Type 1 · Individual ✓ Active NPI ✓ Valid NPI checksum
Mr. Leroy Simmons, LMSW
Social Worker in Yonkers, NY · enumerated 2009.
Data current as of Jul 13, 2026 · sourced from CMS NPPES
National Provider Identifier
1215261003
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Registry record
Entity type Individual (Type 1)
Name Mr. Leroy Simmons
Credential LMSW
Sex Male
Practice address 107 S Broadway, C/O Saint Joseph'S Medical Center, Yonkers, NY, 10701
Phone (914) 378-7000
Enumeration date Sep 25, 2009
Last updated in NPPES Jun 27, 2013
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 Leroy Simmons practice?
The practice location on file with NPPES is in Yonkers, NY. Providers can have multiple locations; NPPES lists the primary practice address.
What is the NPI number for Leroy Simmons?
The National Provider Identifier (NPI) for Leroy Simmons is 1215261003, a Type 1 (individual) record in the CMS NPPES registry.
Other providers at this practice address
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Source: CMS NPPES (public data). Snapshot 2026-07-13. Provider record last updated 2013-06-27.