William Leroy Knop, DC
Chiropractor · Hartville, OH
William Leroy Knop, DC is a chiropractor with a practice address in Hartville, Ohio, and NPI 1326031147, issued on Aug 26, 2005. Check the license (Ohio 2646, as entered in NPPES) with the Ohio board that licenses this profession; the federal record below is the public data PlainDoctor holds for this provider.
- Name
- William Leroy Knop
- Credential
- DC
- Primary taxonomy
- Chiropractor 111N00000X
- License number
- 2646 OH
Self-reported in NPPES; status is on the state search - Practice location
- 450 W Maple St, Hartville, OH 44632
- Phone
- (330) 877-2203
- Enumerated
- Aug 26, 2005
- Record last updated
- Jul 13, 2026
- Fax
- (330) 877-7750
- Medicaid ID
- 2057250 OH
- Medicare enrollment
- Enrolled (PECOS I20080429000800); accepts Medicare assignment
- Medical or professional school
- National College Of Chiropractic, 1997
- Entity
- Type 1 · individual
8 nearest chiropractor records → All 2,688 in Ohio → Look up another NPI →
Verify William Leroy Knop in five checks
- 1IdentityNPI record in CMS NPPESNPI lookupConfirmed in NPPES
- 2LicenseActive license and public ordersWhich Ohio board licenses this profession
Search for license 2646Check the board - 3Other statesLicenses and actions elsewhereDocInfo (FSMB)Not checked
- 4ExclusionsMedicare and Medicaid bansHHS-OIG exclusion listNot checked
- 5CertificationBoard certificationABMS AOA NCCPA AANPNot checked
William Leroy Knop among 2,688 chiropractor records in Ohio
William Leroy Knop, DC is one of 2,688 chiropractor records with a practice address in Ohio. 23% of them appear in a Medicare file (Part D prescribing, MIPS, Open Payments or Medicare group billing); this one does not. Its NPI, issued in 2005, is newer than 0% of them.
- NPI issued2005 · 0% of these records are older, 92% newer
- In a Medicare fileNo · 23% of these records are
- In the CMS Doctors and Clinicians fileYes · 48% of these records are
- Graduated1997 · median 2002 among the 1,292 with a school on file
- Record last updated2026 · 73% of these records were not updated in five years or more
Source: CMS NPPES, file of Aug 9, 2026, every record with primary taxonomy 111N00000X and a Ohio practice address; Medicare files: CMS Part D Prescribers 2024, MIPS 2023, Open Payments 2024, Doctors and Clinicians (data.cms.gov).
5 chiropractor records list a practice address in Hartville
They are 5 of the 74 NPPES records with a practice address in Hartville, and 2,688 chiropractor records in Ohio. No Medicare prescribing, quality score, industry payment or hospital affiliation is published for this NPI.
All 2,688 in Ohio → Every provider in Hartville → Chiropractor nationwide →
The 8 chiropractor records with the nearest ZIP codes
- Joseph Belloni, D.C.Hartville, OH 446321497943211
- John Rodriguez, D.C.Hartville, OH 446321083687495
- Ronald Weisel, D.C.Hartville, OH 446321750386884
- Lauren Winarski, D.C.Hartville, OH 446321619340676
- Rachel Coveny, D.C.Holmesville, OH 446331871526673
- Richard Pelkowski, DC DMGreentown, OH 446301437142023
- Joseph Andrejcik, D.C.Louisville, OH 446411467468546
- Rex Beanland, D.C.Louisville, OH 446411386733434
Common questions
What is William Leroy Knop, DC's NPI number?
William Leroy Knop, DC's National Provider Identifier (NPI) is 1326031147, issued on Aug 26, 2005. An NPI identifies a provider in billing; it is not a license.
Where is William Leroy Knop, DC located?
The NPPES record lists a practice address at 450 W Maple St, Hartville, OH, 44632. Phone: (330) 877-2203. Providers update this record themselves, so call before visiting.
How can I verify William Leroy Knop, DC's license?
NPPES lists Ohio license number 2646, as entered by the provider. Search the Ohio board that licenses this profession; the NPPES record confirms identity only.
Source: CMS National Plan and Provider Enumeration System (NPPES), file of Aug 9, 2026 (NPPES files on CMS.gov); NUCC Health Care Provider Taxonomy. An NPI identifies who bills; it is not a license.
Figures on PlainDoctor are read from the federal files each page names (CMS NPPES, Medicare Part D, MIPS, Open Payments; the HHS-OIG exclusion list only as counts) and from Census population estimates, with the file date shown beside them. See our editorial standards & corrections policy, the methodology behind these numbers, or report a data error. Data current as of Aug 9, 2026.