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

Mr. William Nate Letterman, MSW, LCSW

Individual provider Clinical Social Worker · NPI 1578577193

Mr. William Nate Letterman, MSW, LCSW is a Clinical Social Worker in Farmington, Missouri. Qualified in 2000, 26 years ago. Practices with Bjc Behavioral Health, a 64-clinician group and accepts Medicare assignment. Licensed in Missouri.

Years since qualifying
26
Licensed in
MO
In the registry since
2006
What do these letters mean?
MSW — Master of Social Work
The graduate degree in social work.
LCSW — Licensed Clinical Social Worker
A social worker licensed to diagnose and treat mental health conditions independently.

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Practice location Address checks out

1085 Maple St
Farmington, MO 63640
Phone: (573) 756-5353
Fax: (573) 756-4557
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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 2002031993 (MO)

Record details

NPI number1578577193
Entity typeIndividual (Type 1)
GenderMale
Credentials MSW , LCSW
Sole proprietorNo
NPI enumeratedJuly 28, 2006
Last updated in NPPESJuly 8, 2007

Medicare enrollment

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

Medicare specialtyCLINICAL SOCIAL WORKER
Medical schoolOTHER
Graduated 2000 (26 years in practice)
Group practice Bjc Behavioral Health — 64 clinicians
Accepts Medicare assignment Yes — accepts the Medicare-approved amount
Practice locations2 on file with Medicare

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