Type 1 · Individual ✓ Active NPI ✓ Valid NPI checksum
Debbie Lynn Underwood
Registered Nurse in Denison, TX · enumerated 2019.
Data current as of Jul 13, 2026 · sourced from CMS NPPES
National Provider Identifier
1578029948
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Registry record
Entity type Individual (Type 1)
Name Debbie Lynn Underwood
Sex Female
Practice address 68 Putnam Ln, Denison, TX, 75021
Phone (903) 624-6998
Enumeration date Feb 11, 2019
Last updated in NPPES Feb 11, 2019
Taxonomy & licenses
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 Debbie Underwood?
The National Provider Identifier (NPI) for Debbie Underwood is 1578029948, a Type 1 (individual) record in the CMS NPPES registry.
Where does Debbie Underwood practice?
The practice location on file with NPPES is in Denison, TX. Providers can have multiple locations; NPPES lists the primary practice address.
Source: CMS NPPES (public data). Snapshot 2026-07-13. Provider record last updated 2019-02-11.