Type 1 · Individual ✓ Active NPI ✓ Valid NPI checksum
Diane Johnson-Loush, LLP, LMSW
Psychologist in Novi, MI · enumerated 2014.
Data current as of Jul 13, 2026 · sourced from CMS NPPES
National Provider Identifier
1639592546
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Registry record
Entity type Individual (Type 1)
Name Diane Johnson-Loush
Credential LLP, LMSW
Sex Female
Practice address 39450 W 12 Mile Rd, Novi, MI, 48377
Phone (248) 661-7393
Enumeration date Jan 28, 2014
Last updated in NPPES Jan 28, 2014
Taxonomy & licenses
103T00000X Psychologist Behavioral Health & Social Service Providers · License 6301004065 (MI) Primary
104100000X Social Worker Behavioral Health & Social Service Providers · License 6801033244 (MI) Secondary
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 Diane Johnson-Loush?
The National Provider Identifier (NPI) for Diane Johnson-Loush is 1639592546, a Type 1 (individual) record in the CMS NPPES registry.
Where does Diane Johnson-Loush practice?
The practice location on file with NPPES is in Novi, MI. Providers can have multiple locations; NPPES lists the primary practice address.
Other providers at this practice address
Browse all → Robert Federman Internal Medicine Physician · Novi, MI NPI 1316922685 Kimberly Cantillon Medical Physician Assistant · Novi, MI NPI 1740218999 Kshama Jayasuriya Pharmacist · Novi, MI NPI 1497832828 Ayesha Mahmood Internal Medicine Physician · Novi, MI NPI 1891863346 Michael Dunn Pulmonary Disease Physician · Novi, MI NPI 1437227972 Najwa El-Nachef Gastroenterology Physician · Novi, MI NPI 1336266493 Jason Schairer Gastroenterology Physician · Novi, MI NPI 1811017353 Nasser Azeez Family Medicine Physician · Novi, MI NPI 1750556999
Source: CMS NPPES (public data). Snapshot 2026-07-13. Provider record last updated 2014-01-28.