Type 1 · Individual ✓ Active NPI ✓ Valid NPI checksum
Amy Elizabeth Guertzgen, LMSW
Social Worker in Phoenix, AZ · enumerated 2009.
Data current as of Jul 13, 2026 · sourced from CMS NPPES
National Provider Identifier
1295973253
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Registry record
Entity type Individual (Type 1)
Name Amy Elizabeth Guertzgen
Credential LMSW
Sex Female
Practice address 1830 E Roosevelt St, Phoenix, AZ, 85006
Phone (602) 254-0884
Fax (602) 258-4033
Enumeration date Jan 29, 2009
Last updated in NPPES Jan 29, 2009
Taxonomy & licenses
104100000X Social Worker Behavioral Health & Social Service Providers · License LMSW12342 (AZ) 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
Is NPI 1295973253 active?
Yes, as of the latest NPPES snapshot, NPI 1295973253 is active (record last updated 2009-01-29).
How do I verify Amy Guertzgen's NPI record?
Cross-check NPI 1295973253 against the official CMS registry at npiregistry.cms.hhs.gov. This page mirrors the same public NPPES data with a monthly snapshot.
Other providers at this practice address
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Source: CMS NPPES (public data). Snapshot 2026-07-13. Provider record last updated 2009-01-29.