Hope Demertzis, M.S.W., P.D.
NPI 1568681047 · Clinical Social Worker · Williston Park, NY
Hope Demertzis, M.S.W., P.D. is a Clinical Social Worker provider in Williston Park, NY (NPI 1568681047).
Provider details
- NPI number
- 1568681047
- Entity type
- Individual
- Primary specialty
- Clinical Social WorkerBehavioral Health & Social Service Providers
- Credential
- M.S.W., P.D.
- Sex
- Female
- Sole proprietor
- Yes
- License
- PR041648-1 (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
19 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
- 2007-04-24
- Last updated
- 2007-07-08
Frequently asked questions
- What is Hope Demertzis's NPI number?
- Hope Demertzis's National Provider Identifier (NPI) is 1568681047, a unique 10-digit ID issued by CMS for use in standard healthcare transactions.
- What is Hope Demertzis's specialty?
- Hope Demertzis is listed in the NPPES registry with a primary specialty of Clinical Social Worker (Behavioral Health & Social Service Providers).
- Where is Hope Demertzis located?
- Hope Demertzis's practice location on file with NPPES is 101 Hillside Ave, Williston Park, NY 11596-2347.
- What is Hope Demertzis's phone number?
- The practice phone number listed in the NPPES registry for Hope Demertzis is (516) 582-4673.
- Is Hope Demertzis's NPI active?
- Yes — Hope Demertzis's NPI (1568681047) is active in the NPPES registry as of the last update on 2007-07-08.
Source: CMS NPPES Data Dissemination (June 2026). NPI Central is not affiliated with CMS. Data is provided as-is from the public registry.