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

Thomas A. Marsh, LISW

Individual provider Clinical Social Worker · NPI 1578990602

Thomas A. Marsh, LISW is a Clinical Social Worker in Portsmouth, Ohio. Practices as a sole proprietor. Licensed in Ohio.

Licensed in
OH
In the registry since
2013
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

411 Court St
Portsmouth, OH 45662-3932
Phone: (740) 354-3829
Fax: (740) 353-2845
Show map & directions

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

Specialties & licences

Clinical Social Worker (primary) Taxonomy 1041C0700X · Licence I.1303128 (OH)

Record details

NPI number1578990602
Entity typeIndividual (Type 1)
GenderMale
Credentials LISW
Sole proprietorYes
NPI enumeratedOctober 3, 2013
Last updated in NPPESOctober 3, 2013
Mailing address411 Court St, Portsmouth, OH 45662-3932

Other providers in Portsmouth