Type 1 · Individual ✓ Active NPI ✓ Valid NPI checksum
Melissa Gillenwater
Peer Specialist in Springville, NY · enumerated 2023.
Data current as of Jul 13, 2026 · sourced from CMS NPPES
National Provider Identifier
1265128219
See something wrong? Report a correction
Registry record
Entity type Individual (Type 1)
Name Melissa Gillenwater
Sex Female
Practice address 27 Franklin St, Springville, NY, 14141
Phone (716) 592-9301
Fax (716) 592-9376
Enumeration date Apr 13, 2023
Last updated in NPPES Jul 14, 2023
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 Melissa Gillenwater practice?
The practice location on file with NPPES is in Springville, NY. Providers can have multiple locations; NPPES lists the primary practice address.
What is the NPI number for Melissa Gillenwater?
The National Provider Identifier (NPI) for Melissa Gillenwater is 1265128219, a Type 1 (individual) record in the CMS NPPES registry.
Other providers at this practice address
Browse all → Michael Johnson Ophthalmology Physician · Springville, NY NPI 1427017490 Doreen Nuessle Clinical Social Worker · Springville, NY NPI 1588690416 Jennifer Einarsson Clinical Social Worker · Springville, NY NPI 1750311445 Nicholas Cromwell Gynecology Physician · Springville, NY NPI 1790708626 Service Medical Physician Assistant · Springville, NY NPI 1710068325 Joan Reynolds Family Medicine Physician · Springville, NY NPI 1861574170 Susan Ashby Clinical Social Worker · Springville, NY NPI 1194886911 David Williams Pharmacist · Springville, NY NPI 1487859732
Source: CMS NPPES (public data). Snapshot 2026-07-13. Provider record last updated 2023-07-14.