Madison Sleszynski, RN, IBCLC
NPI 1780410266 · Lactation Consultant (Registered Nurse) · Massapequa Park, NY
Madison Sleszynski, RN, IBCLC is a Lactation Consultant (Registered Nurse) provider in Massapequa Park, NY (NPI 1780410266).
Provider details
- NPI number
- 1780410266
- Entity type
- Individual
- Primary specialty
- Lactation Consultant (Registered Nurse)Nursing Service Providers
- Credential
- RN, IBCLC
- Sex
- Female
- Sole proprietor
- Yes
- License
- 721012 (NY)
Specialties & taxonomies
Nursing Service Providers
Profile Score
A profile completeness & documented-activity index — NOT a quality, outcomes, or patient-satisfaction rating.
- Registry tenure38% of score
1 yr 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
- 2024-09-11
- Last updated
- 2024-09-11
- Certified
- 2024-09-11
Frequently asked questions
- What is Madison Sleszynski's NPI number?
- Madison Sleszynski's National Provider Identifier (NPI) is 1780410266, a unique 10-digit ID issued by CMS for use in standard healthcare transactions.
- What is Madison Sleszynski's specialty?
- Madison Sleszynski is listed in the NPPES registry with a primary specialty of Lactation Consultant (Registered Nurse) (Nursing Service Providers).
- Where is Madison Sleszynski located?
- Madison Sleszynski's practice location on file with NPPES is 263 1st Ave, Massapequa Park, NY 11762-1848.
- What is Madison Sleszynski's phone number?
- The practice phone number listed in the NPPES registry for Madison Sleszynski is (516) 417-7775.
- Is Madison Sleszynski's NPI active?
- Yes — Madison Sleszynski's NPI (1780410266) is active in the NPPES registry as of the last update on 2024-09-11.
Source: CMS NPPES Data Dissemination (June 2026). NPI Central is not affiliated with CMS. Data is provided as-is from the public registry.