DR. GREGG ARTHUR MILLER MD
NPI 1942273560
Internal Medicine - Nephrology in Brooklyn, NY
About Dr. Gregg Arthur Miller Md NPPES
Official registry information on file with the National Plan and Provider Enumeration System.
DR. GREGG ARTHUR MILLER MD (NPI 1942273560) is an individual nephrology provider in Brooklyn, New York, licensed in New York (205240) and active in the NPI registry since February 2006. He is enrolled in Medicare PECOS and maintains 8 additional practice locations.
NPPES Registry Identity
Specialties & Licenses
Secondary Practice Locations 8
Other Identifiers 1
Medicare Participation & PECOS CMS
Medicare enrollment, assignment, billing reassignment, and ordering and referring status from CMS.
Medicare Enrollment Status
Enrolled in Medicare (PECOS)
Dr. Gregg Arthur Miller Md is registered in the CMS Provider Enrollment, Chain and Ownership System (PECOS).
Medicare Billing Reassignments
2Medicare enrollment records show Gregg Miller reassigns Medicare billing to 2 organizations. Each organization bills Medicare for the services this provider delivers there; the nearest is listed first.
Brooklyn, NY 11219
- Reassigned Medicare billing, New York enrollment
- 24 clinicians in this Medicare group
Fairfield, CT 06824
- Reassigned Medicare billing, Connecticut enrollment
- 6 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.
Physician Visit Costs CMS claims · ZIP area
Typical Medicare office-visit costs in the 11219 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 7
Providers registered at the same practice address, or within the immediate area, according to the NPPES registry.
BROOKLYN, NY 11219
BROOKLYN, NY 11219
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 Gregg Miller's NPI number?
The NPI number for Gregg Miller is 1942273560. It was assigned to this individual provider in the NPPES registry on February 13, 2006.
Where is Gregg Miller located?
Gregg Miller practices at 960 40th St, Brooklyn, NY 11219. The listed phone number is (718) 369-1444.
What is Gregg Miller's specialty?
The primary specialty registered for this NPI is Internal Medicine, specializing in Nephrology, with taxonomy code 207RN0300X.
Is Gregg Miller enrolled in Medicare?
Yes. Gregg Miller is registered in the Medicare PECOS enrollment system.
Which organizations bill Medicare for Gregg Miller's services?
According to the CMS Revalidation Reassignment List (October 2026 release), Gregg Miller reassigns Medicare benefits to 2 organizations: American Access Care Physician PLLC (Brooklyn, NY) and Connecticut Image Guided Surgery, PC (Fairfield, CT). 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 Gregg Miller'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 Gregg Miller was last updated on September 24, 2026. NPI Profile syncs weekly with the NPPES registry data releases published by CMS. This NPI record was last updated 34 days 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.