Type 1 · Individual ✓ Active NPI ✓ Valid NPI checksum
Joanna Christmas
Psychologist in Plymouth, MI · enumerated 2026.
Data current as of Jul 13, 2026 · sourced from CMS NPPES
National Provider Identifier
1902746498
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Registry record
Entity type Individual (Type 1)
Name Joanna Christmas
Sex X
Practice address 44450 Pinetree Dr, Plymouth, MI, 48170
Phone (734) 738-0897
Enumeration date Apr 1, 2026
Last updated in NPPES Apr 1, 2026
Taxonomy & licenses
103T00000X Psychologist Behavioral Health & Social Service Providers · License 6351004922 (MI) 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
What is the NPI number for Joanna Christmas?
The National Provider Identifier (NPI) for Joanna Christmas is 1902746498, a Type 1 (individual) record in the CMS NPPES registry.
Where does Joanna Christmas practice?
The practice location on file with NPPES is in Plymouth, MI. Providers can have multiple locations; NPPES lists the primary practice address.
Other providers at this practice address
Browse all → Michael Bambery Clinical Psychologist · Plymouth, MI NPI 1215128608 Arbor Psychology Group, Pllc Clinical Psychologist · Plymouth, MI NPI 1952789877 Melanie Ho Clinical Psychologist · Plymouth, MI NPI 1891178646 Elite Medical Staffing Home Health Agency · Plymouth, MI NPI 1811442106 Michael Niemi Clinical Social Worker · Plymouth, MI NPI 1588231617 Ebrahim Safah Clinical Psychologist · Plymouth, MI NPI 1114705449
Source: CMS NPPES (public data). Snapshot 2026-07-13. Provider record last updated 2026-04-01.