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License & Identifications

A medical license is required for a doctor to practice medicine in a particular state. Requirements vary by state but most require, at a minimum, post-graduate training in the doctor’s specific specialty. An NPI number is a national identifier unique to an individual health care provider and is managed by the Center for Medicare & Medicaid Services (CMS).

Learn more about Dr. Zhengjin Cao:

View the full profile to get information on:

  1. Qualifications
  2. What's important to you

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Patient Reviews

Patient comments (1)

The overall average patient rating of Dr. Zhengjin Cao is Excellent. Dr. Cao has been reviewed by 2 patients who have provided 1 comments. The rating is 5 out of 5 stars.

Patient Ratings
Ease of Appointment 5.0
Promptness 5.0
Courteous Staff 5.0
Accurate Diagnosis 5.0
Bedside Manner 5.0
Spends Time with Me 5.0
Follows Up After Visit 5.0

Specialties & Research

Dr. Zhengjin Cao, MD, PHD is board certified in Internal Medicine.

Education & Awards

Dr. Cao graduated from Jiangxi Medical College, Nanchang.


Dr. Cao has 11 hospital affiliations:

  • Mercy Medical Center-Dubuque 
  • Trinity Health - Terrace Park Campus 

> > > > Dr. Zhengjin Cao, MD, PHD

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Additional Information
Dr. Zhengjin Cao MD and PHD is a male Internist, has 23 years of experience and practices in Internal Medicine.
Where does Dr. Zhengjin Cao practice?
Dr. Zhengjin Cao has 1 office location.
Dr. Zhengjin Cao practices Internal Medicine near Dubuque, IA.
See Dubuque Internists.