Type 1 · Individual ✓ Active NPI ✓ Valid NPI checksum
Mr. David Buck, LMSW
Social Worker in Mishawaka, IN · enumerated 2023.
Data current as of Jul 13, 2026 · sourced from CMS NPPES
National Provider Identifier
1881382372
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Registry record
Entity type Individual (Type 1)
Name Mr. David Buck
Credential LMSW
Sex Male
Practice address 810 Frostfield Dr Apt 1a, Mishawaka, IN, 46544
Phone (425) 691-0426
Enumeration date Apr 24, 2023
Last updated in NPPES Apr 24, 2023
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 David Buck?
The National Provider Identifier (NPI) for David Buck is 1881382372, a Type 1 (individual) record in the CMS NPPES registry.
Where does David Buck practice?
The practice location on file with NPPES is in Mishawaka, IN. Providers can have multiple locations; NPPES lists the primary practice address.
Source: CMS NPPES (public data). Snapshot 2026-07-13. Provider record last updated 2023-04-24.