Type 1 · Individual ✓ Active NPI ✓ Valid NPI checksum
Dr. William Leroy Knop III, DC
Chiropractor in Hartville, OH · enumerated 2005.
Data current as of Jul 13, 2026 · sourced from CMS NPPES
National Provider Identifier
1326031147
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Registry record
Entity type Individual (Type 1)
Name Dr. William Leroy Knop III
Credential DC
Sex Male
Practice address 450 W Maple St, Ste 1, Hartville, OH, 44632
Phone (330) 877-2203
Fax (330) 877-7750
Enumeration date Aug 26, 2005
Last updated in NPPES Jul 8, 2007
Taxonomy & licenses
DC · Doctor of Chiropractic: A licensed chiropractor focusing on musculoskeletal and nervous system disorders.
About the DC credential
Other identifiers
| Identifier | Type | State | Issuer |
|---|---|---|---|
| 2057250 | Medicaid | OH | - |
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 Knop practice?
The practice location on file with NPPES is in Hartville, OH. Providers can have multiple locations; NPPES lists the primary practice address.
What is the NPI number for William Knop?
The National Provider Identifier (NPI) for William Knop is 1326031147, a Type 1 (individual) record in the CMS NPPES registry.
Other providers at this practice address
Browse all →Source: CMS NPPES (public data). Snapshot 2026-07-13. Provider record last updated 2007-07-08.