Type 1 · Individual ✓ Active NPI ✓ Valid NPI checksum
Alison Van Diggelen, MSW
Social Worker in Aurora, CO · enumerated 2022.
Data current as of Jul 13, 2026 · sourced from CMS NPPES
National Provider Identifier
1275243123
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Registry record
Entity type Individual (Type 1)
Name Alison Van Diggelen
Credential MSW
Sex Female
Practice address 1700 Wheeling St, Aurora, CO, 80045
Phone (417) 300-1970
Enumeration date Dec 1, 2022
Last updated in NPPES Dec 1, 2022
Taxonomy & licenses
104100000X Social Worker Behavioral Health & Social Service Providers · License 0009922688 (CO) Primary
Other identifiers
| Identifier | Type | State | Issuer |
|---|---|---|---|
| 988321245 | Other | - | UNITED HEALTH CARE |
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 Alison Van Diggelen 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 Alison Van Diggelen?
The National Provider Identifier (NPI) for Alison Van Diggelen is 1275243123, a Type 1 (individual) record in the CMS NPPES registry.
Other providers at this practice address
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Source: CMS NPPES (public data). Snapshot 2026-07-13. Provider record last updated 2022-12-01.