Type 1 · Individual ✓ Active NPI ✓ Valid NPI checksum
Tim Marshal, RN
Registered Nurse in Bixby, OK · enumerated 2020.
Data current as of Jul 13, 2026 · sourced from CMS NPPES
National Provider Identifier
1912512138
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Registry record
Entity type Individual (Type 1)
Name Tim Marshal
Credential RN
Sex Male
Practice address 6950 E 126th St S, Bixby, OK, 74008
Phone (918) 231-3931
Enumeration date Sep 14, 2020
Last updated in NPPES Sep 14, 2020
Taxonomy & licenses
RN · Registered Nurse: A nurse who completed an accredited nursing program and passed the NCLEX-RN licensure exam.
About the RN 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
What is the NPI number for Tim Marshal?
The National Provider Identifier (NPI) for Tim Marshal is 1912512138, a Type 1 (individual) record in the CMS NPPES registry.
Where does Tim Marshal practice?
The practice location on file with NPPES is in Bixby, OK. Providers can have multiple locations; NPPES lists the primary practice address.
Source: CMS NPPES (public data). Snapshot 2026-07-13. Provider record last updated 2020-09-14.