MARIO PASQUALE ZAMBITO MD
NPI 1083078844
Surgery - Surgical Critical Care in Grand Rapids, MI
About Mario Pasquale Zambito Md NPPES
Official registry information on file with the National Plan and Provider Enumeration System.
MARIO PASQUALE ZAMBITO MD (NPI 1083078844) is an individual surgical critical care provider in Grand Rapids, Michigan, licensed in Michigan (4301506997) and active in the NPI registry since April 2016. He is enrolled in Medicare PECOS, is affiliated with Spectrum Health, and is a graduate of Michigan State University College Of Human Medicine (2016).
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
Mario Pasquale Zambito 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 Mario Zambito reassigns Medicare billing to 2 organizations. Each organization bills Medicare for the services this provider delivers there; the nearest is listed first.
Grand Rapids, MI 49503
- Reassigned Medicare billing, Michigan enrollment
- 2,446 clinicians in this Medicare group
Grand Rapids, MI 49503
- Reassigned Medicare billing, Michigan enrollment
- 405 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 5
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.
Spectrum Health
Acute Care Hospitals · Grand Rapids, MIHolland Community Hospital
Acute Care Hospitals · Holland, MICorewell Health Big Rapids Hospital
Acute Care Hospitals · Big Rapids, MIMedicare 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.
GRAND RAPIDS, MI 49503
GRAND RAPIDS, MI 49503
GRAND RAPIDS, MI 49503
GRAND RAPIDS, MI 49503
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 Mario Zambito's NPI number?
The NPI number for Mario Zambito is 1083078844. It was assigned to this individual provider in the NPPES registry on April 7, 2016.
Where is Mario Zambito located?
Mario Zambito practices at 221 Michigan St NE Ste 400, Grand Rapids, MI 49503. The listed phone number is (616) 486-9600.
What is Mario Zambito's specialty?
The primary specialty registered for this NPI is Surgery, specializing in Surgical Critical Care, with taxonomy code 2086S0102X.
Is Mario Zambito enrolled in Medicare?
Yes. Mario Zambito 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 Mario Zambito's services?
According to the CMS Revalidation Reassignment List (October 2026 release), Mario Zambito reassigns Medicare benefits to 2 organizations: Spectrum Health Primary Care Partners (Grand Rapids, MI) and Spectrum Health Hospitals (Grand Rapids, MI). 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 Mario Zambito's services. Reassignment records can lag staffing changes; confirm current arrangements with the organization.
What insurance does Mario Zambito accept?
Health plans from Priority Health list Mario Zambito 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 Mario Zambito affiliated with any hospitals?
According to CMS data, Mario Zambito is affiliated with Spectrum Health, Holland Community Hospital and Corewell Health Big Rapids Hospital.
When was this NPI record last updated?
The NPPES record for Mario Zambito was last updated on August 26, 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.
# Mario Pasquale Zambito, MD · NPI 1083078844
Surgical Critical Care physician in Grand Rapids, Michigan. Individual provider, active in the CMS NPPES registry since April 7, 2016.
## Identity
- **NPI:** 1083078844 (Entity type: Individual)
- **Enumerated:** April 7, 2016
- **Primary specialty:** Surgery - Surgical Critical Care · taxonomy 2086S0102X
- **State license:** 4301506997 (Michigan)
- **Sole proprietor:** No
## Practice location
- **Address:** 221 MICHIGAN ST NE STE 400, Grand Rapids, MI 49503-2538
- **Phone:** (616) 486-9600
## 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): Spectrum Health Primary Care Partners (NPI 1689499667, Grand Rapids, MI); Spectrum Health Hospitals (NPI 1558407189, Grand Rapids, MI) · CMS Revalidation Reassignment List, October 2026 release
- **Medical school:** Michigan State University College Of Human Medicine, class of 2016
## Record status
- **NPPES last updated:** August 26, 2022
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Source: [NPI Profile](https://npiprofile.com/npi/1083078844) · Data from the CMS NPPES public registry.