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

Diana Leigh Williams, LCSW

Individual provider Clinical Social Worker · NPI 1366289167

Diana Leigh Williams, LCSW is a Clinical Social Worker in Davenport, Iowa. Qualified in 2020, 6 years ago. Practices with Mental Health Specialty Group PA, a 679-clinician group and accepts Medicare assignment. Licensed in Iowa and Illinois.

Years since qualifying
6
Licensed in
IA, IL
In the registry since
2024
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.

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Practice location Address checks out

5035 Hamilton Dr
Davenport, IA 52807-3054
Phone: (309) 361-2462
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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 109615 (IA)
Clinical Social Worker Taxonomy 1041C0700X · Licence 149.027429 (IL)

Record details

NPI number1366289167
Entity typeIndividual (Type 1)
GenderFemale
Credentials LCSW
Sole proprietorYes
NPI enumeratedJuly 10, 2024
Last updated in NPPESDecember 18, 2024
Certification dateDecember 18, 2024

Medicare enrollment

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

Medicare specialtyCLINICAL SOCIAL WORKER
Medical schoolOTHER
Graduated 2020 (6 years in practice)
Group practice Mental Health Specialty Group Pa — 679 clinicians
Accepts Medicare assignment Yes — accepts the Medicare-approved amount

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