Type 1 · Individual ✓ Active NPI ✓ Valid NPI checksum
Sydni Erin Rapson
Behavior Analyst in Boulder, CO · enumerated 2019.
Data current as of Jul 13, 2026 · sourced from CMS NPPES
National Provider Identifier
1285270231
See something wrong? Report a correction
Registry record
Entity type Individual (Type 1)
Name Sydni Erin Rapson
Sex Female
Practice address 5305 Spine Rd Ste A, Boulder, CO, 80301
Phone (720) 643-2350
Enumeration date Nov 25, 2019
Last updated in NPPES Nov 25, 2019
Taxonomy & licenses
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.
Frequently asked questions
Where does Sydni Rapson practice?
The practice location on file with NPPES is in Boulder, CO. Providers can have multiple locations; NPPES lists the primary practice address.
What is the NPI number for Sydni Rapson?
The National Provider Identifier (NPI) for Sydni Rapson is 1285270231, a Type 1 (individual) record in the CMS NPPES registry.
Other providers at this practice address
Browse all → Anne Briggs Behavior Technician · Boulder, CO NPI 1265900666 Devin Peterson Behavior Analyst · Boulder, CO NPI 1588120307 Alexander Levy Behavior Technician · Boulder, CO NPI 1639637481 Andrew Savage Behavior Technician · Boulder, CO NPI 1174085187 Marina Efstathiu Behavior Technician · Boulder, CO NPI 1881220499 Brooke Shewmaker Behavior Technician · Boulder, CO NPI 1649896242 Brook Cunningham Behavior Technician · Boulder, CO NPI 1396351334 Kendra Park Behavior Technician · Boulder, CO NPI 1235746884
Source: CMS NPPES (public data). Snapshot 2026-07-13. Provider record last updated 2019-11-25.