Type 1 · Individual ✓ Active NPI ✓ Valid NPI checksum
Dr. William Lee Brown Jr., DDS
Dentist in North Kansas City, MO · enumerated 2006.
Data current as of Jul 13, 2026 · sourced from CMS NPPES
National Provider Identifier
1720171705
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Registry record
Entity type Individual (Type 1)
Name Dr. William Lee Brown Jr.
Credential DDS
Sex Male
Practice address 101 E 23rd Ave, North Kansas City, MO, 64116
Phone (816) 221-2153
Enumeration date Oct 2, 2006
Last updated in NPPES Jul 8, 2007
Taxonomy & licenses
DDS · Doctor of Dental Surgery: A licensed dentist; DDS and DMD are equivalent dental degrees.
About the DDS 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
Where does William Brown practice?
The practice location on file with NPPES is in North Kansas City, MO. Providers can have multiple locations; NPPES lists the primary practice address.
What is the NPI number for William Brown?
The National Provider Identifier (NPI) for William Brown is 1720171705, a Type 1 (individual) record in the CMS NPPES registry.
Other providers at this practice address
Browse all → William Duensing, Jr. General Practice Dentistry · North Kansas City, MO NPI 1790895183 James Westfall Dentist · North Kansas City, MO NPI 1689770331 William J. Duensing, Jr. DDS PC General Practice Dentistry · North Kansas City, MO NPI 1407932940 North Kansas City Family and Cosmetic Dental Care LLC General Practice Dentistry · North Kansas City, MO NPI 1326193392
Source: CMS NPPES (public data). Snapshot 2026-07-13. Provider record last updated 2007-07-08.