IndividualActive
Nancy Schieffelin, MSSS
NPI 1518006279 · Clinical Social Worker · Belmont, MA
Nancy Schieffelin, MSSS is a Clinical Social Worker provider in Belmont, MA (NPI 1518006279).
Provider details
- NPI number
- 1518006279
- Entity type
- Individual
- Primary specialty
- Clinical Social WorkerBehavioral Health & Social Service Providers
- Credential
- MSSS
- Sex
- Female
- Sole proprietor
- No
- License
- 103939 (MA)
Specialties & taxonomies
Behavioral Health & Social Service Providers
Profile Score
Detailed profile(90/100 index)
A profile completeness & documented-activity index — NOT a quality, outcomes, or patient-satisfaction rating.
- Registry tenure38% of score
19 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
5b Watson Rd
Belmont, MA 02478
Phone: (617) 489-3459
Street-level locationGet directions
Mailing address
3 Dean St
Belmont, MA 02478
Registry dates
- Enumerated
- 2007-02-06
- Last updated
- 2007-07-08
Frequently asked questions
- What is Nancy Schieffelin's NPI number?
- Nancy Schieffelin's National Provider Identifier (NPI) is 1518006279, a unique 10-digit ID issued by CMS for use in standard healthcare transactions.
- What is Nancy Schieffelin's specialty?
- Nancy Schieffelin is listed in the NPPES registry with a primary specialty of Clinical Social Worker (Behavioral Health & Social Service Providers).
- Where is Nancy Schieffelin located?
- Nancy Schieffelin's practice location on file with NPPES is 5b Watson Rd, Belmont, MA 02478.
- What is Nancy Schieffelin's phone number?
- The practice phone number listed in the NPPES registry for Nancy Schieffelin is (617) 489-3459.
- Is Nancy Schieffelin's NPI active?
- Yes — Nancy Schieffelin's NPI (1518006279) is active in the NPPES registry as of the last update on 2007-07-08.
Source: CMS NPPES Data Dissemination (June 2026). NPI Central is not affiliated with CMS. Data is provided as-is from the public registry.