Type 1 · Individual ✓ Active NPI ✓ Valid NPI checksum
Mr. John Andrew Preheim
Social Worker in Tigard, OR · enumerated 2014.
Data current as of Jul 13, 2026 · sourced from CMS NPPES
National Provider Identifier
1538570270
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Registry record
Entity type Individual (Type 1)
Name Mr. John Andrew Preheim
Sex Male
Practice address 8915 Sw Center St, Tigard, OR, 97223
Phone (360) 747-3822
Enumeration date May 15, 2014
Last updated in NPPES May 15, 2014
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
What is the NPI number for John Preheim?
The National Provider Identifier (NPI) for John Preheim is 1538570270, a Type 1 (individual) record in the CMS NPPES registry.
Where does John Preheim practice?
The practice location on file with NPPES is in Tigard, OR. Providers can have multiple locations; NPPES lists the primary practice address.
Other providers at this practice address
Browse all → William Hunt Mental Health Counselor · Tigard, OR NPI 1003824111 New Narrative Mental Health Clinic/Center (Including Community Mental Health Center) · Tigard, OR NPI 1265595664 Lillian Herbert Mental Health Counselor · Tigard, OR NPI 1831239771 Andrew Nanton Forensic Psychiatry Physician · Tigard, OR NPI 1962604603 Andres Hernandez Addiction (Substance Use Disorder) Counselor · Tigard, OR NPI 1699968701 Jeffrey Kitson Case Manager/Care Coordinator · Tigard, OR NPI 1881877009 Scott Ellis Mental Health Counselor · Tigard, OR NPI 1467639906 Carol Shumaker Mental Health Counselor · Tigard, OR NPI 1306024955
Source: CMS NPPES (public data). Snapshot 2026-07-13. Provider record last updated 2014-05-15.