Sydney Mansfield, LCSW
NPI 1821887076 · Clinical Social Worker · Arlington, MA
Sydney Mansfield, LCSW is a Clinical Social Worker provider in Arlington, MA (NPI 1821887076).
Provider details
- NPI number
- 1821887076
- Entity type
- Individual
- Primary specialty
- Clinical Social WorkerBehavioral Health & Social Service Providers
- Credential
- LCSW
- Sex
- Female
- Sole proprietor
- No
- License
- 228279 (MA)
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
1 yr 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
- 2025-05-05
- Last updated
- 2025-05-05
- Certified
- 2025-05-05
Frequently asked questions
- What is Sydney Mansfield's NPI number?
- Sydney Mansfield's National Provider Identifier (NPI) is 1821887076, a unique 10-digit ID issued by CMS for use in standard healthcare transactions.
- What is Sydney Mansfield's specialty?
- Sydney Mansfield is listed in the NPPES registry with a primary specialty of Clinical Social Worker (Behavioral Health & Social Service Providers).
- Where is Sydney Mansfield located?
- Sydney Mansfield's practice location on file with NPPES is 869 Massachusetts Ave, Arlington, MA 02476-4701.
- What is Sydney Mansfield's phone number?
- The practice phone number listed in the NPPES registry for Sydney Mansfield is (781) 316-3606.
- Is Sydney Mansfield's NPI active?
- Yes — Sydney Mansfield's NPI (1821887076) is active in the NPPES registry as of the last update on 2025-05-05.
Source: CMS NPPES Data Dissemination (June 2026). NPI Central is not affiliated with CMS. Data is provided as-is from the public registry.