Type 1 · Individual ✓ Active NPI ✓ Valid NPI checksum
Mr. Ryan Madden
Physician Assistant in Meriden, CT · enumerated 2017.
Data current as of Jul 13, 2026 · sourced from CMS NPPES
National Provider Identifier
1588195861
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Registry record
Entity type Individual (Type 1)
Name Mr. Ryan Madden
Sex Male
Practice address 435 Lewis Ave, Meriden, CT, 06451
Phone (203) 694-8200
Enumeration date Mar 27, 2017
Last updated in NPPES Jul 21, 2022
Taxonomy & licenses
363A00000X Physician Assistant Physician Assistants & Advanced Practice Nursing Providers · License 3846 (CT) 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
Where does Ryan Madden practice?
The practice location on file with NPPES is in Meriden, CT. Providers can have multiple locations; NPPES lists the primary practice address.
What is the NPI number for Ryan Madden?
The National Provider Identifier (NPI) for Ryan Madden is 1588195861, a Type 1 (individual) record in the CMS NPPES registry.
Other providers at this practice address
Browse all → Jason Andrus Surgical Physician Assistant · Meriden, CT NPI 1104808369 Nirmala Ramadhar Persaud Internal Medicine Physician · Meriden, CT NPI 1801872528 Adwoa Nyanin Internal Medicine Physician · Meriden, CT NPI 1487626065 Midstate Radiology Associates, LLC Diagnostic Radiology Physician · Meriden, CT NPI 1578518999 Kim Oski Critical Care Neonatal Nurse Practitioner · Meriden, CT NPI 1689617292 Burnette Donato Certified Registered Nurse Anesthetist · Meriden, CT NPI 1750325940 Meriden-Wallingford Anesthesia Group PC Anesthesiology Physician · Meriden, CT NPI 1073558508 Regina Paulhus Certified Registered Nurse Anesthetist · Meriden, CT NPI 1548296544
Source: CMS NPPES (public data). Snapshot 2026-07-13. Provider record last updated 2022-07-21.