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About this NPIWhat this record shows.
NPI 1265866941 is registered to John Masak, a Registered Respiratory Therapist practising at 221 Lake Ave Ne in Largo, Florida. Registered Respiratory Therapist is a recognised medical specialty under the National Uniform Claim Committee (NUCC) taxonomy. John Masak has been enumerated in the National Provider Identifier (NPI) registry since 2013.
Provider type
Individual (Type 1)
Status
Active
Enumerated
2013-08-29
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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 John Masak accepts. To confirm in-network status with your specific health plan, contact John Masak directly at (706) 664-8950.
Frequently asked
Yes. NPI 1265866941 is registered as Active in the CMS NPPES public registry and passes the Luhn check-digit validation that all 10-digit NPIs use.
Registered Respiratory 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 (706) 664-8950.
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. John Masak is a Type-1 individual NPI.
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