Katell Guellec, LICSW
NPI 1699070359 · Clinical Social Worker · Arlington, MA
Katell Guellec, LICSW is a Clinical Social Worker provider in Arlington, MA (NPI 1699070359).
Provider details
- NPI number
- 1699070359
- Entity type
- Individual
- Primary specialty
- Clinical Social WorkerBehavioral Health & Social Service Providers
- Credential
- LICSW
- Sex
- Female
- Sole proprietor
- Yes
- License
- 115176 (MA)
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
15 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
- 2011-01-11
- Last updated
- 2020-08-04
- Certified
- 2020-08-04
Frequently asked questions
- What is Katell Guellec's NPI number?
- Katell Guellec's National Provider Identifier (NPI) is 1699070359, a unique 10-digit ID issued by CMS for use in standard healthcare transactions.
- What is Katell Guellec's specialty?
- Katell Guellec is listed in the NPPES registry with a primary specialty of Clinical Social Worker (Behavioral Health & Social Service Providers).
- Where is Katell Guellec located?
- Katell Guellec's practice location on file with NPPES is 4 Thomas St, Arlington, MA 02474-1324.
- What is Katell Guellec's phone number?
- The practice phone number listed in the NPPES registry for Katell Guellec is (617) 221-6229.
- Is Katell Guellec's NPI active?
- Yes — Katell Guellec's NPI (1699070359) is active in the NPPES registry as of the last update on 2020-08-04.
Source: CMS NPPES Data Dissemination (June 2026). NPI Central is not affiliated with CMS. Data is provided as-is from the public registry.