IndividualActive
Muireann Phelan, LMSW
NPI 1659843894 · Social Worker · Sea Cliff, NY
Muireann Phelan, LMSW is a Social Worker provider in Sea Cliff, NY (NPI 1659843894).
Provider details
- NPI number
- 1659843894
- Entity type
- Individual
- Primary specialty
- Social WorkerBehavioral Health & Social Service Providers
- Credential
- LMSW
- Sex
- Female
- Sole proprietor
- Yes
- License
- 102229-1 (NY)
Specialties & taxonomies
Behavioral Health & Social Service Providers
Profile Score
Established profile(67/100 index)
A profile completeness & documented-activity index — NOT a quality, outcomes, or patient-satisfaction rating.
- Registry tenure38% of score
7 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
Park and Downing Avenues
Sea Cliff, NY 11579
Phone: (516) 629-8128
Street-level locationGet directions
Mailing address
12 Plymouth Ave
Mineola, NY 11501-3424
Registry dates
- Enumerated
- 2018-12-28
- Last updated
- 2018-12-28
Frequently asked questions
- What is Muireann Phelan's NPI number?
- Muireann Phelan's National Provider Identifier (NPI) is 1659843894, a unique 10-digit ID issued by CMS for use in standard healthcare transactions.
- What is Muireann Phelan's specialty?
- Muireann Phelan is listed in the NPPES registry with a primary specialty of Social Worker (Behavioral Health & Social Service Providers).
- Where is Muireann Phelan located?
- Muireann Phelan's practice location on file with NPPES is Park and Downing Avenues, Sea Cliff, NY 11579.
- What is Muireann Phelan's phone number?
- The practice phone number listed in the NPPES registry for Muireann Phelan is (516) 629-8128.
- Is Muireann Phelan's NPI active?
- Yes — Muireann Phelan's NPI (1659843894) is active in the NPPES registry as of the last update on 2018-12-28.
Source: CMS NPPES Data Dissemination (June 2026). NPI Central is not affiliated with CMS. Data is provided as-is from the public registry.