Brian Terhaar, MS
NPI 1497462089 · Addiction (Substance Use Disorder) Counselor · Worcester, MA
Brian Terhaar, MS is a Addiction (Substance Use Disorder) Counselor provider in Worcester, MA (NPI 1497462089).
Provider details
- NPI number
- 1497462089
- Entity type
- Individual
- Primary specialty
- Addiction (Substance Use Disorder) CounselorBehavioral Health & Social Service Providers
- Credential
- MS
- Sex
- Male
- Sole proprietor
- No
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
3 yrs in NPPES registry
- Profile completeness38% of score
83% 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
- 2022-11-02
- Last updated
- 2022-11-02
- Certified
- 2022-11-02
Frequently asked questions
- What is Brian Terhaar's NPI number?
- Brian Terhaar's National Provider Identifier (NPI) is 1497462089, a unique 10-digit ID issued by CMS for use in standard healthcare transactions.
- What is Brian Terhaar's specialty?
- Brian Terhaar is listed in the NPPES registry with a primary specialty of Addiction (Substance Use Disorder) Counselor (Behavioral Health & Social Service Providers).
- Where is Brian Terhaar located?
- Brian Terhaar's practice location on file with NPPES is 2 Brooks St, Worcester, MA 01606-1900.
- What is Brian Terhaar's phone number?
- The practice phone number listed in the NPPES registry for Brian Terhaar is (774) 272-0011.
- Is Brian Terhaar's NPI active?
- Yes — Brian Terhaar's NPI (1497462089) is active in the NPPES registry as of the last update on 2022-11-02.
Source: CMS NPPES Data Dissemination (June 2026). NPI Central is not affiliated with CMS. Data is provided as-is from the public registry.