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

L Stephen Ammann, LMSW

Individual provider Clinical Social Worker · NPI 1538529888

L Stephen Ammann, LMSW is a Clinical Social Worker in Boise, Idaho. Practices as a sole proprietor. Licensed in Idaho.

Licensed in
ID
In the registry since
2016
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

2500 W Kootenai St
Boise, ID 83705-2408
Phone: (208) 908-0500
Fax: (208) 908-0580
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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 LMSW35504 (ID)

Record details

NPI number1538529888
Entity typeIndividual (Type 1)
GenderMale
Credentials LMSW
Sole proprietorYes
NPI enumeratedFebruary 29, 2016
Last updated in NPPESFebruary 29, 2016
Mailing address10332 Duck Ln, Nampa, ID 83686-9174

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