Danielle Siegfried, LCSW
NPI 1386317360 · Social Worker · Islip, NY
Enrolled with Medicare as Order and Referring Only - Clinical Social Worker · source: CMS PECOS Public Provider Enrollment (2026.04.01)
Danielle Siegfried, LCSW is a Social Worker provider in Islip, NY (NPI 1386317360).
Provider details
- NPI number
- 1386317360
- Entity type
- Individual
- Primary specialty
- Social WorkerBehavioral Health & Social Service Providers
- Credential
- LCSW
- Sex
- Female
- Sole proprietor
- No
- License
- 098892-01 (NY)
Specialties & taxonomies
Behavioral Health & Social Service Providers
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
4 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
- 2021-07-27
- Last updated
- 2024-12-03
- Certified
- 2024-12-03
Frequently asked questions
- What is Danielle Siegfried's NPI number?
- Danielle Siegfried's National Provider Identifier (NPI) is 1386317360, a unique 10-digit ID issued by CMS for use in standard healthcare transactions.
- What is Danielle Siegfried's specialty?
- Danielle Siegfried is listed in the NPPES registry with a primary specialty of Social Worker (Behavioral Health & Social Service Providers).
- Where is Danielle Siegfried located?
- Danielle Siegfried's practice location on file with NPPES is 65 Union Ave, Islip, NY 11751-3919.
- What is Danielle Siegfried's phone number?
- The practice phone number listed in the NPPES registry for Danielle Siegfried is (631) 335-7285.
- Does Danielle Siegfried accept Medicare?
- Danielle Siegfried is approved to bill Medicare according to CMS PECOS enrollment data (2026.04.01). Confirm current participation with the provider before scheduling.
- Is Danielle Siegfried's NPI active?
- Yes — Danielle Siegfried's NPI (1386317360) is active in the NPPES registry as of the last update on 2024-12-03.
Source: CMS NPPES Data Dissemination (June 2026). NPI Central is not affiliated with CMS. Data is provided as-is from the public registry.