IndividualActive
Kathleen Sisti, LMSW
NPI 1144887340 · Social Worker · Smithtown, NY
Kathleen Sisti, LMSW is a Social Worker provider in Smithtown, NY (NPI 1144887340).
Provider details
- NPI number
- 1144887340
- Entity type
- Individual
- Primary specialty
- Social WorkerBehavioral Health & Social Service Providers
- Credential
- LMSW
- Sex
- Female
- Sole proprietor
- No
- License
- 084188 (NY)
Specialties & taxonomies
Behavioral Health & Social Service Providers
Profile Score
Established profile(66/100 index)
A profile completeness & documented-activity index — NOT a quality, outcomes, or patient-satisfaction rating.
- Registry tenure38% of score
7 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
811 W Jericho Tpke Ste 106e
Smithtown, NY 11787-3220
Phone: (631) 265-9850
Fax: (631) 265-9852
Street-level locationGet directions
Mailing address
811 W Jericho Tpke Ste 106e
Smithtown, NY 11787-3220
Registry dates
- Enumerated
- 2019-05-22
- Last updated
- 2019-05-22
Frequently asked questions
- What is Kathleen Sisti's NPI number?
- Kathleen Sisti's National Provider Identifier (NPI) is 1144887340, a unique 10-digit ID issued by CMS for use in standard healthcare transactions.
- What is Kathleen Sisti's specialty?
- Kathleen Sisti is listed in the NPPES registry with a primary specialty of Social Worker (Behavioral Health & Social Service Providers).
- Where is Kathleen Sisti located?
- Kathleen Sisti's practice location on file with NPPES is 811 W Jericho Tpke Ste 106e, Smithtown, NY 11787-3220.
- What is Kathleen Sisti's phone number?
- The practice phone number listed in the NPPES registry for Kathleen Sisti is (631) 265-9850.
- Is Kathleen Sisti's NPI active?
- Yes — Kathleen Sisti's NPI (1144887340) is active in the NPPES registry as of the last update on 2019-05-22.
Source: CMS NPPES Data Dissemination (June 2026). NPI Central is not affiliated with CMS. Data is provided as-is from the public registry.