Type 1 · Individual ✓ Active NPI ✓ Valid NPI checksum
Mr. Dewitt Lee Gregory
Counselor in Detroit, MI · enumerated 2011.
Data current as of Jul 13, 2026 · sourced from CMS NPPES
National Provider Identifier
1881981942
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Registry record
Entity type Individual (Type 1)
Name Mr. Dewitt Lee Gregory
Sex Male
Practice address 1121 E Mcnichols Rd, Detroit, MI, 48203
Phone (313) 365-3100
Fax (313) 365-3101
Enumeration date Jul 8, 2011
Last updated in NPPES Jul 8, 2011
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 Dewitt Gregory?
The National Provider Identifier (NPI) for Dewitt Gregory is 1881981942, a Type 1 (individual) record in the CMS NPPES registry.
Where does Dewitt Gregory practice?
The practice location on file with NPPES is in Detroit, MI. Providers can have multiple locations; NPPES lists the primary practice address.
Other providers at this practice address
Browse all → John Eberhart Peer Specialist · Detroit, MI NPI 1043302730 Michael Mcclain Addiction (Substance Use Disorder) Counselor · Detroit, MI NPI 1861645368 Jay Young Case Manager/Care Coordinator · Detroit, MI NPI 1033362256 Annette Dewberry Peer Specialist · Detroit, MI NPI 1457504680 Cheryl Burden Counselor · Detroit, MI NPI 1578850996 Edith Smith Counselor · Detroit, MI NPI 1235426545 Eddie Killing Counselor · Detroit, MI NPI 1336429224 Ronald Hildreth Addiction (Substance Use Disorder) Counselor · Detroit, MI NPI 1821374968
Source: CMS NPPES (public data). Snapshot 2026-07-13. Provider record last updated 2011-07-08.