Type 2 · Organization ✓ Active NPI ✓ Valid NPI checksum Organization subpart

Banner -- University Medical Center Phoenix Campus Liver Disease Servi

Medical Specialty Clinic/Center in Oro Valley, AZ · enumerated 2010 · authorized official Dennis Dahlen, Sr Vp Finance.

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

National Provider Identifier

1851613897

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Registry record

Entity type Organization (Type 2)

Legal business name Banner -- University Medical Center Phoenix Campus Liver Disease Servi

Parent organization Banner Health

Practice address 1521 E Tangerine Rd, Oro Valley, AZ, 85755

Phone (602) 239-2606

Enumeration date Feb 18, 2010

Last updated in NPPES Feb 26, 2015

Taxonomy & classification

261QM2500X Medical Specialty Clinic/Center Ambulatory Health Care Facilities Primary

Authorized official

Name Dennis Dahlen

Title Sr Vp Finance

Phone (602) 747-4000

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

Who is the authorized official for Banner -- University Medical Center Phoenix Campus Liver Disease Servi?

NPPES lists Dennis Dahlen (Sr Vp Finance) as the authorized official for this organization.

What is the NPI number for Banner -- University Medical Center Phoenix Campus Liver Disease Servi?

The NPI for Banner -- University Medical Center Phoenix Campus Liver Disease Servi is 1851613897, a Type 2 (organization) record in the CMS NPPES registry.

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Source: CMS NPPES (public data). Snapshot 2026-07-13. Provider record last updated 2015-02-26.