Type 1 · Individual ✓ Active NPI ✓ Valid NPI checksum
Ms. Rosa Mastrogiacomo, LMSW
Social Worker in Montvale, NJ · enumerated 2022.
Data current as of Jul 13, 2026 · sourced from CMS NPPES
National Provider Identifier
1720736903
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Registry record
Entity type Individual (Type 1)
Name Ms. Rosa Mastrogiacomo
Credential LMSW
Sex Female
Practice address 210 Summit Ave Ste B2, Montvale, NJ, 07645
Phone (201) 661-3375
Enumeration date Mar 16, 2022
Last updated in NPPES Jan 26, 2023
Taxonomy & licenses
104100000X Social Worker Behavioral Health & Social Service Providers · License 093526-01 (NY) 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 Rosa Mastrogiacomo practice?
The practice location on file with NPPES is in Montvale, NJ. Providers can have multiple locations; NPPES lists the primary practice address.
What is the NPI number for Rosa Mastrogiacomo?
The National Provider Identifier (NPI) for Rosa Mastrogiacomo is 1720736903, a Type 1 (individual) record in the CMS NPPES registry.
Source: CMS NPPES (public data). Snapshot 2026-07-13. Provider record last updated 2023-01-26.