DR. JUSTIN KANER M.D.
NPI 1124493465
Internal Medicine - Hematology & Oncology in New York, NY
About Dr. Justin Kaner M.d. NPPES
Official registry information on file with the National Plan and Provider Enumeration System.
DR. JUSTIN KANER M.D. (NPI 1124493465) is an individual hematology & oncology provider in New York, New York, licensed in New York (284668) and active in the NPI registry since December 2015. He is enrolled in Medicare PECOS, is affiliated with New York-presbyterian Hospital, and is a graduate of New York Medical College (2013).
NPPES Registry Identity
Specialties & Licenses
Group Practice 1
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
Dr. Justin Kaner 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 Justin Kaner reassigns Medicare billing to 1 organization. The organization bills Medicare for the services this provider delivers there.
New York, NY 10065
- Reassigned Medicare billing, New York enrollment
- 18 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 4
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.
New York-Presbyterian Hospital
Acute Care Hospitals · New York, NYPhysician Visit Costs CMS claims · ZIP area
Typical Medicare office-visit costs in the 10065 ZIP code area, from fee-for-service claims. These are area statistics, not this provider’s prices; actual charges vary by service and coverage.
Medicare 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.
Referred Medical Equipment & Supplies CMS DME claims
Durable medical equipment, devices and supplies this provider ordered from DME suppliers for patients, from Medicare fee-for-service claims.
Other Providers at the Same Location NPPES 20
Providers registered at the same practice address, or within the immediate area, according to the NPPES registry.
NEW YORK, NY 10065
NEW YORK, NY 10065
NEW YORK, NY 10065
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 Justin Kaner's NPI number?
The NPI number for Justin Kaner is 1124493465. It was assigned to this individual provider in the NPPES registry on December 12, 2015.
Where is Justin Kaner located?
Justin Kaner practices at 525 E 68th St, New York, NY 10065. The listed phone number is (212) 746-9812.
What is Justin Kaner's specialty?
The primary specialty registered for this NPI is Internal Medicine, specializing in Hematology & Oncology, with taxonomy code 207RH0003X.
Is Justin Kaner enrolled in Medicare?
Yes. Justin Kaner 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 Justin Kaner's services?
According to the CMS Revalidation Reassignment List (October 2026 release), Justin Kaner reassigns Medicare benefits to Weill Medical College Of Cornell (New York, 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 Justin Kaner's services. Reassignment records can lag staffing changes; confirm current arrangements with the organization.
Is Justin Kaner affiliated with any hospitals?
According to CMS data, Justin Kaner is affiliated with New York-Presbyterian Hospital.
When was this NPI record last updated?
The NPPES record for Justin Kaner was last updated on July 25, 2023. NPI Profile syncs weekly with the NPPES registry data releases published by CMS. This NPI record was last updated 3 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.
# Dr. Justin Kaner, M.D. · NPI 1124493465
Hematology & Oncology physician in New York, New York. Individual provider, active in the CMS NPPES registry since December 12, 2015.
## Identity
- **NPI:** 1124493465 (Entity type: Individual)
- **Enumerated:** December 12, 2015
- **Primary specialty:** Internal Medicine - Hematology & Oncology · taxonomy 207RH0003X
- **State license:** 284668 (New York)
- **Sole proprietor:** Yes
## Practice location
- **Address:** 525 E 68TH ST, New York, NY 10065-4870
- **Phone:** (212) 746-9812
## Medicare
- **Medicare:** Enrolled (PECOS); accepts Medicare assignment
- **Ordering & referring:** eligible for Part B labs & imaging, durable medical equipment, home health, power mobility devices
- **Bills Medicare through:** Weill Medical College Of Cornell (NPI 1134422330, New York, NY), under Medicare reassignment (form CMS-855R) · CMS Revalidation Reassignment List, October 2026 release
- **Medical school:** New York Medical College, class of 2013
## Record status
- **NPPES last updated:** July 25, 2023
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Source: [NPI Profile](https://npiprofile.com/npi/1124493465) · Data from the CMS NPPES public registry.