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

MS. Deanna Lyn Thelen, LMSW

Individual provider Clinical Social Worker · NPI 1851419428

MS. Deanna Lyn Thelen, LMSW is a Clinical Social Worker in Grand Rapids, Michigan. Registered with an NPI since 2007.

In the registry since
2007
What do these letters mean?
LMSW — Licensed Master Social Worker
A master's-level social worker, usually practising under supervision.

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Practice location Address checks out

1939 S Division
Grand Rapids, MI 49507
Phone: (616) 247-3815
Fax: (616) 245-0450
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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

Record details

NPI number1851419428
Entity typeIndividual (Type 1)
GenderFemale
Credentials LMSW
Sole proprietorNo
NPI enumeratedMarch 26, 2007
Last updated in NPPESJuly 8, 2007

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