Gwendolen Leible Arnzen, L-M.H.C.
NPI 1073792537 · Mental Health Counselor · Southampton, NY
Gwendolen Leible Arnzen, L-M.H.C. is a Mental Health Counselor provider in Southampton, NY (NPI 1073792537).
Provider details
- NPI number
- 1073792537
- Entity type
- Individual
- Primary specialty
- Mental Health CounselorBehavioral Health & Social Service Providers
- Credential
- L-M.H.C.
- Sex
- Female
- Sole proprietor
- Yes
- License
- 001375 (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
18 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
- 2007-10-31
- Last updated
- 2007-10-31
Frequently asked questions
- What is Gwendolen Leible Arnzen's NPI number?
- Gwendolen Leible Arnzen's National Provider Identifier (NPI) is 1073792537, a unique 10-digit ID issued by CMS for use in standard healthcare transactions.
- What is Gwendolen Leible Arnzen's specialty?
- Gwendolen Leible Arnzen is listed in the NPPES registry with a primary specialty of Mental Health Counselor (Behavioral Health & Social Service Providers).
- Where is Gwendolen Leible Arnzen located?
- Gwendolen Leible Arnzen's practice location on file with NPPES is 46 Main St, Southampton, NY 11968-4864.
- What is Gwendolen Leible Arnzen's phone number?
- The practice phone number listed in the NPPES registry for Gwendolen Leible Arnzen is (631) 786-2566.
- Is Gwendolen Leible Arnzen's NPI active?
- Yes — Gwendolen Leible Arnzen's NPI (1073792537) is active in the NPPES registry as of the last update on 2007-10-31.
Source: CMS NPPES Data Dissemination (June 2026). NPI Central is not affiliated with CMS. Data is provided as-is from the public registry.