Margaret Waller, LICSW,PHD
NPI 1568659688 · Mental Health Counselor · Brookline, MA
Margaret Waller, LICSW,PHD is a Mental Health Counselor provider in Brookline, MA (NPI 1568659688).
Provider details
- NPI number
- 1568659688
- Entity type
- Individual
- Primary specialty
- Mental Health CounselorBehavioral Health & Social Service Providers
- Credential
- LICSW,PHD
- Sex
- Female
- Sole proprietor
- Yes
- License
- 101308 (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
18 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
- 2007-10-02
- Last updated
- 2007-10-02
Frequently asked questions
- What is Margaret Waller's NPI number?
- Margaret Waller's National Provider Identifier (NPI) is 1568659688, a unique 10-digit ID issued by CMS for use in standard healthcare transactions.
- What is Margaret Waller's specialty?
- Margaret Waller is listed in the NPPES registry with a primary specialty of Mental Health Counselor (Behavioral Health & Social Service Providers).
- Where is Margaret Waller located?
- Margaret Waller's practice location on file with NPPES is 23 Searle Ave, Brookline, MA 02445-6805.
- What is Margaret Waller's phone number?
- The practice phone number listed in the NPPES registry for Margaret Waller is (617) 734-7923.
- Is Margaret Waller's NPI active?
- Yes — Margaret Waller's NPI (1568659688) is active in the NPPES registry as of the last update on 2007-10-02.
Source: CMS NPPES Data Dissemination (June 2026). NPI Central is not affiliated with CMS. Data is provided as-is from the public registry.