Nexx Step Health & Diagnostics Center
About this NPIWhat this record shows.
NPI 1538057740 is registered to Nexx Step Health & Diagnostics Center, a healthcare organisation classified as "Clinical Medical Laboratory" and located at 3156 Pershall Rd Ste 132 in Saint Louis, Missouri. The organisation's authorised official is Tashay Williams. The organisation has been enumerated in the NPI registry since 2025.
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Insurance & acceptsHow to confirm coverage.
The National Plan and Provider Enumeration System (NPPES) registry does not include commercial insurance network data, so we cannot show which plans Nexx Step Health & Diagnostics Center accepts. To confirm in-network status with your specific health plan, contact Nexx Step Health & Diagnostics Center directly at (314) 319-3651.
Frequently asked
Yes. NPI 1538057740 is registered as Active in the CMS NPPES public registry and passes the Luhn check-digit validation that all 10-digit NPIs use.
Clinical Medical Laboratory 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 (314) 319-3651.
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. Nexx Step Health & Diagnostics Center is a Type-2 organisational NPI.