Ryan Duffy, ATC
NPI 1780123349 · Athletic Trainer · Holtsville, NY
Ryan Duffy, ATC is a Athletic Trainer provider in Holtsville, NY (NPI 1780123349).
Provider details
- NPI number
- 1780123349
- Entity type
- Individual
- Primary specialty
- Athletic TrainerRespiratory, Developmental, Rehabilitative and Restorative Service Providers
- Credential
- ATC
- Sex
- Male
- Sole proprietor
- Yes
- License
- 0126002593 (VA)
Specialties & taxonomies
Respiratory, Developmental, Rehabilitative and Restorative Service Providers
Profile Score
A profile completeness & documented-activity index — NOT a quality, outcomes, or patient-satisfaction rating.
- Registry tenure38% of score
9 yrs in NPPES registry
- Profile completeness38% of score
100% of core fields populated
- Practice footprint23% of score
1 documented practice location
Signals a provider has no public data for (e.g. Medicare claims) are left out of the score entirely — never counted as zero — so providers without that data are not penalized. See the full formula and weights in our methodology.
Practice location
Mailing address
Registry dates
- Enumerated
- 2017-02-15
- Last updated
- 2017-02-15
Frequently asked questions
- What is Ryan Duffy's NPI number?
- Ryan Duffy's National Provider Identifier (NPI) is 1780123349, a unique 10-digit ID issued by CMS for use in standard healthcare transactions.
- What is Ryan Duffy's specialty?
- Ryan Duffy is listed in the NPPES registry with a primary specialty of Athletic Trainer (Respiratory, Developmental, Rehabilitative and Restorative Service Providers).
- Where is Ryan Duffy located?
- Ryan Duffy's practice location on file with NPPES is 5 Bayberry Ct, Holtsville, NY 11742-2523.
- What is Ryan Duffy's phone number?
- The practice phone number listed in the NPPES registry for Ryan Duffy is (631) 447-1106.
- Is Ryan Duffy's NPI active?
- Yes — Ryan Duffy's NPI (1780123349) is active in the NPPES registry as of the last update on 2017-02-15.
Source: CMS NPPES Data Dissemination (June 2026). NPI Central is not affiliated with CMS. Data is provided as-is from the public registry.