Diane Brewer, CASAC
NPI 1730602673 · Addiction (Substance Use Disorder) Counselor · Riverhead, NY
Diane Brewer, CASAC is a Addiction (Substance Use Disorder) Counselor provider in Riverhead, NY (NPI 1730602673).
Provider details
- NPI number
- 1730602673
- Entity type
- Individual
- Primary specialty
- Addiction (Substance Use Disorder) CounselorBehavioral Health & Social Service Providers
- Credential
- CASAC
- Sex
- Female
- Sole proprietor
- No
- License
- 20093 (NY)
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
8 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
- 2017-07-24
- Last updated
- 2017-07-24
Frequently asked questions
- What is Diane Brewer's NPI number?
- Diane Brewer's National Provider Identifier (NPI) is 1730602673, a unique 10-digit ID issued by CMS for use in standard healthcare transactions.
- What is Diane Brewer's specialty?
- Diane Brewer is listed in the NPPES registry with a primary specialty of Addiction (Substance Use Disorder) Counselor (Behavioral Health & Social Service Providers).
- Where is Diane Brewer located?
- Diane Brewer's practice location on file with NPPES is 212 W Main St, Riverhead, NY 11901-2841.
- What is Diane Brewer's phone number?
- The practice phone number listed in the NPPES registry for Diane Brewer is (631) 369-7800.
- Is Diane Brewer's NPI active?
- Yes — Diane Brewer's NPI (1730602673) is active in the NPPES registry as of the last update on 2017-07-24.
Source: CMS NPPES Data Dissemination (June 2026). NPI Central is not affiliated with CMS. Data is provided as-is from the public registry.