Danielle Siwek, LCSW
NPI 1659807030 · Clinical Social Worker · Philadelphia, PA
Danielle Siwek, LCSW is a Clinical Social Worker provider in Philadelphia, PA (NPI 1659807030).
Provider details
- NPI number
- 1659807030
- Entity type
- Individual
- Primary specialty
- Clinical Social WorkerBehavioral Health & Social Service Providers
- Credential
- LCSW
- Sex
- Female
- Sole proprietor
- No
- License
- CW019383 (PA)
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
9 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
- 2017-05-04
- Last updated
- 2017-05-04
Frequently asked questions
- What is Danielle Siwek's NPI number?
- Danielle Siwek's National Provider Identifier (NPI) is 1659807030, a unique 10-digit ID issued by CMS for use in standard healthcare transactions.
- What is Danielle Siwek's specialty?
- Danielle Siwek is listed in the NPPES registry with a primary specialty of Clinical Social Worker (Behavioral Health & Social Service Providers).
- Where is Danielle Siwek located?
- Danielle Siwek's practice location on file with NPPES is 255 S 17th St, Philadelphia, PA 19103-6231.
- What is Danielle Siwek's phone number?
- The practice phone number listed in the NPPES registry for Danielle Siwek is (215) 732-6308.
- Is Danielle Siwek's NPI active?
- Yes — Danielle Siwek's NPI (1659807030) is active in the NPPES registry as of the last update on 2017-05-04.
Source: CMS NPPES Data Dissemination (June 2026). NPI Central is not affiliated with CMS. Data is provided as-is from the public registry.