Type 1 · Individual ✓ Active NPI ✓ Valid NPI checksum
Oscar Javier Lopez Jr., LMSW
Social Worker in Las Cruces, NM · enumerated 2018.
Data current as of Jul 13, 2026 · sourced from CMS NPPES
National Provider Identifier
1801398987
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Registry record
Entity type Individual (Type 1)
Name Oscar Javier Lopez Jr.
Credential LMSW
Sex Male
Practice address 535 S Miranda St, Las Cruces, NM, 88005
Phone (575) 647-2800
Fax (575) 647-2898
Enumeration date Mar 5, 2018
Last updated in NPPES Jul 11, 2022
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 Oscar Lopez practice?
The practice location on file with NPPES is in Las Cruces, NM. Providers can have multiple locations; NPPES lists the primary practice address.
What is the NPI number for Oscar Lopez?
The National Provider Identifier (NPI) for Oscar Lopez is 1801398987, a Type 1 (individual) record in the CMS NPPES registry.
Source: CMS NPPES (public data). Snapshot 2026-07-13. Provider record last updated 2022-07-11.