Sven Feyler, LMSW
NPI 1184912669 · Addiction (Substance Use Disorder) Counselor · Port Washington, NY
Sven Feyler, LMSW is a Addiction (Substance Use Disorder) Counselor provider in Port Washington, NY (NPI 1184912669).
Provider details
- NPI number
- 1184912669
- Entity type
- Individual
- Primary specialty
- Addiction (Substance Use Disorder) CounselorBehavioral Health & Social Service Providers
- Credential
- LMSW
- Sex
- Male
- Sole proprietor
- No
- License
- LMSW071170-1 (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
14 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
- 2011-07-18
- Last updated
- 2011-07-18
Frequently asked questions
- What is Sven Feyler's NPI number?
- Sven Feyler's National Provider Identifier (NPI) is 1184912669, a unique 10-digit ID issued by CMS for use in standard healthcare transactions.
- What is Sven Feyler's specialty?
- Sven Feyler is listed in the NPPES registry with a primary specialty of Addiction (Substance Use Disorder) Counselor (Behavioral Health & Social Service Providers).
- Where is Sven Feyler located?
- Sven Feyler's practice location on file with NPPES is 225 Main Street, Port Washington, NY 11050.
- What is Sven Feyler's phone number?
- The practice phone number listed in the NPPES registry for Sven Feyler is (516) 767-1133.
- Is Sven Feyler's NPI active?
- Yes — Sven Feyler's NPI (1184912669) is active in the NPPES registry as of the last update on 2011-07-18.
Source: CMS NPPES Data Dissemination (June 2026). NPI Central is not affiliated with CMS. Data is provided as-is from the public registry.