Type 1 · Individual ✓ Active NPI ✓ Valid NPI checksum
David Gregg, PHD, LP, CAADC
Psychologist in Kalamazoo, MI · enumerated 2015.
Data current as of Jul 13, 2026 · sourced from CMS NPPES
National Provider Identifier
1790150456
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Registry record
Entity type Individual (Type 1)
Name David Gregg
Credential PHD, LP, CAADC
Sex Male
Practice address 4017 W Main St Ste 100, Kalamazoo, MI, 49006
Phone (248) 808-3875
Fax (269) 350-5779
Enumeration date Dec 7, 2015
Last updated in NPPES May 22, 2023
Taxonomy & licenses
103T00000X Psychologist Behavioral Health & Social Service Providers · License 6301016924 (MI) Primary
PHD · Doctor of Philosophy: A doctoral degree; in healthcare often held by clinical psychologists and researchers.
About the PHD credential
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 David Gregg?
The National Provider Identifier (NPI) for David Gregg is 1790150456, a Type 1 (individual) record in the CMS NPPES registry.
Where does David Gregg practice?
The practice location on file with NPPES is in Kalamazoo, MI. Providers can have multiple locations; NPPES lists the primary practice address.
Other providers at this practice address
Browse all → Family Counseling and Mediation Services LLC Community/Behavioral Health Agency · Kalamazoo, MI NPI 1700288081 Kerby Psychological Services Pllc Psychologist · Kalamazoo, MI NPI 1285017244 Rebecca Gage Professional Counselor · Kalamazoo, MI NPI 1003381468 Casey Slager Professional Counselor · Kalamazoo, MI NPI 1386273225 Jay Tompkins Professional Counselor · Kalamazoo, MI NPI 1023614138 Patricia Hilliard Counseling Psychologist · Kalamazoo, MI NPI 1285324079 Nicolle Aiello Counseling Psychologist · Kalamazoo, MI NPI 1922792175
Source: CMS NPPES (public data). Snapshot 2026-07-13. Provider record last updated 2023-05-22.