DIANA KANTOR MD
NPI 1003047218
Internal Medicine in New York, NY
About Diana Kantor Md NPPES
Official registry information on file with the National Plan and Provider Enumeration System.
DIANA KANTOR MD (NPI 1003047218) is an individual internal medicine provider in New York, New York, licensed in New York (254314) and active in the NPI registry since August 2009. She is enrolled in Medicare PECOS and is a graduate of Other (1992).
NPPES Registry Identity
Specialties & Licenses
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
Diana Kantor Md 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 Diana Kantor reassigns Medicare billing to 1 organization. The organization bills Medicare for the services this provider delivers there.
Wantagh, NY 11793
- Reassigned Medicare billing, New York enrollment
- 572 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 14
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.
Physician Visit Costs CMS claims · ZIP area
Typical Medicare office-visit costs in the 10019 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 5
Providers registered at the same practice address, or within the immediate area, according to the NPPES registry.
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 Diana Kantor's NPI number?
The NPI number for Diana Kantor is 1003047218. It was assigned to this individual provider in the NPPES registry on August 5, 2009.
Where is Diana Kantor located?
Diana Kantor practices at 775 9th Ave, New York, NY 10019. The listed phone number is (212) 586-1550.
What is Diana Kantor's specialty?
The primary specialty registered for this NPI is Internal Medicine with taxonomy code 207R00000X.
Is Diana Kantor enrolled in Medicare?
Yes. Diana Kantor 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 Diana Kantor's services?
According to the CMS Revalidation Reassignment List (October 2026 release), Diana Kantor reassigns Medicare benefits to North Shore Medical Group Of The Mount Sinai School Of Medicine (Wantagh, 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 Diana Kantor'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 Diana Kantor was last updated on December 29, 2020. NPI Profile syncs weekly with the NPPES registry data releases published by CMS. This NPI record was last updated 5 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.