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About this NPIWhat this record shows.
NPI 1245167923 is registered to Marial Williams, a Occupational Therapist practising at 700 W Fullerton Ave in Chicago, Illinois. Occupational Therapist is a recognised medical specialty under the National Uniform Claim Committee (NUCC) taxonomy. Marial Williams has been enumerated in the National Provider Identifier (NPI) registry since 2026.
Provider type
Individual (Type 1)
Status
Active
Enumerated
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The National Plan and Provider Enumeration System (NPPES) registry does not include commercial insurance network data, so we cannot show which plans Marial Williams accepts. To confirm in-network status with your specific health plan, contact Marial Williams directly at (773) 364-1723.
Frequently asked
Yes. NPI 1245167923 is registered as Active in the CMS NPPES public registry and passes the Luhn check-digit validation that all 10-digit NPIs use.
Occupational Therapist is a recognised medical specialty under the National Uniform Claim Committee (NUCC) taxonomy.
The CMS NPPES Public Registry at npiregistry.cms.hhs.gov is the authoritative source. FindMyNPI mirrors this dataset and refreshes monthly. For real-time verification, you can also call the provider's office at (773) 364-1723.
An individual healthcare provider has a single Type-1 NPI for life. Organisations can hold separate Type-2 NPIs per location, specialty, or sub-entity. Marial Williams is a Type-1 individual NPI.
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