OLIVER J SZETO MD
NPI 1487861365
Pathology - Anatomic Pathology & Clinical Pathology in New York, NY
About Oliver J Szeto Md NPPES
Official registry information on file with the National Plan and Provider Enumeration System.
OLIVER J SZETO MD (NPI 1487861365) is an individual anatomic pathology & clinical pathology provider in New York, New York, licensed in New York (261435-1) and active in the NPI registry since May 2007. He is enrolled in Medicare PECOS, is affiliated with Robert Wood Johnson University Hospital, and maintains a secondary practice location in Ramsey.
NPPES Registry Identity
Specialties & Licenses
Secondary Practice Location 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
Oliver J Szeto Md 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
7Medicare enrollment records show Oliver Szeto reassigns Medicare billing to 7 organizations. Each organization bills Medicare for the services this provider delivers there; the nearest is listed first.
New York, NY 10021
- Reassigned Medicare billing, New York enrollment
- 5 clinicians in this Medicare group
New York, NY 10021
- Reassigned Medicare billing, New York enrollment
- 30 clinicians in this Medicare group
Bronx, NY 10458
- Reassigned Medicare billing, New York enrollment
- 5 clinicians in this Medicare group
Livingston, NJ 07039
- Reassigned Medicare billing, New Jersey enrollment
- 1,913 clinicians in this Medicare group
New Brunswick, NJ 08901
- Reassigned Medicare billing, New Jersey enrollment
- 492 clinicians in this Medicare group
Somerset, NJ 08873
- Reassigned Medicare billing, New Jersey enrollment
- 1,557 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 12
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.
Robert Wood Johnson University Hospital
Acute Care Hospitals · New Brunswick, NJCommunity Medical Center
Acute Care Hospitals · Toms River, NJRobert Wood Johnson University Hospital - Somerset
Acute Care Hospitals · Somerville, NJCentrastate Medical Center
Acute Care Hospitals · Freehold, NJPhysician Visit Costs CMS claims · ZIP area
Typical Medicare office-visit costs in the 10016 ZIP code area, from fee-for-service claims. These are area statistics, not this provider’s prices; actual charges vary by service and coverage.
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 Oliver Szeto's NPI number?
The NPI number for Oliver Szeto is 1487861365. It was assigned to this individual provider in the NPPES registry on May 17, 2007.
Where is Oliver Szeto located?
Oliver Szeto practices at 530 1st Ave Ste 7N, New York, NY 10016. The listed phone number is (212) 263-5475.
What is Oliver Szeto's specialty?
The primary specialty registered for this NPI is Pathology, specializing in Anatomic Pathology & Clinical Pathology, with taxonomy code 207ZP0102X.
Is Oliver Szeto enrolled in Medicare?
Yes. Oliver Szeto 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 Oliver Szeto's services?
According to the CMS Revalidation Reassignment List (October 2026 release), Oliver Szeto reassigns Medicare benefits to 7 organizations: Schwarz & Ammirati Medical Associates PLLC (New York, NY), New York Gastroenterology Associates LLP (New York, NY), Daniel S Reich MD Gastroenterology PLLC (Bronx, NY), Rwjbh Observation Associates LLC (Livingston, NJ), Rutgers Health-Rwj Pediatric Critical Care (New Brunswick, NJ) and 2 more organizations, listed in the Medicare section above. 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 Oliver Szeto's services. Reassignment records can lag staffing changes; confirm current arrangements with the organization.
What insurance does Oliver Szeto accept?
Health plans from Oscar Health list Oliver Szeto 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 Oliver Szeto affiliated with any hospitals?
According to CMS data, Oliver Szeto is affiliated with Robert Wood Johnson University Hospital, Community Medical Center, Robert Wood Johnson University Hospital - Somerset and Centrastate Medical Center.
When was this NPI record last updated?
The NPPES record for Oliver Szeto was last updated on March 23, 2022. NPI Profile syncs weekly with the NPPES registry data releases published by CMS. This NPI record was last updated 4 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.
# Oliver J Szeto, MD · NPI 1487861365
Anatomic Pathology & Clinical Pathology physician in New York, New York. Individual provider, active in the CMS NPPES registry since May 17, 2007.
## Identity
- **NPI:** 1487861365 (Entity type: Individual)
- **Enumerated:** May 17, 2007
- **Primary specialty:** Pathology - Anatomic Pathology & Clinical Pathology · taxonomy 207ZP0102X
- **State license:** 261435-1 (New York)
- **Sole proprietor:** No
## Practice location
- **Address:** 530 1ST AVE STE 7N, New York, NY 10016-6402
- **Phone:** (212) 263-5475
## 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:** 7 organizations under Medicare reassignment (form CMS-855R): Schwarz & Ammirati Medical Associates PLLC (NPI 1134200744, New York, NY); New York Gastroenterology Associates LLP (NPI 1356428387, New York, NY); Daniel S Reich MD Gastroenterology PLLC (NPI 1922446178, Bronx, NY); Rwjbh Observation Associates LLC (NPI 1760095806, Livingston, NJ); Rutgers Health-Rwj Pediatric Critical Care (NPI 1063420776, New Brunswick, NJ); and 2 more · CMS Revalidation Reassignment List, October 2026 release
- **Medical school:** Tufts University School Of Medicine, class of 2005
## Record status
- **NPPES last updated:** March 23, 2022
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Source: [NPI Profile](https://npiprofile.com/npi/1487861365) · Data from the CMS NPPES public registry.