LEAH OLIFF
NPI 1639021629
Physical Therapist in Great Neck, NY
About Leah Oliff NPPES
Official registry information on file with the National Plan and Provider Enumeration System.
LEAH OLIFF (NPI 1639021629) is an individual physical therapist in Great Neck, New York, licensed in New York (055567) and active in the NPI registry since February 2026. The provider is a graduate of Other (2025).
NPPES Registry Identity
Specialties & Licenses
- Diagnose and manage movement dysfunction and enhance physical and functional abilities.
- Restore, maintain, and promote not only optimal physical function but optimal wellness and fitness and optimal quality of life as it relates to movement and health.
- Prevent the onset, symptoms, and progression of impairments, functional limitations, and disabilities that may result from diseases, disorders, conditions, or injuries.
- Treat conditions of the musculoskeletal, neuromuscular, cardiovascular, pulmonary, and/or integumentary systems.
- Address the negative effects attributable to unique personal and environmental factors as they relate to human performance.
Medicare Participation & PECOS CMS
Medicare enrollment, assignment, billing reassignment, and ordering and referring status from CMS.
Medicare Enrollment Status
Enrolled in Medicare and accepts Medicare assignment
Leah Oliff is registered in PECOS and agrees to accept the Medicare-approved amount as full payment. Medicare patients are not billed beyond the standard deductible and coinsurance.
Medicare Billing Reassignments
3Medicare enrollment records show Leah Oliff reassigns Medicare billing to 3 organizations. Each organization bills Medicare for the services this provider delivers there; the nearest is listed first.
Great Neck, NY 11021
- Reassigned Medicare billing, New York enrollment
- 232 clinicians in this Medicare group
Great Neck, NY 11021
- Reassigned Medicare billing, New York enrollment
- Medicare enrollment name: Outreach Physical And Occupational Therapy & Speech Rehabilitation, Pl
- 161 clinicians in this Medicare group
Pearl River, NY 10965
- Reassigned Medicare billing, New York enrollment
- 276 clinicians in this Medicare group
Source: CMS Revalidation Reassignment List, October 2026 release. Reassignment records can lag staffing changes; confirm a current affiliation with the organization.
Physician Visit Costs CMS claims · ZIP area
Typical Medicare office-visit costs in the 11021 ZIP code area, from fee-for-service claims. These are area statistics, not this provider’s prices; actual charges vary by service and coverage.
Frequently Asked Questions NPPES & CMS
Common questions about this NPI record, answered from the official NPPES registry and CMS datasets shown on this page.
What is Leah Oliff's NPI number?
The NPI number for Leah Oliff is 1639021629. It was assigned to this individual provider in the NPPES registry on February 11, 2026.
Where is Leah Oliff located?
Leah Oliff practices at 475 Northern Blvd Ste 37, Great Neck, NY 11021. The listed phone number is (516) 829-0030.
What is Leah Oliff's specialty?
The primary specialty registered for this NPI is Physical Therapist with taxonomy code 225100000X.
Is Leah Oliff enrolled in Medicare?
Yes. Leah Oliff is registered in the Medicare PECOS system and accepts Medicare assignment, which means accepting the Medicare-approved amount as payment in full for covered services.
Which organizations bill Medicare for Leah Oliff's services?
According to the CMS Revalidation Reassignment List (October 2026 release), Leah Oliff reassigns Medicare benefits to 3 organizations: Reddy Care Physical Therapy PC (Great Neck, NY), Outreach Physical And Occupational Therapy & Speech Rehabilitation, PLLC (Great Neck, NY) and New York Luna Care Physical Therapy PLLC (Pearl River, NY). Each reassignment is filed with Medicare on form CMS-855R, signed by both the clinician and the organization, and lets the organization bill Medicare and receive payment for Leah Oliff's services. Reassignment records can lag staffing changes; confirm current arrangements with the organization.
When was this NPI record last updated?
The NPPES record for Leah Oliff was last updated on February 11, 2026. NPI Profile syncs weekly with the NPPES registry data releases published by CMS. This NPI record was last updated 8 months ago. If this record has changed at CMS more recently, you can request an on-demand re-check against the live CMS registry, directly from this page.