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Kirk J Nielson, DDS MS

Kirk J Nielson is a Orthodontics and Dentofacial Orthopedics Dentistry provider (Dentist) practicing in Aurora, CO, registered in the NPPES registry with NPI 1487743621 since 2006.

✓ Active NPI ✓ Valid NPI checksum Sole proprietor

NPI 1487743621
Entity type Individual (Type 1)
Name Kirk J Nielson
Credential DDS MS
Sex Male
Practice address Aurora, CO, 80015
Phone 3036900400
Fax 3036801157
Enumeration date 2006-10-12
Last updated in NPPES 2007-07-08

Street address withheld — NPPES sole-proprietor addresses can be home addresses. See our data policy.

Taxonomy & licenses

Taxonomy code Specialty Primary License State
1223X0400X Orthodontics and Dentofacial Orthopedics Dentistry Primary CO
Copy-ready billing details
Provider: Kirk Nielson, DDS MS
NPI: 1487743621
Taxonomy: 1223X0400X (Orthodontics and Dentofacial Orthopedics Dentistry)
Address: Aurora, CO, 80015

Other providers at this practice address

NPI Name Type Specialty Location
1275653875 Samuel Lauson Individual Orthodontics and Dentofacial Orthopedics Dentistry Aurora, CO
1629282850 Advanced Orthodontics Organization Orthodontics and Dentofacial Orthopedics Dentistry Aurora, CO
1366371296 Co Orthodontics, Pllc Organization Orthodontics and Dentofacial Orthopedics Dentistry Centennial, CO

Verify this record

Cross-check NPI 1487743621 against the authoritative CMS record: view Kirk J Nielson on the official NPPES registry .

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. Read the full guide or validate an NPI number.

Frequently asked questions

Where does Kirk Nielson practice?
The practice location on file with NPPES is in Aurora, CO. Providers can have multiple locations; NPPES lists the primary practice address.
What is the NPI number for Kirk Nielson?
The National Provider Identifier (NPI) for Kirk Nielson is 1487743621, a Type 1 (individual) record in the CMS NPPES registry.

Source: CMS NPPES (public data). Snapshot 2026-07-11. Provider record last updated 2007-07-08.