Samuel Kellogg, LICSW
NPI 1477028363 · School Social Worker · North Chelmsford, MA
Enrolled with Medicare as Practitioner - Clinical Social Worker · source: CMS PECOS Public Provider Enrollment (2026.04.01)
Samuel Kellogg, LICSW is a School Social Worker provider in North Chelmsford, MA (NPI 1477028363).
Provider details
- NPI number
- 1477028363
- Entity type
- Individual
- Primary specialty
- School Social WorkerBehavioral Health & Social Service Providers
- Credential
- LICSW
- Sex
- Male
- Sole proprietor
- Yes
- License
- 121488 (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
7 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
- 2018-10-08
- Last updated
- 2018-10-08
Frequently asked questions
- What is Samuel Kellogg's NPI number?
- Samuel Kellogg's National Provider Identifier (NPI) is 1477028363, a unique 10-digit ID issued by CMS for use in standard healthcare transactions.
- What is Samuel Kellogg's specialty?
- Samuel Kellogg is listed in the NPPES registry with a primary specialty of School Social Worker (Behavioral Health & Social Service Providers).
- Where is Samuel Kellogg located?
- Samuel Kellogg's practice location on file with NPPES is 25 Wellman Ave, North Chelmsford, MA 01863-1334.
- What is Samuel Kellogg's phone number?
- The practice phone number listed in the NPPES registry for Samuel Kellogg is (978) 251-4050.
- Does Samuel Kellogg accept Medicare?
- Samuel Kellogg is approved to bill Medicare according to CMS PECOS enrollment data (2026.04.01). Confirm current participation with the provider before scheduling.
- Is Samuel Kellogg's NPI active?
- Yes — Samuel Kellogg's NPI (1477028363) is active in the NPPES registry as of the last update on 2018-10-08.
Source: CMS NPPES Data Dissemination (June 2026). NPI Central is not affiliated with CMS. Data is provided as-is from the public registry.