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About this NPIWhat this record shows.
NPI 1255265989 is registered to William Sigler, a Rehabilitation Practitioner practising at 3120 S Rainbow Blvd Ste 201 in Las Vegas, Nevada. Rehabilitation Practitioner is a recognised medical specialty under the National Uniform Claim Committee (NUCC) taxonomy. William Sigler 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 William Sigler accepts. To confirm in-network status with your specific health plan, contact William Sigler directly at (702) 749-3110.
Frequently asked
Yes. NPI 1255265989 is registered as Active in the CMS NPPES public registry and passes the Luhn check-digit validation that all 10-digit NPIs use.
Rehabilitation Practitioner 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 (702) 749-3110.
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. William Sigler is a Type-1 individual NPI.
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