Type 1 · Individual ✓ Active NPI ✓ Valid NPI checksum
Dr. William K Motlong, PHD LCSW
Social Worker in Matteson, IL · enumerated 2006.
Data current as of Jul 13, 2026 · sourced from CMS NPPES
National Provider Identifier
1477647378
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Registry record
Entity type Individual (Type 1)
Name Dr. William K Motlong
Credential PHD LCSW
Sex Male
Practice address 3624 W 216th St, Matteson, IL, 60443
Phone (708) 481-4080
Fax (708) 481-7725
Enumeration date Oct 3, 2006
Last updated in NPPES Jul 8, 2007
Taxonomy & licenses
Other identifiers
| Identifier | Type | State | Issuer |
|---|---|---|---|
| 01636410 | Other | - | BCBS |
What is an NPI number?
A National Provider Identifier (NPI) is a unique 10-digit number that CMS assigns to every U.S. healthcare provider and organization under HIPAA. Type 1 NPIs identify individual providers; Type 2 NPIs identify organizations. The NPI appears on insurance claims, prescriptions, and credentialing paperwork, and never changes, even if the provider moves or changes specialty.
Frequently asked questions
What is the NPI number for William Motlong?
The National Provider Identifier (NPI) for William Motlong is 1477647378, a Type 1 (individual) record in the CMS NPPES registry.
Where does William Motlong practice?
The practice location on file with NPPES is in Matteson, IL. Providers can have multiple locations; NPPES lists the primary practice address.
Other providers at this practice address
Browse all →Source: CMS NPPES (public data). Snapshot 2026-07-13. Provider record last updated 2007-07-08.