ALEXANDER BUTLER M.D.
NPI 1083076053
Orthopaedic Surgery - Orthopaedic Surgery of the Spine in New York, NY
About Alexander Butler M.d. NPPES
Official registry information on file with the National Plan and Provider Enumeration System.
ALEXANDER BUTLER M.D. (NPI 1083076053) is an individual orthopaedic surgery of the spine provider in New York, New York, licensed in Illinois (036.156437) and active in the NPI registry since March 2016. He is enrolled in Medicare PECOS, is affiliated with Lenox Hill Hospital, and maintains 2 additional practice locations.
NPPES Registry Identity
Specialties & Licenses
Secondary Practice Locations 2
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
Alexander Butler M.d. 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 Reassignment
Medicare enrollment records show Alexander Butler reassigns Medicare billing to 1 organization. The organization bills Medicare for the services this provider delivers there.
New Hyde Park, NY 11040
- Reassigned Medicare billing, New York enrollment
- 9,353 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.
Areas of Expertise CMS Part B claims 15
Services this provider delivered to Medicare fee-for-service patients, from the CMS Medicare utilization data. Higher counts generally reflect more experience with a service; care delivered outside Medicare is not included.
Hospital Affiliations CMS Care Compare
Hospitals where this provider delivers care, identified from recent Medicare claims and place-of-service records.
Lenox Hill Hospital
Acute Care Hospitals · New York, NYMedicare Quality Performance CMS QPP · MIPS
Performance in the CMS Quality Payment Program: the MIPS final score across four weighted categories, and the individual quality measures reported to Medicare.
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 Alexander Butler's NPI number?
The NPI number for Alexander Butler is 1083076053. It was assigned to this individual provider in the NPPES registry on March 28, 2016.
Where is Alexander Butler located?
Alexander Butler practices at 133 East 77th Street Floor 11, New York, NY 10075. The listed phone number is (212) 434-4160.
What is Alexander Butler's specialty?
The primary specialty registered for this NPI is Orthopaedic Surgery, specializing in Orthopaedic Surgery of the Spine, with taxonomy code 207XS0117X.
Is Alexander Butler enrolled in Medicare?
Yes. Alexander Butler 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 organization bills Medicare for Alexander Butler's services?
According to the CMS Revalidation Reassignment List (October 2026 release), Alexander Butler reassigns Medicare benefits to North Shore - Lij Medical PC (New Hyde Park, NY). The 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 Alexander Butler's services. Reassignment records can lag staffing changes; confirm current arrangements with the organization.
Is Alexander Butler affiliated with any hospitals?
According to CMS data, Alexander Butler is affiliated with Lenox Hill Hospital.
When was this NPI record last updated?
The NPPES record for Alexander Butler was last updated on June 15, 2022. NPI Profile syncs weekly with the NPPES registry data releases published by CMS. This NPI record was last updated 4 years 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.