Type 1 · Individual ✓ Active NPI ✓ Valid NPI checksum
David A Peifer, DO
Urology Physician in Tyler, TX · enumerated 2018.
Data current as of Jul 13, 2026 · sourced from CMS NPPES
National Provider Identifier
1427543156
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Registry record
Entity type Individual (Type 1)
Name David A Peifer
Credential DO
Sex Male
Practice address 910 E Houston St Ste 600, Tyler, TX, 75702
Phone (903) 526-2644
Enumeration date Jun 26, 2018
Last updated in NPPES Mar 1, 2024
Taxonomy & licenses
DO · Doctor of Osteopathic Medicine: A fully licensed physician trained in osteopathic medical schools, with the same practice rights as an MD.
About the DO 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 David Peifer?
The National Provider Identifier (NPI) for David Peifer is 1427543156, a Type 1 (individual) record in the CMS NPPES registry.
Where does David Peifer practice?
The practice location on file with NPPES is in Tyler, TX. Providers can have multiple locations; NPPES lists the primary practice address.
Other providers at this practice address
Browse all →Source: CMS NPPES (public data). Snapshot 2026-07-13. Provider record last updated 2024-03-01.