Type 1 · Individual ✓ Active NPI ✓ Valid NPI checksum
Jennifer R Giaquinto, MSW
Social Worker in Marlborough, MA · enumerated 2019.
Data current as of Jul 13, 2026 · sourced from CMS NPPES
National Provider Identifier
1386206852
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Registry record
Entity type Individual (Type 1)
Name Jennifer R Giaquinto
Credential MSW
Sex Female
Practice address 340 Maple St Ste 400, Marlborough, MA, 01752
Phone (508) 485-9300
Enumeration date Jul 3, 2019
Last updated in NPPES Jul 3, 2019
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 Jennifer Giaquinto?
The National Provider Identifier (NPI) for Jennifer Giaquinto is 1386206852, a Type 1 (individual) record in the CMS NPPES registry.
Where does Jennifer Giaquinto practice?
The practice location on file with NPPES is in Marlborough, MA. Providers can have multiple locations; NPPES lists the primary practice address.
Other providers at this practice address
Browse all → Kathleen Hoffman Psychiatric/Mental Health Nurse Practitioner · Marlborough, MA NPI 1275561995 Andrea Behling Mental Health Counselor · Marlborough, MA NPI 1881079887 Joanna Bunker Clinical Social Worker · Marlborough, MA NPI 1437673050 Juliane Maillet Clinical Social Worker · Marlborough, MA NPI 1174030555 Rachel Griffiths Mental Health Counselor · Marlborough, MA NPI 1811497662 Crystal Goodwin Psychologist · Marlborough, MA NPI 1932681418 Susan Willing Mental Health Counselor · Marlborough, MA NPI 1477110740 Tiffany Welsh Mental Health Counselor · Marlborough, MA NPI 1326693615
Source: CMS NPPES (public data). Snapshot 2026-07-13. Provider record last updated 2019-07-03.