IndividualActive
Cathy Siebold, DSW, LCSW
NPI 1972727675 · Clinical Social Worker · Cambridge, MA
Provider details
- NPI number
- 1972727675
- Entity type
- Individual
- Primary specialty
- Clinical Social WorkerBehavioral Health & Social Service Providers
- Credential
- DSW, LCSW
- Sex
- Female
- Sole proprietor
- Yes
- License
- PR019959-1 (NY)
Specialties & taxonomies
Behavioral Health & Social Service Providers
Profile Score
Detailed profile(94/100 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
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
246 Brattle St Apt 41
Cambridge, MA 02138-4653
Phone: (917) 209-3244
Street-level locationGet directions
Mailing address
246 Brattle St Apt 41
Cambridge, MA 02138-4653
Additional practice locations (1)
- 145 E 92nd St # 1dNew York, NY 10128-2431Phone: (917) 209-3324
Registry dates
- Enumerated
- 2007-04-12
- Last updated
- 2023-03-13
- Certified
- 2023-03-13
Source: CMS NPPES Data Dissemination (June 2026). NPI Central is not affiliated with CMS. Data is provided as-is from the public registry.