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MARK A TRAGER MD
NPI 1013097153
Specialist in Princeton, NJ

Active since October 16, 2006PECOS Enrolled
253 WITHERSPOON ST, PRINCETON, NJ 08540(972) 932-1302(972) 932-1312 Get Directions Write a Review

NPPES record last updated: July 8, 2007. Verified against the NPPES registry weekly; last sync: October 25, 2026.

About Mark A Trager Md NPPES

Official registry information on file with the National Plan and Provider Enumeration System.

MARK A TRAGER MD (NPI 1013097153) is an individual specialist in Princeton, New Jersey, licensed in New Jersey (MA059138) and active in the NPI registry since October 2006. He is enrolled in Medicare PECOS.

NPPES Registry Identity

NPI1013097153
Entity TypeIndividualMale
Primary Taxonomy174400000X
Provider Legal NameMARK A TRAGERCredential: MD
Location Address253 WITHERSPOON STPrinceton, NJ 08540-3211
Mailing AddressPo Box 3563Princeton, NJ 08543-3563 · (972) 932-1302 · Fax (972) 932-1312
Phone(972) 932-1302
Fax(972) 932-1312
Sole ProprietorNo
Enumeration DateOctober 16, 2006
Last NPPES UpdateJuly 8, 2007
✔ NPI 1013097153 is a valid, active identifier and passes the ISO check-digit test.

Specialties & Licenses

★ Primary SpecialtySpecialistOther Service Providers
Taxonomy Code174400000X
License✔ Licensed in NJ · MA059138
Definition
An individual educated and trained in an applied knowledge discipline used in the performance of work at a level requiring knowledge and skills beyond or apart from that provided by a general education or liberal arts degree.
253 WITHERSPOON ST, Princeton, NJ 08540
Open in Google Maps ↗

Other Identifiers 2

Medicare UPINB40560NJ
Medicare ID-Type Unspecified025535NJ

Accepted Insurance

The full list of accepted plans is on the Insurance tab. Issuers include Oscar Health.Insurance ›

Medicare Participation & PECOS CMS

Medicare enrollment, assignment, billing reassignment, and ordering and referring status from CMS.

Medicare Enrollment Status

✔

Enrolled in Medicare (PECOS)

Mark A Trager Md is registered in the CMS Provider Enrollment, Chain and Ownership System (PECOS).

Eligible to Order & Refer– Part B Labs & Imaging✔ Durable Medical Equipment– Home Health Agency✔ Power Mobility DevicesPer the CMS Ordering and Referring file. Eligibility means Medicare pays claims that this provider orders or refers for these categories.

Medicare Billing Reassignment

Medicare enrollment records show Mark Trager reassigns Medicare billing to 1 organization. The organization bills Medicare for the services this provider delivers there.

Princeton Healthcare Affiliated Physicians PC
0.9 mi
Internal Medicine
601 EWING ST, STE C13
Princeton, NJ 08540
  • Reassigned Medicare billing, New Jersey enrollment
  • 249 clinicians in this Medicare group
NPI 1275912461 (609) 924-5242

Source: CMS Revalidation Reassignment List, October 2026 release. Reassignment records can lag staffing changes; confirm a current affiliation with the organization.

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.

Reported Quality Measures

Post-Anesthetic Transfer of Care Measure: Procedure Room to a Post Anesthesia Care Unit (PACU)
Percentage of patients, regardless of age, who are under the care of an anesthesia practitioner and are admitted to a PACU or other non-ICU location in which a post-anesthetic formal transfer of care protocol or checklist which includes the key transfer of…
69%59 patients3/55-star benchmark: 100%
Pre-operative OSA assessment
Percentage of patients who undergo a surgical procedure in the operating room/procedure room that have a pre-operative assessment for Obstructive Sleep Apnea (OSA)
38%1,043 patients1/55-star benchmark: 100%
Providers report different measures because they deliver different services; reporting more or less information is not a reflection of quality. Star ratings appear only where CMS assigned them.

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.

CHU KUANG CHEN MD
Specialist
253 WITHERSPOON ST
PRINCETON, NJ 08540
Mercer County (972) 932-1302
MARY BETH NELSON MD
Specialist
253 WITHERSPOON ST
PRINCETON, NJ 08540
Mercer County (972) 932-1302
STEPHEN JAY HARRISON DO
Emergency Medicine
253 WITHERSPOON ST
PRINCETON, NJ 08540
Mercer County (609) 497-4431
RACHEL HUBER
Dietitian, Registered
253 WITHERSPOON ST
PRINCETON, NJ 08540
Mercer County (609) 497-4000
DR. DAVID R BARILE MD
Internal Medicine
253 WITHERSPOON ST
PRINCETON, NJ 08540
Mercer County (609) 497-4000
PRINCETON HEART GROUP
Internal Medicine (Cardiovascular Disease)
253 WITHERSPOON ST
PRINCETON, NJ 08540
Mercer County (609) 734-7600
DR. EILEEN MARIE SHANAHAN M.D.
Pathology (Anatomic Pathology)
253 WITHERSPOON ST
PRINCETON, NJ 08540
Mercer County (609) 497-4351
DR. MELISSA ACKERMAN MD
Obstetrics & Gynecology
253 WITHERSPOON ST
PRINCETON, NJ 08540
Mercer County (609) 497-4000

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 Mark Trager's NPI number?

The NPI number for Mark Trager is 1013097153. It was assigned to this individual provider in the NPPES registry on October 16, 2006.

Where is Mark Trager located?

Mark Trager practices at 253 Witherspoon St, Princeton, NJ 08540. The listed phone number is (972) 932-1302.

What is Mark Trager's specialty?

The primary specialty registered for this NPI is Specialist with taxonomy code 174400000X.

Is Mark Trager enrolled in Medicare?

Yes. Mark Trager is registered in the Medicare PECOS enrollment system.

Which organization bills Medicare for Mark Trager's services?

According to the CMS Revalidation Reassignment List (October 2026 release), Mark Trager reassigns Medicare benefits to Princeton Healthcare Affiliated Physicians PC (Princeton, NJ). 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 Mark Trager's services. Reassignment records can lag staffing changes; confirm current arrangements with the organization.

What insurance does Mark Trager accept?

Health plans from Oscar Health list Mark Trager 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.

When was this NPI record last updated?

The NPPES record for Mark Trager was last updated on July 8, 2007. NPI Profile syncs weekly with the NPPES registry data releases published by CMS. This NPI record was last updated 19 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.