Type 1 · Individual ✓ Active NPI ✓ Valid NPI checksum
Ashley Osbun
Behavior Analyst in Petaluma, CA · enumerated 2018.
Data current as of Jul 13, 2026 · sourced from CMS NPPES
National Provider Identifier
1588132690
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Registry record
Entity type Individual (Type 1)
Name Ashley Osbun
Sex Female
Practice address 755 Baywood Dr Fl 2, Petaluma, CA, 94954
Phone (855) 832-6727
Enumeration date Nov 6, 2018
Last updated in NPPES Feb 27, 2026
Taxonomy & licenses
103K00000X Behavior Analyst Behavioral Health & Social Service Providers · License 1-19-36412 (CA) Primary
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
What is the NPI number for Ashley Osbun?
The National Provider Identifier (NPI) for Ashley Osbun is 1588132690, a Type 1 (individual) record in the CMS NPPES registry.
Where does Ashley Osbun practice?
The practice location on file with NPPES is in Petaluma, CA. Providers can have multiple locations; NPPES lists the primary practice address.
Other providers at this practice address
Browse all → Patrick Macleamy Intellectual & Developmental Disabilities Psychologist · Petaluma, CA NPI 1831384718 Andrea Alesi Behavior Analyst · Petaluma, CA NPI 1730661307 Shelby Raffi Behavior Technician · Petaluma, CA NPI 1447843727 Krystal Thompson Behavior Analyst · Petaluma, CA NPI 1114509825 Kaitlin Kimmel Professional Counselor · Petaluma, CA NPI 1700541679 Juan Calderon Assistant Behavior Analyst · Petaluma, CA NPI 1780335869 Dr. Patrick Macleamy & Associates Psychological Assessment Inc. Intellectual & Developmental Disabilities Psychologist · Petaluma, CA NPI 1144974676 Andrea Gomez Morales Behavior Analyst · Petaluma, CA NPI 1194470971
Source: CMS NPPES (public data). Snapshot 2026-07-13. Provider record last updated 2026-02-27.