Leeann Diedrick, LCSW
NPI 1063451599 · Clinical Social Worker · Hicksville, NY
Enrolled with Medicare as Practitioner - Clinical Social Worker · source: CMS PECOS Public Provider Enrollment (2026.04.01)
Leeann Diedrick, LCSW is a Clinical Social Worker provider in Hicksville, NY (NPI 1063451599).
Provider details
- NPI number
- 1063451599
- Entity type
- Individual
- Primary specialty
- Clinical Social WorkerBehavioral Health & Social Service Providers
- Credential
- LCSW
- Sex
- Female
- Sole proprietor
- No
- License
- 073395-1 (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
20 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
- 2006-06-06
- Last updated
- 2016-05-03
Frequently asked questions
- What is Leeann Diedrick's NPI number?
- Leeann Diedrick's National Provider Identifier (NPI) is 1063451599, a unique 10-digit ID issued by CMS for use in standard healthcare transactions.
- What is Leeann Diedrick's specialty?
- Leeann Diedrick is listed in the NPPES registry with a primary specialty of Clinical Social Worker (Behavioral Health & Social Service Providers).
- Where is Leeann Diedrick located?
- Leeann Diedrick's practice location on file with NPPES is 950 S Oyster Bay Rd, Hicksville, NY 11801-3510.
- What is Leeann Diedrick's phone number?
- The practice phone number listed in the NPPES registry for Leeann Diedrick is (516) 822-6111.
- Does Leeann Diedrick accept Medicare?
- Leeann Diedrick is approved to bill Medicare according to CMS PECOS enrollment data (2026.04.01). Confirm current participation with the provider before scheduling.
- Is Leeann Diedrick's NPI active?
- Yes — Leeann Diedrick's NPI (1063451599) is active in the NPPES registry as of the last update on 2016-05-03.
Source: CMS NPPES Data Dissemination (June 2026). NPI Central is not affiliated with CMS. Data is provided as-is from the public registry.