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

Mr. William J Hiebert, STM

Individual provider Marriage & Family Therapist · NPI 1538247465

Mr. William J Hiebert, STM is a Marriage & Family Therapist in Rock Island, Illinois. Licensed in Illinois. Registered with an NPI since 2006.

Licensed in
IL
In the registry since
2006

Practice location Address checks out

1800 3rd Ave Ste 512
Rock Island, IL 61201-8000
Phone: (309) 786-4491
Fax: (309) 786-0205
Show map & directions

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

Specialties & licences

Marriage & Family Therapist (primary) Taxonomy 106H00000X · Licence 166000328 (IL)

Record details

NPI number1538247465
Entity typeIndividual (Type 1)
GenderMale
Credentials STM
Sole proprietorNo
NPI enumeratedNovember 1, 2006
Last updated in NPPESDecember 28, 2025
Certification dateDecember 28, 2025

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