IndividualActive
Mary Knuth, L.I.C.S.W.
NPI 1619917192 · Mental Health Counselor · Boston, MA
Mary Knuth, L.I.C.S.W. is a Mental Health Counselor provider in Boston, MA (NPI 1619917192).
Provider details
- NPI number
- 1619917192
- Entity type
- Individual
- Primary specialty
- Mental Health CounselorBehavioral Health & Social Service Providers
- Credential
- L.I.C.S.W.
- Sex
- Female
- License
- 102057 (MA)
Specialties & taxonomies
Behavioral Health & Social Service Providers
Profile Score
Detailed profile(91/100 index)
A profile completeness & documented-activity index — NOT a quality, outcomes, or patient-satisfaction rating.
- Registry tenure38% of score
20 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
330 Brookline Ave
Shapiro Building 6th Floor
Boston, MA 02215-5400
Phone: (617) 754-8782
Street-level locationGet directions
Mailing address
21 Hancock St
Lexington, MA 02420-3443
Registry dates
- Enumerated
- 2006-06-06
- Last updated
- 2026-04-26
Frequently asked questions
- What is Mary Knuth's NPI number?
- Mary Knuth's National Provider Identifier (NPI) is 1619917192, a unique 10-digit ID issued by CMS for use in standard healthcare transactions.
- What is Mary Knuth's specialty?
- Mary Knuth is listed in the NPPES registry with a primary specialty of Mental Health Counselor (Behavioral Health & Social Service Providers).
- Where is Mary Knuth located?
- Mary Knuth's practice location on file with NPPES is 330 Brookline Ave, Boston, MA 02215-5400.
- What is Mary Knuth's phone number?
- The practice phone number listed in the NPPES registry for Mary Knuth is (617) 754-8782.
- Is Mary Knuth's NPI active?
- Yes — Mary Knuth's NPI (1619917192) is active in the NPPES registry as of the last update on 2026-04-26.
Source: CMS NPPES Data Dissemination (June 2026). NPI Central is not affiliated with CMS. Data is provided as-is from the public registry.