Type 1 · Individual ✓ Active NPI ✓ Valid NPI checksum
Dr. Frank Stephens Walker Jr., M.D.
Surgery Physician in Livingston, TX · enumerated 2006.
Data current as of Jul 13, 2026 · sourced from CMS NPPES
National Provider Identifier
1558329474
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Registry record
Entity type Individual (Type 1)
Name Dr. Frank Stephens Walker Jr.
Credential M.D.
Sex Male
Practice address 400 Bypass Ln, Ste 111, Livingston, TX, 77351
Phone (936) 240-9339
Fax (281) 361-3993
Enumeration date May 2, 2006
Last updated in NPPES Oct 25, 2022
Taxonomy & licenses
208600000X Surgery Physician Allopathic & Osteopathic Physicians · License MD2022-1357 (NM) Secondary
MD · Doctor of Medicine: A physician who completed medical school (allopathic medicine), residency training, and state licensure.
About the MD credential
Other identifiers
| Identifier | Type | State | Issuer |
|---|---|---|---|
| 82377Z | Other | TX | BLUECROSS PROVIDER |
| 3286839 | Other | TX | BLUELINK |
| 033479901 | Medicaid | TX | - |
| 64106331 | Medicaid | NM | - |
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 Frank Walker?
The National Provider Identifier (NPI) for Frank Walker is 1558329474, a Type 1 (individual) record in the CMS NPPES registry.
Where does Frank Walker practice?
The practice location on file with NPPES is in Livingston, 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 2022-10-25.