Type 1 · Individual ✓ Active NPI ✓ Valid NPI checksum
Ms. Mary Andrea Declerck, M.A., L.L.P
Psychologist in Chesterfield, MI · enumerated 2012.
Data current as of Jul 13, 2026 · sourced from CMS NPPES
National Provider Identifier
1487920633
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Registry record
Entity type Individual (Type 1)
Name Ms. Mary Andrea Declerck
Credential M.A., L.L.P
Sex Female
Practice address 50630 Chesterfield Rd, Chesterfield, MI, 48051
Phone (586) 949-7680
Fax (586) 949-7681
Enumeration date Mar 31, 2012
Last updated in NPPES Mar 31, 2012
Taxonomy & licenses
103T00000X Psychologist Behavioral Health & Social Service Providers · License 6301009690 (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
Where does Mary Declerck practice?
The practice location on file with NPPES is in Chesterfield, MI. Providers can have multiple locations; NPPES lists the primary practice address.
What is the NPI number for Mary Declerck?
The National Provider Identifier (NPI) for Mary Declerck is 1487920633, a Type 1 (individual) record in the CMS NPPES registry.
Other providers at this practice address
Browse all → Amy Desrocher Counselor · Chesterfield, MI NPI 1376867135 Sheila Dolinshek Family Medicine Physician · Chesterfield, MI NPI 1801108121 Gale Simon Counselor · Chesterfield, MI NPI 1639579741 Sarah Gammouh Family Medicine Physician · Chesterfield, MI NPI 1073961884 Jessica Senopole Nurse Practitioner · Chesterfield, MI NPI 1942807441
Source: CMS NPPES (public data). Snapshot 2026-07-13. Provider record last updated 2012-03-31.