Type 1 · Individual ✓ Active NPI ✓ Valid NPI checksum

Eric D. Zellner, CRNA

Q: What is the NPI number for Eric Zellner?

The National Provider Identifier (NPI) for Eric Zellner is 1588913396, a Type 1 (individual) record in the CMS NPPES registry.

Certified Registered Nurse Anesthetist in Marshfield, WI · enumerated 2012.

Data current as of Jul 13, 2026 · sourced from CMS NPPES

National Provider Identifier

1588913396

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Registry record

Entity type Individual (Type 1)

Name Eric D. Zellner

Credential CRNA

Sex Male

Practice address 1000 N Oak Ave, Marshfield, WI, 54449

Phone (715) 387-5511

Enumeration date Sep 7, 2012

Last updated in NPPES Mar 23, 2023

Taxonomy & licenses

367500000X Certified Registered Nurse Anesthetist Physician Assistants & Advanced Practice Nursing Providers · License 157639 (WI) Primary

CRNA · Certified Registered Nurse Anesthetist: An advanced practice nurse specializing in anesthesia care. About the CRNA credential

What is an NPI number?

A National Provider Identifier (NPI) is a unique 10-digit number that CMS assigns to every U.S. healthcare provider and organization under HIPAA. Type 1 NPIs identify individual providers; Type 2 NPIs identify organizations. The NPI appears on insurance claims, prescriptions, and credentialing paperwork, and never changes, even if the provider moves or changes specialty.

Read the full guide → Validate an NPI →

Frequently asked questions

What is the NPI number for Eric Zellner?

The National Provider Identifier (NPI) for Eric Zellner is 1588913396, a Type 1 (individual) record in the CMS NPPES registry.

Where does Eric Zellner practice?

The practice location on file with NPPES is in Marshfield, WI. Providers can have multiple locations; NPPES lists the primary practice address.

Other providers at this practice address

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Source: CMS NPPES (public data). Snapshot 2026-07-13. Provider record last updated 2023-03-23.