IndividualActive
Arnold Horowitz, LICSW
NPI 1205919552 · Clinical Social Worker · Waltham, MA
Arnold Horowitz, LICSW is a Clinical Social Worker provider in Waltham, MA (NPI 1205919552).
Provider details
- NPI number
- 1205919552
- Entity type
- Individual
- Primary specialty
- Clinical Social WorkerBehavioral Health & Social Service Providers
- Credential
- LICSW
- Sex
- Male
- Sole proprietor
- No
- License
- 103112 (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
169 Elm St
Waltham, MA 02453-5356
Phone: (781) 894-8440
Fax: (781) 894-1202
Street-level locationGet directions
Mailing address
2 Westgate Rd
Framingham, MA 01701-8836
Registry dates
- Enumerated
- 2006-10-23
- Last updated
- 2007-07-08
Frequently asked questions
- What is Arnold Horowitz's NPI number?
- Arnold Horowitz's National Provider Identifier (NPI) is 1205919552, a unique 10-digit ID issued by CMS for use in standard healthcare transactions.
- What is Arnold Horowitz's specialty?
- Arnold Horowitz is listed in the NPPES registry with a primary specialty of Clinical Social Worker (Behavioral Health & Social Service Providers).
- Where is Arnold Horowitz located?
- Arnold Horowitz's practice location on file with NPPES is 169 Elm St, Waltham, MA 02453-5356.
- What is Arnold Horowitz's phone number?
- The practice phone number listed in the NPPES registry for Arnold Horowitz is (781) 894-8440.
- Is Arnold Horowitz's NPI active?
- Yes — Arnold Horowitz's NPI (1205919552) 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.