DR. ARGYRIOS NIKOLAIDIS MD
NPI 1770163974
Internal Medicine in Jersey City, NJ
About Dr. Argyrios Nikolaidis Md NPPES
Official registry information on file with the National Plan and Provider Enumeration System.
DR. ARGYRIOS NIKOLAIDIS MD (NPI 1770163974) is an individual internal medicine provider in Jersey City, New Jersey, licensed in New Jersey (25MA12340400) and active in the NPI registry since April 2021. He is enrolled in Medicare PECOS, is affiliated with Valley Hospital, and is a graduate of Other (2021).
NPPES Registry Identity
Specialties & Licenses 3
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
Dr. Argyrios Nikolaidis 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
2Medicare enrollment records show Argyrios Nikolaidis reassigns Medicare billing to 2 organizations. Each organization bills Medicare for the services this provider delivers there; the nearest is listed first.
Livingston, NJ 07039
- Reassigned Medicare billing, New Jersey enrollment
- 1,913 clinicians in this Medicare group
Somerset, NJ 08873
- Reassigned Medicare billing, New Jersey enrollment
- 1,557 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.
Hospital Affiliations CMS Care Compare 3
Hospitals where this provider delivers care, identified from recent Medicare claims and place-of-service records.
Valley Hospital
Acute Care Hospitals · Paramus, NJCooperman Barnabas Medical Center
Acute Care Hospitals · Livingston, NJRobert Wood Johnson University Hospital At Hamilton
Acute Care Hospitals · Hamilton, NJPhysician Visit Costs CMS claims · ZIP area
Typical Medicare office-visit costs in the 07302 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.
JERSEY CITY, NJ 07302
JERSEY CITY, NJ 07302
JERSEY CITY, NJ 07302
JERSEY CITY, NJ 07302
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 Argyrios Nikolaidis's NPI number?
The NPI number for Argyrios Nikolaidis is 1770163974. It was assigned to this individual provider in the NPPES registry on April 12, 2021.
Where is Argyrios Nikolaidis located?
Argyrios Nikolaidis practices at 355 Grand St, Jersey City, NJ 07302. The listed phone number is (201) 915-2000.
What is Argyrios Nikolaidis's specialty?
The primary specialty registered for this NPI is Internal Medicine with taxonomy code 207R00000X.
Is Argyrios Nikolaidis enrolled in Medicare?
Yes. Argyrios Nikolaidis 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 Argyrios Nikolaidis's services?
According to the CMS Revalidation Reassignment List (October 2026 release), Argyrios Nikolaidis reassigns Medicare benefits to 2 organizations: Rwjbh Observation Associates LLC (Livingston, NJ) and Rwjbh Emergency Medicine Associates, LLC (Somerset, NJ). 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 Argyrios Nikolaidis's services. Reassignment records can lag staffing changes; confirm current arrangements with the organization.
What insurance does Argyrios Nikolaidis accept?
Health plans from Oscar Health list Argyrios Nikolaidis 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 Argyrios Nikolaidis affiliated with any hospitals?
According to CMS data, Argyrios Nikolaidis is affiliated with Valley Hospital, Cooperman Barnabas Medical Center and Robert Wood Johnson University Hospital At Hamilton.
When was this NPI record last updated?
The NPPES record for Argyrios Nikolaidis was last updated on May 21, 2025. NPI Profile syncs weekly with the NPPES registry data releases published by CMS. This NPI record was last updated 17 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.
# Dr. Argyrios Nikolaidis, MD · NPI 1770163974
Internal Medicine physician in Jersey City, New Jersey. Individual provider, active in the CMS NPPES registry since April 12, 2021.
## Identity
- **NPI:** 1770163974 (Entity type: Individual)
- **Enumerated:** April 12, 2021
- **Primary specialty:** Internal Medicine · taxonomy 207R00000X
- **State license:** 25MA12340400 (New Jersey)
- **Sole proprietor:** No
## Practice location
- **Address:** 355 GRAND ST, Jersey City, NJ 07302-4321
- **Phone:** (201) 915-2000
## 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:** 2 organizations under Medicare reassignment (form CMS-855R): Rwjbh Observation Associates LLC (NPI 1760095806, Livingston, NJ); Rwjbh Emergency Medicine Associates, LLC (NPI 1912510041, Somerset, NJ) · CMS Revalidation Reassignment List, October 2026 release
- **Medical school:** Other, class of 2021
## Record status
- **NPPES last updated:** May 21, 2025
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Source: [NPI Profile](https://npiprofile.com/npi/1770163974) · Data from the CMS NPPES public registry.