Siobhan Dannacker, LCSW
NPI 1467691253 · Clinical Social Worker · New York, NY
Siobhan Dannacker, LCSW is a Clinical Social Worker provider in New York, NY (NPI 1467691253).
Provider details
- NPI number
- 1467691253
- Entity type
- Individual
- Primary specialty
- Clinical Social WorkerBehavioral Health & Social Service Providers
- Credential
- LCSW
- Sex
- Female
- Sole proprietor
- No
- License
- 070036 (NY)
Specialties & taxonomies
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
17 yrs in NPPES registry
- Profile completeness38% of score
100% 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)
- 9729 64th RdRego Park, NY 11374-2240Phone: (718) 896-3400Fax: (718) 459-5621
Registry dates
- Enumerated
- 2009-02-18
- Last updated
- 2018-03-17
Frequently asked questions
- What is Siobhan Dannacker's NPI number?
- Siobhan Dannacker's National Provider Identifier (NPI) is 1467691253, a unique 10-digit ID issued by CMS for use in standard healthcare transactions.
- What is Siobhan Dannacker's specialty?
- Siobhan Dannacker is listed in the NPPES registry with a primary specialty of Clinical Social Worker (Behavioral Health & Social Service Providers).
- Where is Siobhan Dannacker located?
- Siobhan Dannacker's practice location on file with NPPES is 423 E 23rd St, New York, NY 10010-5011.
- What is Siobhan Dannacker's phone number?
- The practice phone number listed in the NPPES registry for Siobhan Dannacker is (212) 686-7500.
- Is Siobhan Dannacker's NPI active?
- Yes — Siobhan Dannacker's NPI (1467691253) is active in the NPPES registry as of the last update on 2018-03-17.
Source: CMS NPPES Data Dissemination (June 2026). NPI Central is not affiliated with CMS. Data is provided as-is from the public registry.