NIKOLAOS T PYRSOPOULOS MD,PHD,MBA
NPI 1932131075
Internal Medicine - Transplant Hepatology in New York, NY
About Nikolaos T Pyrsopoulos Md,phd,mba NPPES
Official registry information on file with the National Plan and Provider Enumeration System.
NIKOLAOS T PYRSOPOULOS MD,PHD,MBA (NPI 1932131075) is an individual transplant hepatology provider in New York, New York, licensed in New York (326644) and active in the NPI registry since July 2006. He is enrolled in Medicare PECOS, is affiliated with Morristown Medical Center, and is a graduate of Other (1991).
NPPES Registry Identity
Specialties & Licenses 2
Other Identifiers 1
Accepted Insurance
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
Nikolaos T Pyrsopoulos Md,phd,mba 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
5Medicare enrollment records show Nikolaos Pyrsopoulos reassigns Medicare billing to 5 organizations. Each organization bills Medicare for the services this provider delivers there; the nearest is listed first.
Newark, NJ 07103
- Reassigned Medicare billing, New Jersey enrollment
- 173 clinicians in this Medicare group
Elizabeth, NJ 07202
- Reassigned Medicare billing, New Jersey enrollment
- 1,894 clinicians in this Medicare group
West Orange, NJ 07052
- Reassigned Medicare billing, New Jersey enrollment
- 428 clinicians in this Medicare group
Morristown, NJ 07960
- Reassigned Medicare billing, New Jersey enrollment
- 1,699 clinicians in this Medicare group
Boynton Beach, FL 33426
- Reassigned Medicare billing, New York enrollment
- 7,712 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 3
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 4
Hospitals where this provider delivers care, identified from recent Medicare claims and place-of-service records.
Morristown Medical Center
Acute Care Hospitals · Morristown, NJChilton Medical Center
Acute Care Hospitals · Pompton Plains, NJOverlook Medical Center
Acute Care Hospitals · Summit, NJNyu Langone Hospitals
Acute Care Hospitals · New York, NYMedicare 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 5
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 14
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 Nikolaos Pyrsopoulos's NPI number?
The NPI number for Nikolaos Pyrsopoulos is 1932131075. It was assigned to this individual provider in the NPPES registry on July 7, 2006.
Where is Nikolaos Pyrsopoulos located?
Nikolaos Pyrsopoulos practices at 317 E 34th St Fl 8, New York, NY 10016. The listed phone number is (212) 263-8133.
What is Nikolaos Pyrsopoulos's specialty?
The primary specialty registered for this NPI is Internal Medicine, specializing in Transplant Hepatology, with taxonomy code 207RT0003X.
Is Nikolaos Pyrsopoulos enrolled in Medicare?
Yes. Nikolaos Pyrsopoulos 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 Nikolaos Pyrsopoulos's services?
According to the CMS Revalidation Reassignment List (October 2026 release), Nikolaos Pyrsopoulos reassigns Medicare benefits to 5 organizations: University Physician Associates Of New Jersey Inc (Newark, NJ), Barnabas Health Medical Group PC (Elizabeth, NJ), Rwjbh Primary Care Services (West Orange, NJ), Practice Associates Medical Group (Morristown, NJ) and New York University (Boynton Beach, FL). 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 Nikolaos Pyrsopoulos's services. Reassignment records can lag staffing changes; confirm current arrangements with the organization.
What insurance does Nikolaos Pyrsopoulos accept?
Health plans from Ambetter Health, Ambetter Health of Delaware and Oscar Health list Nikolaos Pyrsopoulos as in-network in at least one marketplace plan. Coverage varies by plan and year; verify with the insurer or the provider before a visit.
Is Nikolaos Pyrsopoulos affiliated with any hospitals?
According to CMS data, Nikolaos Pyrsopoulos is affiliated with Morristown Medical Center, Chilton Medical Center, Overlook Medical Center and Nyu Langone Hospitals.
When was this NPI record last updated?
The NPPES record for Nikolaos Pyrsopoulos was last updated on March 13, 2025. NPI Profile syncs weekly with the NPPES registry data releases published by CMS. This NPI record was last updated 19 months 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.
# Nikolaos T Pyrsopoulos, MD,PHD,MBA · NPI 1932131075
Transplant Hepatology physician in New York, New York. Individual provider, active in the CMS NPPES registry since July 7, 2006.
## Identity
- **NPI:** 1932131075 (Entity type: Individual)
- **Enumerated:** July 7, 2006
- **Primary specialty:** Internal Medicine - Transplant Hepatology · taxonomy 207RT0003X
- **State license:** 326644 (New York)
- **Sole proprietor:** No
## Practice location
- **Address:** 317 E 34TH ST FL 8, New York, NY 10016-4910
- **Phone:** (212) 263-8133 · **Fax:** (929) 455-9840
## Medicare
- **Medicare:** Enrolled (PECOS); accepts Medicare assignment
- **Ordering & referring:** eligible for Part B labs & imaging, durable medical equipment, home health, power mobility devices
- **Bills Medicare through:** 5 organizations under Medicare reassignment (form CMS-855R): University Physician Associates Of New Jersey Inc (NPI 1760492367, Newark, NJ); Barnabas Health Medical Group PC (NPI 1841557246, Elizabeth, NJ); Rwjbh Primary Care Services (NPI 1265037501, West Orange, NJ); Practice Associates Medical Group (NPI 1427016385, Morristown, NJ); New York University (NPI 1285826438, Boynton Beach, FL) · CMS Revalidation Reassignment List, October 2026 release
- **Medical school:** Other, class of 1991
## Record status
- **NPPES last updated:** March 13, 2025
- **Other identifiers:** Medicaid 2730006-00 (FL)
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Source: [NPI Profile](https://npiprofile.com/npi/1932131075) · Data from the CMS NPPES public registry.