Ireneo Yap Diaz Jr. MD

Internal Medicine•Battle Creek, MI

Infectious Disease

Physician

Join to View Full Profile

5500 Armstrong RdBattle Creek, MI 49037
Phone+1 269-966-5600
Fax+1 269-660-6041

Dr. Diaz is on Doximity

As a Doximity member you'll join over two million verified healthcare professionals in a private, secure network.

Gain access to free telehealth tools, such as our “call shielding” and one-way patient texting.
Connect with colleagues in the same hospital or clinic.
Read the latest clinical news, personalized to your specialty.

See Dr. Diaz's Full Profile Already have an account?

Education & Training

University of Missouri-Kansas City School of MedicineFellowship, Infectious Disease, 1992 - 1995
University at Buffalo (Mercy Hospital)Residency, Internal Medicine, 1989 - 1992
University of the Philippines College of MedicineClass of 1986

The following disclaimer is related to board certifications obtained from ABMS®, denoted by the ABMS® logo.

This information is proprietary data maintained in a copyrighted database owned by the American Board of Medical Specialties®. The display and presence of ABMS Data in no way constitutes any affiliation, association with, or endorsement of any advertising, promotion, or sponsorship by ABMS and its affiliates and subsidiaries, the ABMS Member Boards, or ABMS board certified physicians and medical specialists. Copyright 2025 American Board of Medical Specialties®. All rights reserved.

The user is responsible for ensuring that the profile obtained in this directory is the profile of the physician or medical specialist being sought.

A self-designated specialty, subspecialty, or practice area neither implies nor is equivalent to ABMS board certification or the existence of specialized training by or competence of a physician or medical specialist.