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

Jennifer Koss, LISW

Individual provider Clinical Social Worker · NPI 1275751364

Jennifer Koss, LISW is a Clinical Social Worker in Columbus, Ohio. Qualified in 1999, 27 years ago. Practices with Guidestar Eldercare Corp -Oh, a 41-clinician group and accepts Medicare assignment. Licensed in Ohio.

Years since qualifying
27
Licensed in
OH
In the registry since
2007
What do these letters mean?
LISW — Licensed Independent Social Worker
A social worker licensed to practise independently.

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Practice location Address checks out

21 E State St
Columbus, OH 43215-4281
Phone: (574) 546-1900
Fax: (574) 546-1999
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Pin is approximate — placed at the ZIP-code centre, not the exact door.

Specialties & licences

Clinical Social Worker (primary) Taxonomy 1041C0700X · Licence I.1901629 (OH)

Record details

NPI number1275751364
Entity typeIndividual (Type 1)
GenderFemale
Credentials LISW
Sole proprietorNo
NPI enumeratedApril 23, 2007
Last updated in NPPESNovember 18, 2025
Certification dateNovember 18, 2025

Medicare enrollment

From the CMS Doctors & Clinicians file — this clinician is enrolled in Medicare.

Medicare specialtyCLINICAL SOCIAL WORKER
Medical schoolOTHER
Graduated 1999 (27 years in practice)
Group practice Guidestar Eldercare Corp -Oh — 41 clinicians
Accepts Medicare assignment Yes — accepts the Medicare-approved amount
Practice locations4 on file with Medicare

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