Does this page assign a provider score?

No derived score is assigned on this provider page. NPPES is an identity registry; when a CMS QPP MIPS value is available, Fonteum displays that public CMS value with its source, and absence of a MIPS value is not a quality signal.

Does no exclusion match amount to a clearance?

An exclusion or monitoring record is shown only when a matching public source row is present in Fonteum's loaded federal or state tables. Re-confirm any match against the issuing agency before acting; this page is not a legal or credentialing certification.

Where does the provider data come from?

The identity fields come from CMS NPPES. Additional sections appear only when a public source has a matching row, such as CMS PECOS, CMS Open Payments, Medicare Part D, CMS QPP MIPS, OIG LEIE, or state Medicaid exclusion lists. Source and date metadata appears where the response supplies it; unavailable dates are labeled.

Nathan Zilz — NPI 1043224397: exclusion status

Name: Provider record — NPI 1043224397 (Nathan Zilz)
Creator: Fonteum
License: https://www.usa.gov/government-works

Nathan Zilz (NPI 1043224397) is a cardiologist in Prescott Valley, AZ, resolved across 2 federal sources. 1 state Medicaid exclusion on record. Source and date metadata below is shown where the response supplies it; unavailable dates are labeled.

NPI record questions

Public NPPES answers

These short answers use the public NPPES identity record and the public federal datasets shown below. They are administrative facts only: no derived score, no consumer report, and no patient information.

Are NPI numbers public?

Yes. NPI numbers are public federal identifiers in CMS NPPES. This page shows the public NPPES facts Fonteum has for NPI 1043224397: provider name, entity type, taxonomy, practice location, enumeration date, last-updated date, and source snapshot date. It does not include patient information.

Source:CMS NPPESSnapshot 2026-05-06

What does the NPI record show for Nathan Zilz?

Nathan Zilz (NPI 1043224397) appears in CMS NPPES as cardiologist in Prescott Valley, AZ. NPPES is administrative identity data submitted to CMS by providers and organizations; this page displays the source snapshot date as 2026-05-06.

Nathan Zilz

Public NPPES answers

Are NPI numbers public?

What does the NPI record show for Nathan Zilz?

Does this page assign a provider score?

Does no exclusion match amount to a clearance?

Where does the provider data come from?

Sources that publish this NPI

MIPS quality score

Standing

Who owns, operates, or is affiliated with this provider

Retained versions for this record

Nathan Zilz

Public NPPES answers

Are NPI numbers public?

What does the NPI record show for Nathan Zilz?

Compliance posture

Does this page assign a provider score?

Does no exclusion match amount to a clearance?

Where does the provider data come from?

Sources that publish this NPI

MIPS quality score

Standing

Who owns, operates, or is affiliated with this provider

Retained versions for this record

Context for this record