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

Mr. William J Affeldt, MSSW, LICSW

Individual provider Clinical Social Worker · NPI 1013950203

Mr. William J Affeldt, MSSW, LICSW is a Clinical Social Worker in Walker, Minnesota. Qualified in 1986, 40 years ago. Licensed in Minnesota.

Years since qualifying
40
Licensed in
MN
In the registry since
2006
Specialties on file
2
What do these letters mean?
LICSW — Licensed Independent Clinical Social Worker
The title some states use for an independently practising clinical social worker.

See every abbreviation used in this directory →

Practice location Address checks out

310 Railroad Ave
Walker, MN 56484
Phone: (218) 675-9170
Fax: (320) 639-0014
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 4248 (MN)
Social Worker Taxonomy 104100000X · Licence 4248 (MN)

Record details

NPI number1013950203
Entity typeIndividual (Type 1)
GenderMale
Credentials MSSW , LICSW
Sole proprietorNo
NPI enumeratedJune 14, 2006
Last updated in NPPESJanuary 27, 2026
Certification dateJanuary 27, 2026

Medicare enrollment

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

Medicare specialtyCLINICAL SOCIAL WORKER
Medical schoolOTHER
Graduated 1986 (40 years in practice)
Accepts Medicare assignment Not indicated