William Farrell
NPI 1831632009 · Addiction (Substance Use Disorder) Counselor · New Hyde Park, NY
William Farrell is a Addiction (Substance Use Disorder) Counselor provider in New Hyde Park, NY (NPI 1831632009).
Provider details
- NPI number
- 1831632009
- Entity type
- Individual
- Primary specialty
- Addiction (Substance Use Disorder) CounselorBehavioral Health & Social Service Providers
- Sex
- Male
- Sole proprietor
- No
- License
- 29354 (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
9 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
- 2016-11-21
- Last updated
- 2016-11-21
Frequently asked questions
- What is William Farrell's NPI number?
- William Farrell's National Provider Identifier (NPI) is 1831632009, a unique 10-digit ID issued by CMS for use in standard healthcare transactions.
- What is William Farrell's specialty?
- William Farrell is listed in the NPPES registry with a primary specialty of Addiction (Substance Use Disorder) Counselor (Behavioral Health & Social Service Providers).
- Where is William Farrell located?
- William Farrell's practice location on file with NPPES is 1005 Terrace Blvd, New Hyde Park, NY 11040-3924.
- What is William Farrell's phone number?
- The practice phone number listed in the NPPES registry for William Farrell is (516) 655-2923.
- Is William Farrell's NPI active?
- Yes — William Farrell's NPI (1831632009) is active in the NPPES registry as of the last update on 2016-11-21.
Source: CMS NPPES Data Dissemination (June 2026). NPI Central is not affiliated with CMS. Data is provided as-is from the public registry.