DR. KAREN BALONZE MD
NPI 1023360203
Internal Medicine in Fair Lawn, NJ
About Dr. Karen Balonze Md NPPES
Official registry information on file with the National Plan and Provider Enumeration System.
DR. KAREN BALONZE MD (NPI 1023360203) is an individual internal medicine provider in Fair Lawn, New Jersey, licensed in New Jersey (25MA09427400) and active in the NPI registry since October 2012. She is enrolled in Medicare PECOS, is affiliated with Hackensack University Medical Center, and is a graduate of Rutgers R W Johnson Medical School (cam/new Bruns/pisc) (2011).
NPPES Registry Identity
Specialties & Licenses
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. Karen Balonze 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 Reassignment
Medicare enrollment records show Karen Balonze reassigns Medicare billing to 1 organization. The organization bills Medicare for the services this provider delivers there.
Berkeley Heights, NJ 07922
- Reassigned Medicare billing, New Jersey enrollment
- 1,184 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 17
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.
Hackensack University Medical Center
Acute Care Hospitals · Hackensack, NJHoly Name Medical Center
Acute Care Hospitals · Teaneck, NJValley Hospital
Acute Care Hospitals · Paramus, NJEnglewood Hospital And Medical Center
Acute Care Hospitals · Englewood, NJPhysician Visit Costs CMS claims · ZIP area
Typical Medicare office-visit costs in the 07410 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.
FAIR LAWN, NJ 07410
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 Karen Balonze's NPI number?
The NPI number for Karen Balonze is 1023360203. It was assigned to this individual provider in the NPPES registry on October 11, 2012.
Where is Karen Balonze located?
Karen Balonze practices at 31-00 Broadway, Fair Lawn, NJ 07410. The listed phone number is (201) 796-2255.
What is Karen Balonze's specialty?
The primary specialty registered for this NPI is Internal Medicine with taxonomy code 207R00000X.
Is Karen Balonze enrolled in Medicare?
Yes. Karen Balonze 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 organization bills Medicare for Karen Balonze's services?
According to the CMS Revalidation Reassignment List (October 2026 release), Karen Balonze reassigns Medicare benefits to Summit Medical Group PA (Berkeley Heights, 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 Karen Balonze's services. Reassignment records can lag staffing changes; confirm current arrangements with the organization.
What insurance does Karen Balonze accept?
Health plans from Oscar Health list Karen Balonze 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 Karen Balonze affiliated with any hospitals?
According to CMS data, Karen Balonze is affiliated with Hackensack University Medical Center, Holy Name Medical Center, Valley Hospital and Englewood Hospital And Medical Center.
When was this NPI record last updated?
The NPPES record for Karen Balonze was last updated on July 9, 2019. NPI Profile syncs weekly with the NPPES registry data releases published by CMS. This NPI record was last updated 7 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.