Type 1 · Individual ✓ Active NPI ✓ Valid NPI checksum
Dr. Ian Benjamin Mertes, AU.D., PH.D.
Audiologist in Loma Linda, CA · enumerated 2014.
Data current as of Jul 13, 2026 · sourced from CMS NPPES
National Provider Identifier
1184023327
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Registry record
Entity type Individual (Type 1)
Name Dr. Ian Benjamin Mertes
Credential AU.D., PH.D.
Sex Male
Practice address Va Loma Linda Healthcare System, 11201 Benton Street, Loma Linda, CA, 92357
Phone (909) 825-7084
Enumeration date Aug 13, 2014
Last updated in NPPES Aug 13, 2014
Taxonomy & licenses
AUD · Doctor of Audiology: A licensed audiologist diagnosing and treating hearing and balance disorders.
About the AUD 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.
Frequently asked questions
Where does Ian Mertes practice?
The practice location on file with NPPES is in Loma Linda, CA. Providers can have multiple locations; NPPES lists the primary practice address.
What is the NPI number for Ian Mertes?
The National Provider Identifier (NPI) for Ian Mertes is 1184023327, a Type 1 (individual) record in the CMS NPPES registry.
Other providers at this practice address
Browse all → Dwight Evans Internal Medicine Physician · Loma Linda, CA NPI 1760420509 Christine Miller Ambulatory Care Pharmacist · Loma Linda, CA NPI 1144236092 Navin Jaipaul Nephrology Physician · Loma Linda, CA NPI 1588675359 Sharen Wilbur Nurse Practitioner · Loma Linda, CA NPI 1083708531 Andrew Guo Occupational Medicine Physician · Loma Linda, CA NPI 1154480812 Suzanne Hilleary Clinical Psychologist · Loma Linda, CA NPI 1710249313 Raymond Mcdonald Pastoral Counselor · Loma Linda, CA NPI 1619623097
Source: CMS NPPES (public data). Snapshot 2026-07-13. Provider record last updated 2014-08-13.