Nancy Cassiy
NPI 1104104819 · Developmental Therapist · Danvers, MA
Nancy Cassiy is a Developmental Therapist provider in Danvers, MA (NPI 1104104819).
Provider details
- NPI number
- 1104104819
- Entity type
- Individual
- Primary specialty
- Developmental TherapistRespiratory, Developmental, Rehabilitative and Restorative Service Providers
- Sex
- Female
- Sole proprietor
- No
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
14 yrs in NPPES registry
- Profile completeness38% of score
83% 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
- 2011-07-29
- Last updated
- 2011-07-29
Frequently asked questions
- What is Nancy Cassiy's NPI number?
- Nancy Cassiy's National Provider Identifier (NPI) is 1104104819, a unique 10-digit ID issued by CMS for use in standard healthcare transactions.
- What is Nancy Cassiy's specialty?
- Nancy Cassiy is listed in the NPPES registry with a primary specialty of Developmental Therapist (Respiratory, Developmental, Rehabilitative and Restorative Service Providers).
- Where is Nancy Cassiy located?
- Nancy Cassiy's practice location on file with NPPES is 6 Southside Rd, Danvers, MA 01923-1409.
- What is Nancy Cassiy's phone number?
- The practice phone number listed in the NPPES registry for Nancy Cassiy is (978) 762-8352.
- Is Nancy Cassiy's NPI active?
- Yes — Nancy Cassiy's NPI (1104104819) is active in the NPPES registry as of the last update on 2011-07-29.
Source: CMS NPPES Data Dissemination (June 2026). NPI Central is not affiliated with CMS. Data is provided as-is from the public registry.