IndividualActive
Sophia Fox-Long, M.S.W.
NPI 1578704334 · Clinical Social Worker · Waltham, MA
Sophia Fox-Long, M.S.W. is a Clinical Social Worker provider in Waltham, MA (NPI 1578704334).
Provider details
- NPI number
- 1578704334
- Entity type
- Individual
- Primary specialty
- Clinical Social WorkerBehavioral Health & Social Service Providers
- Credential
- M.S.W.
- Sex
- Female
- Sole proprietor
- Yes
- License
- 215156 (MA)
Specialties & taxonomies
Behavioral Health & Social Service Providers
Profile Score
Detailed profile(86/100 index)
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
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
77 Rumford Ave
Waltham, MA 02453-3872
Phone: (781) 894-4307
Street-level locationGet directions
Mailing address
11 Buena Vista Park
Cambridge, MA 02140-2612
Registry dates
- Enumerated
- 2009-03-09
- Last updated
- 2009-03-09
Frequently asked questions
- What is Sophia Fox-Long's NPI number?
- Sophia Fox-Long's National Provider Identifier (NPI) is 1578704334, a unique 10-digit ID issued by CMS for use in standard healthcare transactions.
- What is Sophia Fox-Long's specialty?
- Sophia Fox-Long is listed in the NPPES registry with a primary specialty of Clinical Social Worker (Behavioral Health & Social Service Providers).
- Where is Sophia Fox-Long located?
- Sophia Fox-Long's practice location on file with NPPES is 77 Rumford Ave, Waltham, MA 02453-3872.
- What is Sophia Fox-Long's phone number?
- The practice phone number listed in the NPPES registry for Sophia Fox-Long is (781) 894-4307.
- Is Sophia Fox-Long's NPI active?
- Yes — Sophia Fox-Long's NPI (1578704334) is active in the NPPES registry as of the last update on 2009-03-09.
Source: CMS NPPES Data Dissemination (June 2026). NPI Central is not affiliated with CMS. Data is provided as-is from the public registry.