Heather Thomassen, M.S.ED., NCSP
NPI 1235426511 · Early Intervention Provider Agency · Staten Island, NY
Heather Thomassen, M.S.ED., NCSP is a Early Intervention Provider Agency provider in Staten Island, NY (NPI 1235426511).
Provider details
- NPI number
- 1235426511
- Entity type
- Individual
- Primary specialty
- Early Intervention Provider AgencyAgencies
- Credential
- M.S.ED., NCSP
- Sex
- Female
- Sole proprietor
- Yes
- License
- 431254101 (NY)
Specialties & taxonomies
Agencies
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
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
- 2011-07-07
- Last updated
- 2011-07-07
Frequently asked questions
- What is Heather Thomassen's NPI number?
- Heather Thomassen's National Provider Identifier (NPI) is 1235426511, a unique 10-digit ID issued by CMS for use in standard healthcare transactions.
- What is Heather Thomassen's specialty?
- Heather Thomassen is listed in the NPPES registry with a primary specialty of Early Intervention Provider Agency (Agencies).
- Where is Heather Thomassen located?
- Heather Thomassen's practice location on file with NPPES is 905 Annadale Rd, Staten Island, NY 10312-4010.
- What is Heather Thomassen's phone number?
- The practice phone number listed in the NPPES registry for Heather Thomassen is (718) 984-5826.
- Is Heather Thomassen's NPI active?
- Yes — Heather Thomassen's NPI (1235426511) is active in the NPPES registry as of the last update on 2011-07-07.
Source: CMS NPPES Data Dissemination (June 2026). NPI Central is not affiliated with CMS. Data is provided as-is from the public registry.