Type 1 · Individual ✓ Active NPI ✓ Valid NPI checksum
Mr. Warren P. Sanderson, RN
Registered Nurse in Fredonia, NY · enumerated 2010.
Data current as of Jul 13, 2026 · sourced from CMS NPPES
National Provider Identifier
1619287315
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Registry record
Entity type Individual (Type 1)
Name Mr. Warren P. Sanderson
Credential RN
Sex Male
Practice address 264 East Main St, Fredonia, NY, 14063
Phone (716) 842-0440
Fax (716) 842-4069
Enumeration date Oct 15, 2010
Last updated in NPPES Jan 14, 2016
Taxonomy & licenses
RN · Registered Nurse: A nurse who completed an accredited nursing program and passed the NCLEX-RN licensure exam.
About the RN 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 Warren Sanderson practice?
The practice location on file with NPPES is in Fredonia, NY. Providers can have multiple locations; NPPES lists the primary practice address.
What is the NPI number for Warren Sanderson?
The National Provider Identifier (NPI) for Warren Sanderson is 1619287315, a Type 1 (individual) record in the CMS NPPES registry.
Source: CMS NPPES (public data). Snapshot 2026-07-13. Provider record last updated 2016-01-14.