DR. MARK ERIC SIEGEL MD
NPI 1053494021
Pediatrics - Pediatric Critical Care Medicine in Hackensack, NJ
About Dr. Mark Eric Siegel Md NPPES
Official registry information on file with the National Plan and Provider Enumeration System.
DR. MARK ERIC SIEGEL MD (NPI 1053494021) is an individual pediatric critical care medicine provider in Hackensack, New Jersey, licensed in New Jersey (MA072770) and active in the NPI registry since October 2006. He is enrolled in Medicare PECOS and is a graduate of Other (1994).
NPPES Registry Identity
Specialties & Licenses
Other Identifiers 1
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. Mark Eric Siegel 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 Mark Siegel reassigns Medicare billing to 1 organization. The organization bills Medicare for the services this provider delivers there.
Red Bank, NJ 07701
- Reassigned Medicare billing, New Jersey enrollment
- 2,844 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.
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.
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.
HACKENSACK, NJ 07601
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 Siegel's NPI number?
The NPI number for Mark Siegel is 1053494021. It was assigned to this individual provider in the NPPES registry on October 23, 2006.
Where is Mark Siegel located?
Mark Siegel practices at 30 Prospect Ave Imus Bldg, 3rd Fl, Hackensack Univ. Medical Center, Hackensack, NJ 07601. The listed phone number is (201) 996-2403.
What is Mark Siegel's specialty?
The primary specialty registered for this NPI is Pediatrics, specializing in Pediatric Critical Care Medicine, with taxonomy code 2080P0203X.
Is Mark Siegel enrolled in Medicare?
Yes. Mark Siegel 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 Mark Siegel's services?
According to the CMS Revalidation Reassignment List (October 2026 release), Mark Siegel reassigns Medicare benefits to Hackensack Meridian Health Medical Group - Specialty Care PC (Red Bank, 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 Siegel's services. Reassignment records can lag staffing changes; confirm current arrangements with the organization.
When was this NPI record last updated?
The NPPES record for Mark Siegel was last updated on July 9, 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.
# Dr. Mark Eric Siegel, MD · NPI 1053494021
Pediatric Critical Care Medicine physician in Hackensack, New Jersey. Individual provider, active in the CMS NPPES registry since October 23, 2006.
## Identity
- **NPI:** 1053494021 (Entity type: Individual)
- **Enumerated:** October 23, 2006
- **Primary specialty:** Pediatrics - Pediatric Critical Care Medicine · taxonomy 2080P0203X
- **State license:** MA072770 (New Jersey)
- **Sole proprietor:** No
## Practice location
- **Address:** 30 PROSPECT AVE, IMUS BLDG, 3RD FL, HACKENSACK UNIV. MEDICAL CENTER, Hackensack, NJ 07601-1914
- **Phone:** (201) 996-2403
## 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:** Hackensack Meridian Health Medical Group - Specialty Care PC (NPI 1215989249, Red Bank, NJ), under Medicare reassignment (form CMS-855R) · CMS Revalidation Reassignment List, October 2026 release
- **Medical school:** Other, class of 1994
## Record status
- **NPPES last updated:** July 9, 2007
- **Other identifiers:** Medicaid 0105635 (NJ)
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Source: [NPI Profile](https://npiprofile.com/npi/1053494021) · Data from the CMS NPPES public registry.