Gianna Slack
NPI 1245863620 · Developmental Therapist · Milford, MA
Gianna Slack is a Developmental Therapist provider in Milford, MA (NPI 1245863620).
Provider details
- NPI number
- 1245863620
- 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
6 yrs in NPPES registry
- Profile completeness38% of score
83% of core fields populated
- Practice footprint23% of score
2 documented practice locations
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
Additional practice locations (1)
- 27 Myrtle StBaldwinville, MA 01436-1017Phone: (978) 490-8157
Registry dates
- Enumerated
- 2020-02-13
- Last updated
- 2020-02-13
- Certified
- 2020-02-13
Frequently asked questions
- What is Gianna Slack's NPI number?
- Gianna Slack's National Provider Identifier (NPI) is 1245863620, a unique 10-digit ID issued by CMS for use in standard healthcare transactions.
- What is Gianna Slack's specialty?
- Gianna Slack is listed in the NPPES registry with a primary specialty of Developmental Therapist (Respiratory, Developmental, Rehabilitative and Restorative Service Providers).
- Where is Gianna Slack located?
- Gianna Slack's practice location on file with NPPES is 321 Fortune Blvd, Milford, MA 01757-1750.
- What is Gianna Slack's phone number?
- The practice phone number listed in the NPPES registry for Gianna Slack is (508) 478-0207.
- Is Gianna Slack's NPI active?
- Yes — Gianna Slack's NPI (1245863620) is active in the NPPES registry as of the last update on 2020-02-13.
Source: CMS NPPES Data Dissemination (June 2026). NPI Central is not affiliated with CMS. Data is provided as-is from the public registry.