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

Ian Reed Twiss, MSW

Individual provider Clinical Social Worker · NPI 1649888900

Ian Reed Twiss, MSW is a Clinical Social Worker in Ann Arbor, Michigan. Practices as a sole proprietor. Registered with an NPI since 2020.

In the registry since
2020
What do these letters mean?
MSW — Master of Social Work
The graduate degree in social work.

See every abbreviation used in this directory →

Claim this listing Report a problem Suggest an edit

Practice location Address checks out

2015 Geddes Ave
Ann Arbor, MI 48104-1715
Phone: (734) 255-7784
Show map & directions

Directions in Google Maps · Apple Maps · OpenStreetMap

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

Specialties & licences

Clinical Social Worker (primary) Taxonomy 1041C0700X

Record details

NPI number1649888900
Entity typeIndividual (Type 1)
GenderMale
Credentials MSW
Sole proprietorYes
NPI enumeratedJuly 22, 2020
Last updated in NPPESJuly 22, 2020
Certification dateJuly 22, 2020

Other providers in Ann Arbor