Type 1 · Individual ✓ Active NPI ✓ Valid NPI checksum
James Olszewski, RPH
Pharmacist in Narragansett, RI · enumerated 2011.
Data current as of Jul 13, 2026 · sourced from CMS NPPES
National Provider Identifier
1558654657
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Registry record
Entity type Individual (Type 1)
Name James Olszewski
Credential RPH
Sex Male
Practice address 1193 Boston Neck Rd, Narragansett, RI, 02882
Phone (401) 789-5037
Fax (401) 789-5249
Enumeration date May 23, 2011
Last updated in NPPES May 23, 2011
Taxonomy & licenses
RPH · Registered Pharmacist: A licensed pharmacist registered with a state board of pharmacy.
About the RPH credential
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 James Olszewski practice?
The practice location on file with NPPES is in Narragansett, RI. Providers can have multiple locations; NPPES lists the primary practice address.
What is the NPI number for James Olszewski?
The National Provider Identifier (NPI) for James Olszewski is 1558654657, a Type 1 (individual) record in the CMS NPPES registry.
Other providers at this practice address
Browse all → Susan Sidel Pharmacist · Narragansett, RI NPI 1659498723 Melissa Bicknell Pharmacist · Narragansett, RI NPI 1598990665 Rite Aid Community/Retail Pharmacy · Narragansett, RI NPI 1154709889 Walgreen Co Pharmacy · Narragansett, RI NPI 1104349976 Virginia Doyle Pharmacist · Narragansett, RI NPI 1831785088
Source: CMS NPPES (public data). Snapshot 2026-07-13. Provider record last updated 2011-05-23.