DR. ANDRZEJ RIESS M.D.
NPI 1376717991
Obstetrics & Gynecology - Obstetrics in Bronx, NY
About Dr. Andrzej Riess M.d. NPPES
Official registry information on file with the National Plan and Provider Enumeration System.
DR. ANDRZEJ RIESS M.D. (NPI 1376717991) is an individual obstetrics provider in Bronx, New York, licensed in New York (187617) and active in the NPI registry since April 2008. He is enrolled in Medicare PECOS.
NPPES Registry Identity
Specialties & Licenses
Other Identifiers 3
Medicare Participation & PECOS CMS
Medicare enrollment, assignment, billing reassignment, and ordering and referring status from CMS.
Medicare Enrollment Status
Enrolled in Medicare (PECOS)
Dr. Andrzej Riess M.d. is registered in the CMS Provider Enrollment, Chain and Ownership System (PECOS).
Medicare Billing Reassignment
Medicare enrollment records show Andrzej Riess reassigns Medicare billing to 1 organization. The organization bills Medicare for the services this provider delivers there.
Bronx, NY 10457
- Reassigned Medicare billing, New York enrollment
- 795 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 10457 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.
BRONX, NY 10457
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 Andrzej Riess's NPI number?
The NPI number for Andrzej Riess is 1376717991. It was assigned to this individual provider in the NPPES registry on April 15, 2008.
Where is Andrzej Riess located?
Andrzej Riess practices at 1650 Grand Concourse Ob/Gyn Administration 5th Fl., Bronx, NY 10457. The listed phone number is (718) 239-8383.
What is Andrzej Riess's specialty?
The primary specialty registered for this NPI is Obstetrics & Gynecology, specializing in Obstetrics, with taxonomy code 207VX0000X.
Is Andrzej Riess enrolled in Medicare?
Yes. Andrzej Riess is registered in the Medicare PECOS enrollment system.
Which organization bills Medicare for Andrzej Riess's services?
According to the CMS Revalidation Reassignment List (October 2026 release), Andrzej Riess reassigns Medicare benefits to Bronxcare Health System (Bronx, 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 Andrzej Riess'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 Andrzej Riess was last updated on November 2, 2011. NPI Profile syncs weekly with the NPPES registry data releases published by CMS. This NPI record was last updated 15 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.