Type 1 · Individual ✓ Active NPI ✓ Valid NPI checksum
Melissa Eichelbaum, LMSW
Social Worker in New York City, NY · enumerated 2024.
Data current as of Jul 13, 2026 · sourced from CMS NPPES
National Provider Identifier
1780405837
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Registry record
Entity type Individual (Type 1)
Name Melissa Eichelbaum
Credential LMSW
Sex Female
Practice address 1498 Madison Avenue, New York City, NY, 10029
Phone (646) 734-9986
Enumeration date Oct 22, 2024
Last updated in NPPES Oct 22, 2024
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
Where does Melissa Eichelbaum practice?
The practice location on file with NPPES is in New York City, NY. Providers can have multiple locations; NPPES lists the primary practice address.
What is the NPI number for Melissa Eichelbaum?
The National Provider Identifier (NPI) for Melissa Eichelbaum is 1780405837, a Type 1 (individual) record in the CMS NPPES registry.
Source: CMS NPPES (public data). Snapshot 2026-07-13. Provider record last updated 2024-10-22.