Kelly Duffy-Clark
NPI 1366583783 · Clinical Social Worker · Springfield, MA
Kelly Duffy-Clark is a Clinical Social Worker provider in Springfield, MA (NPI 1366583783).
Provider details
- NPI number
- 1366583783
- Entity type
- Individual
- Primary specialty
- Clinical Social WorkerBehavioral Health & Social Service Providers
- Sex
- Female
- Sole proprietor
- No
- License
- 213181 (MA)
Specialties & taxonomies
Behavioral Health & Social Service Providers
Profile Score
A profile completeness & documented-activity index — NOT a quality, outcomes, or patient-satisfaction rating.
- Registry tenure38% of score
19 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
- 2007-02-09
- Last updated
- 2007-07-08
Frequently asked questions
- What is Kelly Duffy-Clark's NPI number?
- Kelly Duffy-Clark's National Provider Identifier (NPI) is 1366583783, a unique 10-digit ID issued by CMS for use in standard healthcare transactions.
- What is Kelly Duffy-Clark's specialty?
- Kelly Duffy-Clark is listed in the NPPES registry with a primary specialty of Clinical Social Worker (Behavioral Health & Social Service Providers).
- Where is Kelly Duffy-Clark located?
- Kelly Duffy-Clark's practice location on file with NPPES is 511 E Columbus Ave, Springfield, MA 01105-2506.
- What is Kelly Duffy-Clark's phone number?
- The practice phone number listed in the NPPES registry for Kelly Duffy-Clark is (413) 827-8959.
- Is Kelly Duffy-Clark's NPI active?
- Yes — Kelly Duffy-Clark's NPI (1366583783) is active in the NPPES registry as of the last update on 2007-07-08.
Source: CMS NPPES Data Dissemination (June 2026). NPI Central is not affiliated with CMS. Data is provided as-is from the public registry.