Type 1 · Individual ✓ Active NPI ✓ Valid NPI checksum Sole proprietor

Mr. Christopher Stephen Troyanos, ATC

Athletic Trainer in Norfolk, MA · enumerated 2007.

Data current as of Jul 13, 2026 · sourced from CMS NPPES

National Provider Identifier

1336284066

Verified

See something wrong? Report a correction

Registry record

Entity type Individual (Type 1)

Name Mr. Christopher Stephen Troyanos

Credential ATC

Sex Male

Practice address Norfolk, MA, 02056

Phone (508) 384-7763

Enumeration date Feb 20, 2007

Last updated in NPPES Jul 8, 2007

Street address withheld: NPPES sole-proprietor addresses can be home addresses. See our data policy.

Taxonomy & licenses

2255A2300X Athletic Trainer Respiratory, Developmental, Rehabilitative and Restorative Service Providers · License 117 (MA) 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.

Read the full guide → Validate an NPI →

Frequently asked questions

What is the NPI number for Christopher Troyanos?

The National Provider Identifier (NPI) for Christopher Troyanos is 1336284066, a Type 1 (individual) record in the CMS NPPES registry.

Where does Christopher Troyanos practice?

The practice location on file with NPPES is in Norfolk, MA. Providers can have multiple locations; NPPES lists the primary practice address.

Source: CMS NPPES (public data). Snapshot 2026-07-13. Provider record last updated 2007-07-08.