MR. MARK D CHASE MD
NPI 1699849711
Orthopaedic Surgery in Glen Ridge, NJ
About Mr. Mark D Chase Md NPPES
Official registry information on file with the National Plan and Provider Enumeration System.
MR. MARK D CHASE MD (NPI 1699849711) is an individual orthopaedic surgery provider in Glen Ridge, New Jersey, licensed in New Jersey (MA52391) and active in the NPI registry since November 2006. He is enrolled in Medicare PECOS, is affiliated with Valley Hospital, and is a graduate of Boston University School Of Medicine (1983).
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
Mr. Mark D Chase 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
3Medicare enrollment records show Mark Chase reassigns Medicare billing to 3 organizations. Each organization bills Medicare for the services this provider delivers there; the nearest is listed first.
Hackensack, NJ 07601
- Reassigned Medicare billing, New Jersey enrollment
- Medicare enrollment name: Active Orthopedics & Sports Medicine LLC.
- 16 clinicians in this Medicare group
Paramus, NJ 07652
- Reassigned Medicare billing, New Jersey enrollment
- 120 clinicians in this Medicare group
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 27
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 3
Hospitals where this provider delivers care, identified from recent Medicare claims and place-of-service records.
Valley Hospital
Acute Care Hospitals · Paramus, NJSt Joseph's University Medical Center Inc
Acute Care Hospitals · Paterson, NJHackensack Meridian Health, Mountainside Medical
Acute Care Hospitals · Montclair, NJPhysician Visit Costs CMS claims · ZIP area
Typical Medicare office-visit costs in the 07028 ZIP code area, from fee-for-service claims. These are area statistics, not this provider’s prices; actual charges vary by service and coverage.
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
Other Providers at the Same Location NPPES 2
Providers registered at the same practice address, or within the immediate area, according to the NPPES registry.
GLEN RIDGE, NJ 07028
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 Chase's NPI number?
The NPI number for Mark Chase is 1699849711. It was assigned to this individual provider in the NPPES registry on November 20, 2006.
Where is Mark Chase located?
Mark Chase practices at 311 Bay Ave Ste 203, Glen Ridge, NJ 07028. The listed phone number is (973) 746-2200.
What is Mark Chase's specialty?
The primary specialty registered for this NPI is Orthopaedic Surgery with taxonomy code 207X00000X.
Is Mark Chase enrolled in Medicare?
Yes. Mark Chase 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 Mark Chase's services?
According to the CMS Revalidation Reassignment List (October 2026 release), Mark Chase reassigns Medicare benefits to 3 organizations: Active Orthopedics And Sports Medicine, LLC (Hackensack, NJ), Bergen County Improvement Authority (Paramus, NJ) and Summit Medical Group PA (Berkeley Heights, 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 Mark Chase's services. Reassignment records can lag staffing changes; confirm current arrangements with the organization.
What insurance does Mark Chase accept?
Health plans from Oscar Health list Mark Chase 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 Mark Chase affiliated with any hospitals?
According to CMS data, Mark Chase is affiliated with Valley Hospital, St Joseph's University Medical Center Inc and Hackensack Meridian Health, Mountainside Medical.
When was this NPI record last updated?
The NPPES record for Mark Chase was last updated on April 21, 2021. NPI Profile syncs weekly with the NPPES registry data releases published by CMS. This NPI record was last updated 5 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.