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Recently Updated NPI Information — some details in this NPI profile have been updated in the NPI registry within the last 60 days.

C. JONATHAN DENNING D.C.
NPI 1821454620
Chiropractor in Westminster, CO

Active since January 08, 2016
3730 W 101ST AVE, WESTMINSTER, CO 80031(303) 994-0301 Get Directions Write a Review

NPPES record last updated: October 9, 2026. Verified against the NPPES registry weekly; last sync: October 11, 2026.

Record update history: Oct 9, 2026, Mar 10, 2025, Dec 5, 2022 and 2 more (5 updates tracked since 2017).

About C. Jonathan Denning D.c. NPPES

Official registry information on file with the National Plan and Provider Enumeration System.

C. JONATHAN DENNING D.C. (NPI 1821454620) is an individual chiropractor in Westminster, Colorado, licensed in Colorado (CHR.0007456) and active in the NPI registry since January 2016. He is a graduate of Other (2015).

NPPES Registry Identity

NPI1821454620
Entity TypeIndividualMale
Primary Taxonomy111N00000X
Provider Legal NameC. JONATHAN DENNINGCredential: D.C.
Location Address3730 W 101ST AVEWestminster, CO 80031-2434
Mailing Address3730 W 101st AveWestminster, CO 80031-2434 · (303) 994-0301
Phone(303) 994-0301
Sole ProprietorNo
Medical School CMSOtherGraduated 2015
Enumeration DateJanuary 8, 2016
Last NPPES UpdateOctober 9, 20265 updates tracked since enumeration
NPPES CertifiedOctober 9, 2026
✔ NPI 1821454620 is a valid, active identifier and passes the ISO check-digit test.

Specialties & Licenses

★ Primary SpecialtyChiropractorChiropractic Providers
Taxonomy Code111N00000X
License✔ Licensed in CO · CHR.0007456
Definition
A provider qualified by a Doctor of Chiropractic (D.C.), licensed by the State and who practices chiropractic medicine -that discipline within the healing arts which deals with the nervous system and its relationship to the spinal column and its interrelationship with other body systems.
3730 W 101ST AVE, Westminster, CO 80031
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Other Names 1

Other Name (5)Jon Denning D.c.

Accepted Insurance

The full list of accepted plans is on the Insurance tab. Issuers include Blue Cross and Blue Shield of Montana.Insurance ›

Medicare Participation & PECOS CMS

Medicare enrollment, assignment, and ordering and referring status from the CMS PECOS system.

Medicare Enrollment Status

✔

Enrolled in Medicare and accepts Medicare assignment

C. Jonathan Denning D.c. is registered in PECOS and agrees to accept the Medicare-approved amount as full payment. Medicare patients are not billed beyond the standard deductible and coinsurance.

PECOS PAC ID1153603428
PECOS Enrollment IDI20170120002024

Frequently Asked Questions NPPES & CMS

Common questions about this NPI record, answered from the official NPPES registry and CMS datasets shown on this page.

What is C. Jonathan Denning's NPI number?

The NPI number for C. Jonathan Denning is 1821454620. It was assigned to this individual provider in the NPPES registry on January 8, 2016. The provider is also known as Jon Denning D.C..

Where is C. Jonathan Denning located?

C. Jonathan Denning practices at 3730 W 101st Ave, Westminster, CO 80031. The listed phone number is (303) 994-0301.

What is C. Jonathan Denning's specialty?

The primary specialty registered for this NPI is Chiropractor with taxonomy code 111N00000X.

Is C. Jonathan Denning enrolled in Medicare?

Yes. C. Jonathan Denning is registered in the Medicare PECOS system and accepts Medicare assignment, which means accepting the Medicare-approved amount as payment in full for covered services.

What insurance does C. Jonathan Denning accept?

Health plans from Blue Cross and Blue Shield of Montana list C. Jonathan Denning as in-network in at least one marketplace plan. Coverage varies by plan and year; verify with the insurer or the provider before a visit.

When was this NPI record last updated?

The NPPES record for C. Jonathan Denning was last updated on October 9, 2026. NPI Profile syncs weekly with the NPPES registry data releases published by CMS. This NPI record was last updated 8 days ago. If this record has changed at CMS more recently, you can request an on-demand re-check against the live CMS registry, directly from this page.