JOHN SINEUK KANG M.D.
NPI 1427459734
Internal Medicine - Nephrology in Bronx, NY
About John Sineuk Kang M.d. NPPES
Official registry information on file with the National Plan and Provider Enumeration System.
JOHN SINEUK KANG M.D. (NPI 1427459734) is an individual nephrology provider in Bronx, New York, licensed in New York (296385) and active in the NPI registry since September 2014. He is enrolled in Medicare PECOS, is affiliated with Hackensack University Medical Center, and is a graduate of Other (2011).
NPPES Registry Identity
Specialties & Licenses 2
Accepted Insurance
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
John Sineuk Kang 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 Reassignments
3Medicare enrollment records show John Kang reassigns Medicare billing to 3 organizations. Each organization bills Medicare for the services this provider delivers there; the nearest is listed first.
Englewood Cliffs, NJ 07632
- Reassigned Medicare billing, New Jersey enrollment
- 155 clinicians in this Medicare group
Fort Lee, NJ 07024
- Reassigned Medicare billing, New Jersey enrollment
- 6 clinicians in this Medicare group
Fort Lee, NJ 07024
- Reassigned Medicare billing, New Jersey enrollment
- Medicare enrollment name: Jk Nephrology And Hypertenson LLC
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 33
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 3
Hospitals where this provider delivers care, identified from recent Medicare claims and place-of-service records.
Hackensack University Medical Center
Acute Care Hospitals · Hackensack, NJHoly Name Medical Center
Acute Care Hospitals · Teaneck, NJEnglewood Hospital And Medical Center
Acute Care Hospitals · Englewood, NJPhysician Visit Costs CMS claims · ZIP area
Typical Medicare office-visit costs in the 10466 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 5
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.
BRONX, NY 10466
BRONX, NY 10466
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 John Kang's NPI number?
The NPI number for John Kang is 1427459734. It was assigned to this individual provider in the NPPES registry on September 7, 2014.
Where is John Kang located?
John Kang practices at 600 E 233rd St, Bronx, NY 10466. The listed phone number is (718) 920-9880.
What is John Kang's specialty?
The primary specialty registered for this NPI is Internal Medicine, specializing in Nephrology, with taxonomy code 207RN0300X.
Is John Kang enrolled in Medicare?
Yes. John Kang 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 John Kang's services?
According to the CMS Revalidation Reassignment List (October 2026 release), John Kang reassigns Medicare benefits to 3 organizations: Hudson MD Group (Englewood Cliffs, NJ), Christian Kim MD, PC (Fort Lee, NJ) and Jk Nephrology And Hypertension LLC (Fort Lee, NJ). 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 John Kang's services. Reassignment records can lag staffing changes; confirm current arrangements with the organization.
What insurance does John Kang accept?
Health plans from Ambetter Health, Ambetter Health of Delaware and Oscar Health list John Kang as in-network in at least one marketplace plan. Coverage varies by plan and year; verify with the insurer or the provider before a visit.
Is John Kang affiliated with any hospitals?
According to CMS data, John Kang is affiliated with Hackensack University Medical Center, Holy Name Medical Center and Englewood Hospital And Medical Center.
When was this NPI record last updated?
The NPPES record for John Kang was last updated on June 1, 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.