licensed in Ohio. Registered with an NPI since 2006.

Licensed in
OH
In the registry since
2006
What do these letters mean?
LISW — Licensed Independent Social Worker
A social worker licensed to practise independently.

See every abbreviation used in this directory →

Practice location Address checks out

774 Park Meadow Rd
Westerville, OH 43081
Phone: (614) 882-9338
Fax: (614) 882-3401
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Pin is approximate — placed at the ZIP-code centre, not the exact door.

Specialties & licences

Social Worker (primary) Taxonomy 104100000X · Licence I0008147 (OH)

Record details

NPI number1699796573
Entity typeIndividual (Type 1)
GenderFemale
Credentials LISW
Sole proprietorNo
NPI enumeratedJuly 23, 2006
Last updated in NPPESJuly 8, 2007
Mailing address774 Park Meadow Rd, Westerville, OH 43081

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