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

Jeffrey Lee Steffen, LCSW, MSW

Individual provider Social Worker · NPI 1104487024

Jeffrey Lee Steffen, LCSW, MSW is a Clinical Social Worker in Neenah, Wisconsin. Qualified in 2017, 9 years ago. Practices with Thedacare, Incorporated, a 654-clinician group, works from 3 locations, accepts Medicare assignment and offers telehealth. Licensed in Wisconsin.

Years since qualifying
9
Licensed in
WI
In the registry since
2019
Specialties on file
2
What do these letters mean?
LCSW — Licensed Clinical Social Worker
A social worker licensed to diagnose and treat mental health conditions independently.
MSW — Master of Social Work
The graduate degree in social work.

See every abbreviation used in this directory →

Practice location Address checks out

333 N Green Bay Rd
Neenah, WI 54956-1954
Phone: (920) 720-2300
Show map & directions

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

Additional practice locations (2)

  • 2500 E Capitol Dr, Appleton, WI 54911-8735 — (920) 720-2300
  • E7475 Rawhide Rd, New London, WI 54961-9025 — (877) 300-9101

Specialties & licences

Clinical Social Worker (primary) Taxonomy 1041C0700X · Licence 9857-123 (WI)
Social Worker Taxonomy 104100000X · Licence 130766 (WI)

Record details

NPI number1104487024
Entity typeIndividual (Type 1)
GenderMale
Credentials LCSW , MSW
Sole proprietorNo
NPI enumeratedJune 21, 2019
Last updated in NPPESApril 22, 2025
Certification dateApril 22, 2025

Medicare enrollment

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

Medicare specialtyCLINICAL SOCIAL WORKER
Medical schoolOTHER
Graduated 2017 (9 years in practice)
Group practice Thedacare, Incorporated — 654 clinicians
Accepts Medicare assignment Yes — accepts the Medicare-approved amount
TelehealthOffers telehealth services

Other providers in Neenah