Type 1 · Individual ✓ Active NPI ✓ Valid NPI checksum
Dr. Sam J Charendoff, OD
Optometrist in Lufkin, TX · enumerated 2006.
Data current as of Jul 13, 2026 · sourced from CMS NPPES
National Provider Identifier
1508940198
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Registry record
Entity type Individual (Type 1)
Name Dr. Sam J Charendoff
Credential OD
Sex Male
Practice address 2500 Daniel Mccall Dr, Lufkin, TX, 75904
Phone (936) 639-6044
Fax (936) 639-6398
Enumeration date Oct 24, 2006
Last updated in NPPES Jul 8, 2007
Taxonomy & licenses
OD · Doctor of Optometry: A licensed optometrist providing primary vision care, eye exams, and corrective lenses.
About the OD credential
Other identifiers
| Identifier | Type | State | Issuer |
|---|---|---|---|
| 0070FE | Other | TX | BLUE CROSS |
| 18481 | Other | TX | SPECTERA |
| G0000E14Q8 | Medicaid | TX | - |
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 Sam Charendoff?
The National Provider Identifier (NPI) for Sam Charendoff is 1508940198, a Type 1 (individual) record in the CMS NPPES registry.
Where does Sam Charendoff practice?
The practice location on file with NPPES is in Lufkin, TX. Providers can have multiple locations; NPPES lists the primary practice address.
Other providers at this practice address
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Source: CMS NPPES (public data). Snapshot 2026-07-13. Provider record last updated 2007-07-08.