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

Individual provider Clinical Social Worker · NPI 1598796849

Jon Frederickson, MSW is a Clinical Social Worker in Washington, District of Columbia. Practices as a sole proprietor. Licensed in District of Columbia.

Licensed in
DC
In the registry since
2006
What do these letters mean?
MSW — Master of Social Work
The graduate degree in social work.

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Practice location Address checks out

3000 Connecticut Ave NW Ste 400
Washington, DC 20008-2509
Phone: (202) 986-4575
Fax: (202) 333-3217
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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 LC301869 (DC)

Record details

NPI number1598796849
Entity typeIndividual (Type 1)
GenderMale
Credentials MSW
Sole proprietorYes
NPI enumeratedJuly 5, 2006
Last updated in NPPESJuly 8, 2007

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