Type 1 · Individual ✓ Active NPI ✓ Valid NPI checksum
Dr. William F Letcher, D.M.D.
Dentist in Tulsa, OK · enumerated 2005.
Data current as of Jul 13, 2026 · sourced from CMS NPPES
National Provider Identifier
1558365213
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Registry record
Entity type Individual (Type 1)
Name Dr. William F Letcher
Credential D.M.D.
Sex Male
Practice address 5522 S Lewis Ave, Tulsa, OK, 74105
Phone (918) 743-4496
Fax (918) 743-4436
Enumeration date Jun 10, 2005
Last updated in NPPES Jul 8, 2007
Taxonomy & licenses
DMD · Doctor of Medicine in Dentistry: A licensed dentist; DMD and DDS are equivalent dental degrees.
About the DMD credential
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
Where does William Letcher practice?
The practice location on file with NPPES is in Tulsa, OK. Providers can have multiple locations; NPPES lists the primary practice address.
What is the NPI number for William Letcher?
The National Provider Identifier (NPI) for William Letcher is 1558365213, a Type 1 (individual) record in the CMS NPPES registry.
Other providers at this practice address
Browse all →Source: CMS NPPES (public data). Snapshot 2026-07-13. Provider record last updated 2007-07-08.