Harold Dufour, MED., LADC 1
NPI 1437515921 · Addiction (Substance Use Disorder) Counselor · Boston, MA
Harold Dufour, MED., LADC 1 is a Addiction (Substance Use Disorder) Counselor provider in Boston, MA (NPI 1437515921).
Provider details
- NPI number
- 1437515921
- Entity type
- Individual
- Primary specialty
- Addiction (Substance Use Disorder) CounselorBehavioral Health & Social Service Providers
- Credential
- MED., LADC 1
- Sex
- Male
- Sole proprietor
- Yes
- License
- 1051 (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
10 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
- 2016-01-13
- Last updated
- 2016-01-13
Frequently asked questions
- What is Harold Dufour's NPI number?
- Harold Dufour's National Provider Identifier (NPI) is 1437515921, a unique 10-digit ID issued by CMS for use in standard healthcare transactions.
- What is Harold Dufour's specialty?
- Harold Dufour is listed in the NPPES registry with a primary specialty of Addiction (Substance Use Disorder) Counselor (Behavioral Health & Social Service Providers).
- Where is Harold Dufour located?
- Harold Dufour's practice location on file with NPPES is 4 Atherstone St, Boston, MA 02124-3723.
- What is Harold Dufour's phone number?
- The practice phone number listed in the NPPES registry for Harold Dufour is (339) 235-2405.
- Is Harold Dufour's NPI active?
- Yes — Harold Dufour's NPI (1437515921) is active in the NPPES registry as of the last update on 2016-01-13.
Source: CMS NPPES Data Dissemination (June 2026). NPI Central is not affiliated with CMS. Data is provided as-is from the public registry.