Roger G. Knowles, D.C.
Orthopedic Chiropractor · Lakewood, CO
Roger G. Knowles, D.C. is an orthopedic chiropractor with a practice address in Lakewood, Colorado, and NPI 1265590608, issued on Dec 5, 2006. Check the license (Colorado 2281, 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
- Roger G. Knowles
- Credential
- D.C.
- Primary taxonomy
- Orthopedic Chiropractor 111NX0800X
- License numbers
- 2281 CO
5909 OR
Self-reported in NPPES; status is on the state search - Practice location
- 12792 W. Alameda Pkwy., Suite E, Lakewood, CO 80228
- Phone
- (303) 988-8823
- Enumerated
- Dec 5, 2006
- Record last updated
- Jul 19, 2018 (not updated in 8 years: call before relying on the address or phone)
- Medicare enrollment
- Enrolled (PECOS I20190325002340); may accept Medicare assignment
- Medical or professional school
- Los Angeles College Of Chiropractic, 1983
- Entity
- Type 1 · individual
8 nearest orthopedic chiropractor records → All 29 in Colorado → Look up another NPI →
Verify Roger G. Knowles in five checks
- 1IdentityNPI record in CMS NPPESNPI lookupConfirmed in NPPES
- 2LicenseActive license and public ordersWhich Colorado board licenses this profession
Search for license 2281Check the board - 3Other statesLicenses and actions elsewhereDocInfo (FSMB)Not checked
- 4ExclusionsMedicare and Medicaid bansHHS-OIG exclusion listNot checked
- 5CertificationBoard certificationABMS AOA NCCPA AANPNot checked
Roger G. Knowles among 29 orthopedic chiropractor records in Colorado
Roger G. Knowles, D.C. is one of 29 orthopedic chiropractor records with a practice address in Colorado. 7% 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 2006, is newer than 3% of them.
- NPI issued2006 · 3% of these records are older, 55% newer
- In a Medicare fileNo · 7% of these records are
- In the CMS Doctors and Clinicians fileYes · 17% of these records are
- Record last updated2018 · 86% of these records were not updated in five years or more
Source: CMS NPPES, file of Aug 9, 2026, every record with primary taxonomy 111NX0800X and a Colorado practice address; Medicare files: CMS Part D Prescribers 2024, MIPS 2023, Open Payments 2024, Doctors and Clinicians (data.cms.gov).
Orthopedic Chiropractor providers in Colorado
There are 29 orthopedic chiropractor records in Colorado. No Medicare prescribing, quality score, industry payment or hospital affiliation is published for this NPI.
All 29 in Colorado → Every provider in Lakewood → Orthopedic Chiropractor nationwide →
The 8 orthopedic chiropractor records with the nearest ZIP codes
- Jacob Loturco, D.C.Lakewood, CO 802281811207749
- Daniel Baird, D.C.Denver, CO 802271548307358
- Mark Wolff, D.C.Lakewood, CO 802261285739920
- Steven Troeger, D.C.Denver, CO 802371265502140
- Timothy Conwell, DCDenver, CO 802111437668670
- Don Royal, D.C.Denver, CO 802461073690657
- Emily Rucker, D.C.Boulder, CO 803011891849360
- Lisa Holowiski, DCGreenwood Village, CO 801111194316372
Common questions
What is Roger G. Knowles, D.C.'s NPI number?
Roger G. Knowles, D.C.'s National Provider Identifier (NPI) is 1265590608, issued on Dec 5, 2006. An NPI identifies a provider in billing; it is not a license.
Where is Roger G. Knowles, D.C. located?
The NPPES record lists a practice address at 12792 W. Alameda Pkwy., Suite E, Lakewood, CO, 80228. Phone: (303) 988-8823. Providers update this record themselves, so call before visiting.
How can I verify Roger G. Knowles, D.C.'s license?
NPPES lists Colorado license number 2281, 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.