Type 1 · Individual ✓ Active NPI ✓ Valid NPI checksum
Dr. John Anthony Bonadies, M.D.
Surgery Physician in Hamden, CT · enumerated 2006.
Data current as of Jul 13, 2026 · sourced from CMS NPPES
National Provider Identifier
1366471849
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Registry record
Entity type Individual (Type 1)
Name Dr. John Anthony Bonadies
Credential M.D.
Sex Male
Practice address 2200 Whitney Ave Ste 170, Hamden, CT, 06518
Phone (203) 281-7000
Fax (203) 909-6782
Enumeration date Jun 30, 2006
Last updated in NPPES May 26, 2021
Taxonomy & licenses
MD · Doctor of Medicine: A physician who completed medical school (allopathic medicine), residency training, and state licensure.
About the MD 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 John Bonadies practice?
The practice location on file with NPPES is in Hamden, CT. Providers can have multiple locations; NPPES lists the primary practice address.
What is the NPI number for John Bonadies?
The National Provider Identifier (NPI) for John Bonadies is 1366471849, a Type 1 (individual) record in the CMS NPPES registry.
Other providers at this practice address
Browse all →Source: CMS NPPES (public data). Snapshot 2026-07-13. Provider record last updated 2021-05-26.