IndividualActive
Rena Semertzidis, LMSW
NPI 1063921344 · Social Worker · Baldwin, NY
Rena Semertzidis, LMSW is a Social Worker provider in Baldwin, NY (NPI 1063921344).
Provider details
- NPI number
- 1063921344
- Entity type
- Individual
- Primary specialty
- Social WorkerBehavioral Health & Social Service Providers
- Credential
- LMSW
- Sex
- Female
- Sole proprietor
- Yes
- License
- 101730 (NY)
Specialties & taxonomies
Behavioral Health & Social Service Providers
Profile Score
Established profile(69/100 index)
A profile completeness & documented-activity index — NOT a quality, outcomes, or patient-satisfaction rating.
- Registry tenure38% of score
8 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
2277 Grand Avenue
Baldwin, NY 11510
Phone: (516) 377-5400
Fax: (516) 377-5490
Street-level locationGet directions
Mailing address
2277 Grand Ave
Baldwin, NY 11510-3148
Registry dates
- Enumerated
- 2017-09-29
- Last updated
- 2022-07-21
Frequently asked questions
- What is Rena Semertzidis's NPI number?
- Rena Semertzidis's National Provider Identifier (NPI) is 1063921344, a unique 10-digit ID issued by CMS for use in standard healthcare transactions.
- What is Rena Semertzidis's specialty?
- Rena Semertzidis is listed in the NPPES registry with a primary specialty of Social Worker (Behavioral Health & Social Service Providers).
- Where is Rena Semertzidis located?
- Rena Semertzidis's practice location on file with NPPES is 2277 Grand Avenue, Baldwin, NY 11510.
- What is Rena Semertzidis's phone number?
- The practice phone number listed in the NPPES registry for Rena Semertzidis is (516) 377-5400.
- Is Rena Semertzidis's NPI active?
- Yes — Rena Semertzidis's NPI (1063921344) is active in the NPPES registry as of the last update on 2022-07-21.
Source: CMS NPPES Data Dissemination (June 2026). NPI Central is not affiliated with CMS. Data is provided as-is from the public registry.