NIZAR NAJIB SALEH
NPI 1003857889
Internal Medicine - Cardiovascular Disease in Duluth, MN
About Nizar Najib Saleh NPPES
Official registry information on file with the National Plan and Provider Enumeration System.
NIZAR NAJIB SALEH (NPI 1003857889) is an individual cardiovascular disease provider in Duluth, Minnesota, licensed in Minnesota (39206) and active in the NPI registry since June 2006. He is enrolled in Medicare PECOS, is affiliated with Mercyone North Iowa Medical Center, and maintains a secondary practice location in Appleton.
NPPES Registry Identity
Specialties & Licenses
Secondary Practice Location 1
Other Identifiers 1
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
Nizar Najib Saleh 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
8Medicare enrollment records show Nizar Saleh reassigns Medicare billing to 8 organizations. Each organization bills Medicare for the services this provider delivers there; the nearest is listed first.
Maple Grove, MN 55369
- Reassigned Medicare billing, Minnesota enrollment
- 540 clinicians in this Medicare group
New London, WI 54961
- Reassigned Medicare billing, Wisconsin enrollment
- 988 clinicians in this Medicare group
Cresco, IA 52136
- Reassigned Medicare billing, Iowa enrollment
- 420 clinicians in this Medicare group
Monroe, WI 53566
- Reassigned Medicare billing, Wisconsin enrollment
- 376 clinicians in this Medicare group
Baltimore, MD 21239
- Reassigned Medicare billing, Maryland enrollment
- 2,602 clinicians in this Medicare group
Spokane Valley, WA 99037
- Reassigned Medicare billing, Washington enrollment
- 4,383 clinicians in this Medicare group
Yakima, WA 98902
- Reassigned Medicare billing, Washington enrollment
- 565 clinicians in this Medicare group
Monroe, WA 98272
- Reassigned Medicare billing, Washington enrollment
- 705 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 23
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 5
Hospitals where this provider delivers care, identified from recent Medicare claims and place-of-service records.
Mercyone North Iowa Medical Center
Acute Care Hospitals · Mason City, IAMedstar Union Memorial Hospital
Acute Care Hospitals · Baltimore, MDMedstar Good Samaritan Hospital
Acute Care Hospitals · Baltimore, MDProvidence Regional Medical Center Everett
Acute Care Hospitals · Everett, WAThe Monroe Clinic
Acute Care Hospitals · Monroe, WIPhysician Visit Costs CMS claims · ZIP area
Typical Medicare office-visit costs in the 55805 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.
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 Nizar Saleh's NPI number?
The NPI number for Nizar Saleh is 1003857889. It was assigned to this individual provider in the NPPES registry on June 10, 2006.
Where is Nizar Saleh located?
Nizar Saleh practices at 400 E 3rd St, Duluth, MN 55805. The listed phone number is (218) 786-8364.
What is Nizar Saleh's specialty?
The primary specialty registered for this NPI is Internal Medicine, specializing in Cardiovascular Disease, with taxonomy code 207RC0000X.
Is Nizar Saleh enrolled in Medicare?
Yes. Nizar Saleh 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 Nizar Saleh's services?
According to the CMS Revalidation Reassignment List (October 2026 release), Nizar Saleh reassigns Medicare benefits to 8 organizations: North Memorial Health Care (Maple Grove, MN), Thedacare, Incorporated (New London, WI), North Iowa Mercy Clinics (Cresco, IA), The Monroe Clinic, Inc. (Monroe, WI), Medstar Medical Group II LLC (Baltimore, MD) and 3 more organizations, listed in the Medicare section above. 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 Nizar Saleh's services. Reassignment records can lag staffing changes; confirm current arrangements with the organization.
What insurance does Nizar Saleh accept?
Health plans from Oscar Health, Oscar Insurance Company, Premera Blue Cross Blue Shield of Alaska, Providence Health Plan and Wellmark Health Plan of Iowa, Inc. list Nizar Saleh 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 Nizar Saleh affiliated with any hospitals?
According to CMS data, Nizar Saleh is affiliated with Mercyone North Iowa Medical Center, Medstar Union Memorial Hospital, Medstar Good Samaritan Hospital, Providence Regional Medical Center Everett and The Monroe Clinic.
When was this NPI record last updated?
The NPPES record for Nizar Saleh was last updated on July 22, 2026. NPI Profile syncs weekly with the NPPES registry data releases published by CMS. This NPI record was last updated 3 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.
# Nizar Najib Saleh · NPI 1003857889
Cardiovascular Disease physician in Duluth, Minnesota. Individual provider, active in the CMS NPPES registry since June 10, 2006.
## Identity
- **NPI:** 1003857889 (Entity type: Individual)
- **Enumerated:** June 10, 2006
- **Primary specialty:** Internal Medicine - Cardiovascular Disease · taxonomy 207RC0000X
- **State license:** 39206 (Minnesota)
- **Sole proprietor:** No
## Practice location
- **Address:** 400 E 3RD ST, Duluth, MN 55805-1951
- **Phone:** (218) 786-8364
## 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:** 8 organizations under Medicare reassignment (form CMS-855R): North Memorial Health Care (NPI 1972782571, Maple Grove, MN); Thedacare, Incorporated (NPI 1376656959, New London, WI); North Iowa Mercy Clinics (NPI 1730259987, Cresco, IA); The Monroe Clinic, Inc. (NPI 1386720548, Monroe, WI); Medstar Medical Group II LLC (NPI 1184046187, Baltimore, MD); and 3 more · CMS Revalidation Reassignment List, October 2026 release
- **Medical school:** Other, class of 1988
## Record status
- **NPPES last updated:** July 22, 2026
- **Other identifiers:** Medicaid 32614300 (WI)
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Source: [NPI Profile](https://npiprofile.com/npi/1003857889) · Data from the CMS NPPES public registry.