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

Ellen M Diemer, LSW

Individual provider Clinical Social Worker · NPI 1174230114

Ellen M Diemer, LSW is a Clinical Social Worker in Ottawa, Ohio. Licensed in Ohio. Registered with an NPI since 2022.

Licensed in
OH
In the registry since
2022
What do these letters mean?
LSW — Licensed Social Worker
A state-licensed social worker.

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Practice location Address checks out

835 N Locust St
Ottawa, OH 45875-1216
Phone: (419) 523-4300
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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 S5273 (OH)

Record details

NPI number1174230114
Entity typeIndividual (Type 1)
GenderFemale
Credentials LSW
Sole proprietorNo
NPI enumeratedOctober 31, 2022
Last updated in NPPESOctober 31, 2022
Certification dateOctober 31, 2022

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