Nina Ythier Lcsw PC in Ossining, NY
This organization bills under NPI 1477210284, an organization record issued on Nov 29, 2021 with the primary taxonomy Social Worker. Each clinician who works there has their own NPI and license.
Organization recordNPPES, Aug 2026
1477210284
- Legal name
- Nina Ythier Lcsw PC
- Entity
- Type 2 · organization
- Primary taxonomy
- Social Worker 104100000X
- Practice location
- 17 DERBY LN, Ossining, NY 10562
- Phone
- 914-297-9998
- Enumerated
- Nov 29, 2021
- Record updated
- Apr 8, 2026
- Authorized official
- Owner (title as filed)
1 clinician CMS lists with Nina Ythier Lcsw in Ossining
- Michael Espinoza, LMHCMental Health Counselor1568184653
Source: CMS Doctors and Clinicians group affiliations, matched by practice name and city.
Checking an organization
- Confirm the business with the New York secretary of state.
- Check the HHS-OIG exclusion list for the organization.
- Verify each clinician on their own record and the state license search.
Common questions
Is an organization NPI a license?
No. An NPI identifies who bills. Facilities and the clinicians who work there are licensed separately by the state.
Source: CMS National Plan and Provider Enumeration System (NPPES), monthly file of Aug 9, 2026 (NPPES files on CMS.gov). An NPI identifies who bills; it is not a license.