Gregory Grays-Thomas
NPI 1144676420 · Clinical Social Worker · Boston, MA
Gregory Grays-Thomas is a Clinical Social Worker provider in Boston, MA (NPI 1144676420).
Provider details
- NPI number
- 1144676420
- Entity type
- Individual
- Primary specialty
- Clinical Social WorkerBehavioral Health & Social Service Providers
- Sex
- Male
- Sole proprietor
- Yes
Specialties & taxonomies
Behavioral Health & Social Service Providers
- Case Manager/Care Coordinator171M00000X
Other Service Providers
Profile Score
A profile completeness & documented-activity index — NOT a quality, outcomes, or patient-satisfaction rating.
- Registry tenure38% of score
10 yrs in NPPES registry
- Profile completeness38% of score
83% 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
- 2016-05-05
- Last updated
- 2022-12-06
- Certified
- 2022-12-02
Frequently asked questions
- What is Gregory Grays-Thomas's NPI number?
- Gregory Grays-Thomas's National Provider Identifier (NPI) is 1144676420, a unique 10-digit ID issued by CMS for use in standard healthcare transactions.
- What is Gregory Grays-Thomas's specialty?
- Gregory Grays-Thomas is listed in the NPPES registry with a primary specialty of Clinical Social Worker (Behavioral Health & Social Service Providers).
- Where is Gregory Grays-Thomas located?
- Gregory Grays-Thomas's practice location on file with NPPES is 774 Albany St, Boston, MA 02118-3551.
- What is Gregory Grays-Thomas's phone number?
- The practice phone number listed in the NPPES registry for Gregory Grays-Thomas is (617) 534-6171.
- Is Gregory Grays-Thomas's NPI active?
- Yes — Gregory Grays-Thomas's NPI (1144676420) is active in the NPPES registry as of the last update on 2022-12-06.
Source: CMS NPPES Data Dissemination (June 2026). NPI Central is not affiliated with CMS. Data is provided as-is from the public registry.