DR. JAMES MARK MELIS M.D.
NPI 1992704233
Family Medicine in Whitestone, NY
About Dr. James Mark Melis M.d. NPPES
Official registry information on file with the National Plan and Provider Enumeration System.
DR. JAMES MARK MELIS M.D. (NPI 1992704233) is an individual family medicine provider in Whitestone, New York, licensed in New York (255584-1) and active in the NPI registry since July 2005. He is enrolled in Medicare PECOS, is affiliated with Mount Sinai Hospital, and is a graduate of Other (1999).
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 (PECOS)
Dr. James Mark Melis M.d. is registered in the CMS Provider Enrollment, Chain and Ownership System (PECOS).
Medicare Billing Reassignment
Medicare enrollment records show James Melis reassigns Medicare billing to 1 organization. The organization bills Medicare for the services this provider delivers there.
Port Jefferson Station, NY 11776
- Reassigned Medicare billing, New York enrollment
- 636 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 7
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.
Mount Sinai Hospital
Acute Care Hospitals · New York, NYPhysician Visit Costs CMS claims · ZIP area
Typical Medicare office-visit costs in the 11357 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 3
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
Providers registered at the same practice address, or within the immediate area, according to the NPPES registry.
WHITESTONE, NY 11357
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 James Melis's NPI number?
The NPI number for James Melis is 1992704233. It was assigned to this individual provider in the NPPES registry on July 19, 2005.
Where is James Melis located?
James Melis practices at 150-55 14th Avenue, Whitestone, NY 11357. The listed phone number is (718) 559-3300.
What is James Melis's specialty?
The primary specialty registered for this NPI is Family Medicine with taxonomy code 207Q00000X.
Is James Melis enrolled in Medicare?
Yes. James Melis is registered in the Medicare PECOS enrollment system.
Which organization bills Medicare for James Melis's services?
According to the CMS Revalidation Reassignment List (October 2026 release), James Melis reassigns Medicare benefits to North Shore Hematology Oncology Associates PC (Port Jefferson Station, 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 James Melis's services. Reassignment records can lag staffing changes; confirm current arrangements with the organization.
Is James Melis affiliated with any hospitals?
According to CMS data, James Melis is affiliated with Mount Sinai Hospital.
When was this NPI record last updated?
The NPPES record for James Melis was last updated on January 26, 2016. NPI Profile syncs weekly with the NPPES registry data releases published by CMS. This NPI record was last updated 10 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.