Diana Kassler, M.ED., C.A.G.S.
NPI 1255631453 · Marriage & Family Therapist · North Andover, MA
Diana Kassler, M.ED., C.A.G.S. is a Marriage & Family Therapist provider in North Andover, MA (NPI 1255631453).
Provider details
- NPI number
- 1255631453
- Entity type
- Individual
- Primary specialty
- Marriage & Family TherapistBehavioral Health & Social Service Providers
- Credential
- M.ED., C.A.G.S.
- Sex
- Female
- Sole proprietor
- No
- License
- #200173-2 (MA)
Specialties & taxonomies
Behavioral Health & Social Service Providers
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
15 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
- 2010-10-22
- Last updated
- 2010-10-22
Frequently asked questions
- What is Diana Kassler's NPI number?
- Diana Kassler's National Provider Identifier (NPI) is 1255631453, a unique 10-digit ID issued by CMS for use in standard healthcare transactions.
- What is Diana Kassler's specialty?
- Diana Kassler is listed in the NPPES registry with a primary specialty of Marriage & Family Therapist (Behavioral Health & Social Service Providers).
- Where is Diana Kassler located?
- Diana Kassler's practice location on file with NPPES is 451 Andover Street, North Andover, MA 01845.
- What is Diana Kassler's phone number?
- The practice phone number listed in the NPPES registry for Diana Kassler is (978) 685-4450.
- Is Diana Kassler's NPI active?
- Yes — Diana Kassler's NPI (1255631453) is active in the NPPES registry as of the last update on 2010-10-22.
Source: CMS NPPES Data Dissemination (June 2026). NPI Central is not affiliated with CMS. Data is provided as-is from the public registry.