Type 1 · Individual ✓ Active NPI ✓ Valid NPI checksum
Gemma L Boyd, PSY.D.
Psychologist in Morristown, NJ · enumerated 2018.
Data current as of Jul 13, 2026 · sourced from CMS NPPES
National Provider Identifier
1659857399
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Registry record
Entity type Individual (Type 1)
Name Gemma L Boyd
Credential PSY.D.
Sex Female
Practice address 55 Madison Ave, Ste 400, Pmr # 4229, Morristown, NJ, 07960
Phone (973) 283-5662
Enumeration date Jul 16, 2018
Last updated in NPPES Sep 1, 2023
Taxonomy & licenses
PSYD · Doctor of Psychology: A clinical doctorate in psychology focused on professional practice.
About the PSYD 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
Where does Gemma Boyd practice?
The practice location on file with NPPES is in Morristown, NJ. Providers can have multiple locations; NPPES lists the primary practice address.
What is the NPI number for Gemma Boyd?
The National Provider Identifier (NPI) for Gemma Boyd is 1659857399, a Type 1 (individual) record in the CMS NPPES registry.
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Source: CMS NPPES (public data). Snapshot 2026-07-13. Provider record last updated 2023-09-01.