Mary Beth Denniston, LCSW
NPI 1235143249 · Clinical Social Worker · Centerport, NY
Mary Beth Denniston, LCSW is a Clinical Social Worker provider in Centerport, NY (NPI 1235143249).
Provider details
- NPI number
- 1235143249
- Entity type
- Individual
- Primary specialty
- Clinical Social WorkerBehavioral Health & Social Service Providers
- Credential
- LCSW
- Sex
- Female
- Sole proprietor
- Yes
- License
- R024322-1 (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
- 2006-07-27
- Last updated
- 2007-07-08
Frequently asked questions
- What is Mary Beth Denniston's NPI number?
- Mary Beth Denniston's National Provider Identifier (NPI) is 1235143249, a unique 10-digit ID issued by CMS for use in standard healthcare transactions.
- What is Mary Beth Denniston's specialty?
- Mary Beth Denniston is listed in the NPPES registry with a primary specialty of Clinical Social Worker (Behavioral Health & Social Service Providers).
- Where is Mary Beth Denniston located?
- Mary Beth Denniston's practice location on file with NPPES is 410 E Main St, Centerport, NY 11721-1541.
- What is Mary Beth Denniston's phone number?
- The practice phone number listed in the NPPES registry for Mary Beth Denniston is (631) 262-0073.
- Is Mary Beth Denniston's NPI active?
- Yes — Mary Beth Denniston's NPI (1235143249) 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.