Type 1 · Individual ✓ Active NPI ✓ Valid NPI checksum
Samuel Maceo Martin Jr.
Pharmacist in Washington, DC · enumerated 2016.
Data current as of Jul 13, 2026 · sourced from CMS NPPES
National Provider Identifier
1316493513
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Registry record
Entity type Individual (Type 1)
Name Samuel Maceo Martin Jr.
Sex Male
Practice address 326 E Capitol St Ne, Washington, DC, 20003
Phone (202) 543-4400
Enumeration date Aug 28, 2016
Last updated in NPPES Aug 28, 2016
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 Samuel Martin practice?
The practice location on file with NPPES is in Washington, DC. Providers can have multiple locations; NPPES lists the primary practice address.
What is the NPI number for Samuel Martin?
The National Provider Identifier (NPI) for Samuel Martin is 1316493513, 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 2016-08-28.