Type 1 · Individual ✓ Active NPI ✓ Valid NPI checksum
Madison Lynne Coss, PA-C
Physician Assistant in Elmira, NY · enumerated 2025.
Data current as of Jul 13, 2026 · sourced from CMS NPPES
National Provider Identifier
1184512444
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Registry record
Entity type Individual (Type 1)
Name Madison Lynne Coss
Credential PA-C
Sex Female
Practice address 602 Ivy St Fl 2, Elmira, NY, 14905
Phone (607) 735-4633
Fax (607) 735-4628
Enumeration date Jun 25, 2025
Last updated in NPPES May 28, 2026
Taxonomy & licenses
363A00000X Physician Assistant Physician Assistants & Advanced Practice Nursing Providers · License 034438 (NY) Primary
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
What is the NPI number for Madison Coss?
The National Provider Identifier (NPI) for Madison Coss is 1184512444, a Type 1 (individual) record in the CMS NPPES registry.
Where does Madison Coss practice?
The practice location on file with NPPES is in Elmira, NY. Providers can have multiple locations; NPPES lists the primary practice address.
Other providers at this practice address
Browse all → Aleksander Rupik Internal Medicine Physician · Elmira, NY NPI 1407969959 Steven Greenberg Internal Medicine Physician · Elmira, NY NPI 1790867786 Janusz Sosniak Internal Medicine Physician · Elmira, NY NPI 1699858209 Susan Ponivas Nurse Practitioner · Elmira, NY NPI 1467614230 Nicole Mosher Nurse Practitioner · Elmira, NY NPI 1427371962 Sarah Brimmer Nurse Practitioner · Elmira, NY NPI 1811416589
Source: CMS NPPES (public data). Snapshot 2026-07-13. Provider record last updated 2026-05-28.