IndividualActive
Nathan Modafferi
NPI 1144975079 · Social Worker · Watertown, NY
Nathan Modafferi is a Social Worker provider in Watertown, NY (NPI 1144975079).
Provider details
- NPI number
- 1144975079
- Entity type
- Individual
- Primary specialty
- Social WorkerBehavioral Health & Social Service Providers
- Sex
- Male
- Sole proprietor
- No
- License
- 108730 (NY)
Specialties & taxonomies
Behavioral Health & Social Service Providers
Profile Score
Established profile(61/100 index)
A profile completeness & documented-activity index — NOT a quality, outcomes, or patient-satisfaction rating.
- Registry tenure38% of score
4 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
1704 State St
Watertown, NY 13601-3102
Phone: (315) 788-7430
Street-level locationGet directions
Mailing address
Po Box 6550
Watertown, NY 13601-6550
Registry dates
- Enumerated
- 2022-02-18
- Last updated
- 2022-02-18
- Certified
- 2022-02-10
Frequently asked questions
- What is Nathan Modafferi's NPI number?
- Nathan Modafferi's National Provider Identifier (NPI) is 1144975079, a unique 10-digit ID issued by CMS for use in standard healthcare transactions.
- What is Nathan Modafferi's specialty?
- Nathan Modafferi is listed in the NPPES registry with a primary specialty of Social Worker (Behavioral Health & Social Service Providers).
- Where is Nathan Modafferi located?
- Nathan Modafferi's practice location on file with NPPES is 1704 State St, Watertown, NY 13601-3102.
- What is Nathan Modafferi's phone number?
- The practice phone number listed in the NPPES registry for Nathan Modafferi is (315) 788-7430.
- Is Nathan Modafferi's NPI active?
- Yes — Nathan Modafferi's NPI (1144975079) is active in the NPPES registry as of the last update on 2022-02-18.
Source: CMS NPPES Data Dissemination (June 2026). NPI Central is not affiliated with CMS. Data is provided as-is from the public registry.