William John Russell O'Neill, DC
Chiropractor · Loveland, CO
William John Russell O'Neill, DC is a chiropractor with a practice address in Loveland, Colorado, and NPI 1407596976, issued on Mar 31, 2022. Check the license (Colorado CHR.0002264, as entered in NPPES) with the Colorado board that licenses this profession; the federal record below is the public data PlainDoctor holds for this provider.
- Name
- William John Russell O'Neill
- Credential
- DC
- Primary taxonomy
- Chiropractor 111N00000X
- License number
- CHR.0002264 CO
Self-reported in NPPES; status is on the state search - Practice location
- 1587 Taurus Court, Loveland, CO 80537
- Phone
- (970) 430-5756
- Enumerated
- Mar 31, 2022
- Record last updated
- Mar 31, 2022
- Medicare enrollment
- Enrolled (PECOS I20220428000184); may accept Medicare assignment
- Medical or professional school
- Palmer College Chiropractic - Davenport, 1976
- Entity
- Type 1 · individual
8 nearest chiropractor records → All 2,349 in Colorado → Look up another NPI →
Verify William John Russell O'Neill in five checks
- 1IdentityNPI record in CMS NPPESNPI lookupConfirmed in NPPES
- 2LicenseActive license and public ordersWhich Colorado board licenses this profession
Search for license CHR.0002264Check 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 John Russell O'Neill among 2,349 chiropractor records in Colorado
William John Russell O'Neill, DC is one of 2,349 chiropractor records with a practice address in Colorado. 12% 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 2022, is newer than 90% of them.
- NPI issued2022 · 90% of these records are older, 7% newer
- In a Medicare fileNo · 12% of these records are
- In the CMS Doctors and Clinicians fileYes · 28% of these records are
- Graduated1976 · median 2006 among the 646 with a school on file
- Record last updated2022 · 75% 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 Colorado practice address; Medicare files: CMS Part D Prescribers 2024, MIPS 2023, Open Payments 2024, Doctors and Clinicians (data.cms.gov).
60 chiropractor records list a practice address in Loveland
They are 60 of the 2,113 NPPES records with a practice address in Loveland, and 2,349 chiropractor records in Colorado. No Medicare prescribing, quality score, industry payment or hospital affiliation is published for this NPI.
All 2,349 in Colorado → Every provider in Loveland → Chiropractor nationwide →
The 8 chiropractor records with the nearest ZIP codes
- Jane Anetrini, DCLoveland, CO 805371073511374
- Wendell Ball, D.C.Loveland, CO 805371336140193
- Derek Carroll, DCLoveland, CO 805371437348893
- Ryan Enriquez, DCLoveland, CO 805371891250932
- Jon Eirik Holm Johansen, DCLoveland, CO 805371689713455
- Becky Holm-Johansen, DCLoveland, CO 805371013056340
- David McGuinn, D.C.Loveland, CO 805371346298460
- Gregory Rye, D.C.Loveland, CO 805371548480296
Common questions
What is William John Russell O'Neill, DC's NPI number?
William John Russell O'Neill, DC's National Provider Identifier (NPI) is 1407596976, issued on Mar 31, 2022. An NPI identifies a provider in billing; it is not a license.
Where is William John Russell O'Neill, DC located?
The NPPES record lists a practice address at 1587 Taurus Court, Loveland, CO, 80537. Phone: (970) 430-5756. Providers update this record themselves, so call before visiting.
How can I verify William John Russell O'Neill, DC's license?
NPPES lists Colorado license number CHR.0002264, as entered by the provider. Search the Colorado 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.