MR. CHRISTOPHER KONFIRST M.D.
NPI 1871029538
Radiology - Diagnostic Radiology in New York, NY
About Mr. Christopher Konfirst M.d. NPPES
Official registry information on file with the National Plan and Provider Enumeration System.
MR. CHRISTOPHER KONFIRST M.D. (NPI 1871029538) is an individual diagnostic radiology provider in New York, New York, licensed in New York (322566) and active in the NPI registry since May 2017. He is enrolled in Medicare PECOS, is affiliated with North Shore University Hospital, and maintains a secondary practice location in Riverside.
NPPES Registry Identity
Specialties & Licenses
Secondary Practice Location 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
Mr. Christopher Konfirst 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
2Medicare enrollment records show Christopher Konfirst reassigns Medicare billing to 2 organizations. Each organization bills Medicare for the services this provider delivers there; the nearest is listed first.
New Hyde Park, NY 11040
- Reassigned Medicare billing, New York enrollment
- 9,353 clinicians in this Medicare group
Seaford, NY 11783
- Reassigned Medicare billing, New York enrollment
- 391 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 40
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 5
Hospitals where this provider delivers care, identified from recent Medicare claims and place-of-service records.
North Shore University Hospital
Acute Care Hospitals · Manhasset, NYLenox Hill Hospital
Acute Care Hospitals · New York, NYNorthern Westchester Hospital
Acute Care Hospitals · Mount Kisco, NYLong Island Jewish Medical Center
Acute Care Hospitals · New Hyde Park, NYPhelps Hospital
Acute Care Hospitals · Sleepy Hollow, NYPhysician Visit Costs CMS claims · ZIP area
Typical Medicare office-visit costs in the 10021 ZIP code area, from fee-for-service claims. These are area statistics, not this provider’s prices; actual charges vary by service and coverage.
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 10021
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 Christopher Konfirst's NPI number?
The NPI number for Christopher Konfirst is 1871029538. It was assigned to this individual provider in the NPPES registry on May 2, 2017.
Where is Christopher Konfirst located?
Christopher Konfirst practices at 535 E 70th St, New York, NY 10021. The listed phone number is (212) 606-1000.
What is Christopher Konfirst's specialty?
The primary specialty registered for this NPI is Radiology, specializing in Diagnostic Radiology, with taxonomy code 2085R0202X.
Is Christopher Konfirst enrolled in Medicare?
Yes. Christopher Konfirst 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 Christopher Konfirst's services?
According to the CMS Revalidation Reassignment List (October 2026 release), Christopher Konfirst reassigns Medicare benefits to 2 organizations: North Shore - Lij Medical PC (New Hyde Park, NY) and Southside Faculty Medical Affiliates University Faculty Practice Corp (Seaford, 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 Christopher Konfirst's services. Reassignment records can lag staffing changes; confirm current arrangements with the organization.
Is Christopher Konfirst affiliated with any hospitals?
According to CMS data, Christopher Konfirst is affiliated with North Shore University Hospital, Lenox Hill Hospital, Northern Westchester Hospital, Long Island Jewish Medical Center and Phelps Hospital.
When was this NPI record last updated?
The NPPES record for Christopher Konfirst was last updated on March 27, 2024. NPI Profile syncs weekly with the NPPES registry data releases published by CMS. This NPI record was last updated 2 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.