IndividualActive
Breana Marchwinski, LCSW
NPI 1659983468 · Social Worker · Boston, MA
Breana Marchwinski, LCSW is a Social Worker provider in Boston, MA (NPI 1659983468).
Provider details
- NPI number
- 1659983468
- Entity type
- Individual
- Primary specialty
- Social WorkerBehavioral Health & Social Service Providers
- Credential
- LCSW
- Sex
- Female
- Sole proprietor
- No
- License
- 226030 (MA)
Specialties & taxonomies
Behavioral Health & Social Service Providers
Profile Score
Established profile(64/100 index)
A profile completeness & documented-activity index — NOT a quality, outcomes, or patient-satisfaction rating.
- Registry tenure38% of score
5 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
333 Longwood Ave Fl 6
Boston, MA 02115-5711
Phone: (617) 355-7181
Street-level locationGet directions
Mailing address
300 Longwood Ave
Boston, MA 02115
Registry dates
- Enumerated
- 2020-08-21
- Last updated
- 2020-09-14
- Certified
- 2020-09-14
Frequently asked questions
- What is Breana Marchwinski's NPI number?
- Breana Marchwinski's National Provider Identifier (NPI) is 1659983468, a unique 10-digit ID issued by CMS for use in standard healthcare transactions.
- What is Breana Marchwinski's specialty?
- Breana Marchwinski is listed in the NPPES registry with a primary specialty of Social Worker (Behavioral Health & Social Service Providers).
- Where is Breana Marchwinski located?
- Breana Marchwinski's practice location on file with NPPES is 333 Longwood Ave Fl 6, Boston, MA 02115-5711.
- What is Breana Marchwinski's phone number?
- The practice phone number listed in the NPPES registry for Breana Marchwinski is (617) 355-7181.
- Is Breana Marchwinski's NPI active?
- Yes — Breana Marchwinski's NPI (1659983468) is active in the NPPES registry as of the last update on 2020-09-14.
Source: CMS NPPES Data Dissemination (June 2026). NPI Central is not affiliated with CMS. Data is provided as-is from the public registry.