Provider records sourced from NPPES (CMS National Plan & Provider Enumeration System). Data current as of August 10, 2026.
NPIDirectory

Samuel Kellogg, LCSW

Individual provider Clinical Social Worker · NPI 1477028363

Samuel Kellogg, LCSW is a Clinical Social Worker in North Chelmsford, Massachusetts. Qualified in 2014, 12 years ago. Practices with Valera Medical PC, a 161-clinician group, works from 2 locations and accepts Medicare assignment. Licensed in New York.

Years since qualifying
12
Licensed in
NY
In the registry since
2018
What do these letters mean?
LCSW — Licensed Clinical Social Worker
A social worker licensed to diagnose and treat mental health conditions independently.

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Practice location Address checks out

25 Wellman Ave
North Chelmsford, MA 01863-1334
Phone: (978) 251-4050
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Pin is approximate — placed at the ZIP-code centre, not the exact door.

Additional practice locations (1)

  • 134 N 4th St, Brooklyn, NY 11249-3296 — (646) 450-7748

Specialties & licences

Clinical Social Worker (primary) Taxonomy 1041C0700X · Licence 093682 (NY)

Record details

NPI number1477028363
Entity typeIndividual (Type 1)
GenderMale
Credentials LCSW
Sole proprietorYes
NPI enumeratedOctober 8, 2018
Last updated in NPPESJune 8, 2026
Certification dateJune 8, 2026
Mailing address200 Swanton St Apt 320, Winchester, MA 01890-4316

Medicare enrollment

From the CMS Doctors & Clinicians file — this clinician is enrolled in Medicare.

Medicare specialtyCLINICAL SOCIAL WORKER
Medical schoolOTHER
Graduated 2014 (12 years in practice)
Group practice Valera Medical Pc — 161 clinicians
Accepts Medicare assignment Yes — accepts the Medicare-approved amount

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