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

Katrina C Marquis, LCSW

Individual provider Clinical Social Worker · NPI 1598434441

Katrina C Marquis, LCSW is a Clinical Social Worker in Bangor, Maine. Qualified in 2021, 5 years ago. Practices with Groundwork Healing, LLC, a 6-clinician group and accepts Medicare assignment. Licensed in Maine.

Years since qualifying
5
Licensed in
ME
In the registry since
2021
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

12 Stillwater Ave Ste 7
Bangor, ME 04401-3984
Phone: (207) 941-0879
Fax: (207) 941-0880
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Pin is approximate — placed at the ZIP-code centre, not the exact door.

Specialties & licences

Clinical Social Worker (primary) Taxonomy 1041C0700X · Licence LC23453 (ME)

Record details

NPI number1598434441
Entity typeIndividual (Type 1)
GenderFemale
Credentials LCSW
Sole proprietorNo
NPI enumeratedSeptember 13, 2021
Last updated in NPPESMarch 12, 2025
Certification dateMarch 12, 2025

Medicare enrollment

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

Medicare specialtyCLINICAL SOCIAL WORKER
Medical schoolOTHER
Graduated 2021 (5 years in practice)
Group practice Groundwork Healing, Llc — 6 clinicians
Accepts Medicare assignment Yes — accepts the Medicare-approved amount

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