IndividualActive
Diane Fassak, L.I.C.S.W.
NPI 1720131212 · Clinical Social Worker · Hingham, MA
Diane Fassak, L.I.C.S.W. is a Clinical Social Worker provider in Hingham, MA (NPI 1720131212).
Provider details
- NPI number
- 1720131212
- Entity type
- Individual
- Primary specialty
- Clinical Social WorkerBehavioral Health & Social Service Providers
- Credential
- L.I.C.S.W.
- Sex
- Female
- Sole proprietor
- Yes
- License
- 105561 (MA)
Specialties & taxonomies
Behavioral Health & Social Service Providers
Profile Score
Detailed profile(90/100 index)
A profile completeness & documented-activity index — NOT a quality, outcomes, or patient-satisfaction rating.
- Registry tenure38% of score
19 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
210 Whiting St
Suite #5
Hingham, MA 02043-3724
Phone: (781) 740-1188
Fax: (508) 337-8619
Street-level locationGet directions
Mailing address
210 Whiting St
Hingham, MA 02043-3724
Registry dates
- Enumerated
- 2007-01-19
- Last updated
- 2007-07-08
Frequently asked questions
- What is Diane Fassak's NPI number?
- Diane Fassak's National Provider Identifier (NPI) is 1720131212, a unique 10-digit ID issued by CMS for use in standard healthcare transactions.
- What is Diane Fassak's specialty?
- Diane Fassak is listed in the NPPES registry with a primary specialty of Clinical Social Worker (Behavioral Health & Social Service Providers).
- Where is Diane Fassak located?
- Diane Fassak's practice location on file with NPPES is 210 Whiting St, Hingham, MA 02043-3724.
- What is Diane Fassak's phone number?
- The practice phone number listed in the NPPES registry for Diane Fassak is (781) 740-1188.
- Is Diane Fassak's NPI active?
- Yes — Diane Fassak's NPI (1720131212) is active in the NPPES registry as of the last update on 2007-07-08.
Source: CMS NPPES Data Dissemination (June 2026). NPI Central is not affiliated with CMS. Data is provided as-is from the public registry.