5
1 Rating
Summary
Dr. Dietmar Grentz is a family medicine physician who also specializes in preventative medicine. He earned his medical degree from Loma Linda University School of Medicine and brings over four decades of clinical experience to his practice. Dr. Grentz is fluent in both Spanish and English.
Dr. Grentz practices at Corewell Health St Joseph Hospital in Saint Joseph, Michigan, and maintains affiliations with University of Michigan Health Sparrow Carson Hospital and Corewell Health Lakeland Hospitals St Joseph Hospital. He focuses on managing diabetes in both adults and children, as well as treating chronic kidney disease. His practice includes routine blood work and comprehensive lab testing to monitor patient health. Patients have given him an average rating of 5.0 out of 5 stars.
Dr. Grentz practices at Corewell Health St Joseph Hospital in Saint Joseph, Michigan, and maintains affiliations with University of Michigan Health Sparrow Carson Hospital and Corewell Health Lakeland Hospitals St Joseph Hospital. He focuses on managing diabetes in both adults and children, as well as treating chronic kidney disease. His practice includes routine blood work and comprehensive lab testing to monitor patient health. Patients have given him an average rating of 5.0 out of 5 stars.
Overview based on verified provider data
Quick Facts
- 43 years of experience
- speaks Spanish, English
- Loma Linda University School Of Medicine
- 2 specialties
- 9 areas of expertise
- 2 hospital affiliations
- 1 office location
- Male
Office Location
Compare with Similar Doctors
 |  |  |  |
| Dr. Dietmar Jorgen Grentz, MD | Dr. Parth Bhavsar | Nicole Baldwin, APRN, FNP-BC | Helix Virtual Care |
| Family Medicine | Family Medicine | Family Medicine | Family Medicine |
| Accepts New Patients | Accepts New Patients | Accepts New Patients | |
| 43 Years of Experience | 12 Years of Experience | 8 Years of Experience | |
| No Virtual Visit Option | Virtual Visit Available | Virtual Visit Available | Virtual Visit Available |
| Speaks Spanish, English | Speaks English, Hindi, Gujarati, Urdu | Speaks English | |
| Saint Joseph , MI | Lawrenceville , GA | Orlando , FL | Boca Raton , FL |
| Med School: Loma Linda University School Of Medicine | Med School: Smt N H L Municipal Medical College | ||
Current Profile | View Profile | View Profile | View Profile |
Insurance Plans Accepted by Dr. Dietmar Jorgen Grentz
Be sure to verify insurance information directly with your doctor's office, as it may undergo frequent changes.
Medical Specialties
Dr. Dietmar Jorgen Grentz has the following 2 specialties
Specialty Expertise
Dr. Dietmar Jorgen Grentz has the following 9 areas of expertise
Certifications, License, & Education
43 Years Experience
MEDICAL LICENSE
Medical Doctor, Michigan, 2025, Expired
EDUCATION & TRAINING
Medical School
Loma Linda University School Of MedicineGraduated in 1983
Similar doctors
Frequently Asked Questions
- What languages does Dr. Dietmar Grentz speak?
- Dr. Dietmar Grentz speaks Spanish and English.
- Does Dr. Dietmar Grentz accept virtual/telehealth appointments?
- Dr. Dietmar Grentz has not indicated that they accept virtual/teleheatlh appointments. Contact their office through their Vitals profile to check for availability.
- Is Dr. Dietmar Grentz accepting new patients?
- Dr. Dietmar Grentz has not indicated that they accept new patients. Contact their office through their Vitals profile to check for availability.
- Does Dr. Dietmar Grentz accept my insurance?
- You can see the insurance plans that Dr. Dietmar Grentz accepts on their Vitals profile.
- Which hospitals is Dr. Dietmar Grentz affiliated with?
- Dr. Dietmar Grentz is affiliated with University Of Michigan Health Sparrow Carson Hospital and Corewell Health Lakeland Hospitals St Joseph Hospital.
Ensuring Data Transparency and Trust: A Guide to Vitals Doctor Listings and Reviews
Our provider data is gathered directly from physicians and publicly available databases. Providers who verify their profiles gain the ability to update information, offering additional details about their specialties,education, treated conditions, performed procedures, and accepted insurances.
Reviews on Vitals are submitted by users only. Recognizing the valuable insights these reviews offer into a doctor's reputation, we maintain internal policies and protocols to ensure the quality and accuracy of all reviews. Importantly, providers cannot delete or alter reviews independently. Reviews can only be deleted or changed following an internal assessment by our customer service team.
Your feedback is highly valued and we encourage you to contact our support team should you encounter any issues.
