0 reviews
Summary
Dr. Osterholzer graduated from the University of Michigan Medical School in 1999. He works in Ann Arbor, MI and 1 other location and specializes in Critical Care Medicine, Internal Medicine and Pulmonology. Dr. Osterholzer is affiliated with Lieutenant Colonel Charles S Kettles Va Medical Center, Von Voigtlander Womens Hospital and UNIVERSITY OF MICHIGAN HEALTH SYSTEM.
Quick Facts
- 27 years of experience
- speaks English, Spanish
- University Of Michigan Health System
- 3 specialties
- 9 areas of expertise
- 3 hospital affiliations
- 2 office locations
- Male
Office Locations
Dr. John Joseph Osterholzer has 2 locationsUniversity Of Michigan Medical Center
1500 E Medical Center DrAnn Arbor, MI 48109 Tel: (734) 936-4000
Compare with Similar Doctors
![]() | ![]() | ![]() | ![]() |
| Dr. John Joseph Osterholzer, MD | Khalid Bashir Arain | Dashanique Williams | Nidhi Vijayvargiya |
| Critical Care Medicine | Critical Care Medicine | Anesthesiology | Nephrology |
| 27 Years of Experience | 36 Years of Experience | 15 Years of Experience | |
| No Virtual Visit Option | No Virtual Visit Option | No Virtual Visit Option | No Virtual Visit Option |
| Speaks English, Spanish | |||
| Ann Arbor , MI | Canton , MI | Canton , MI | Ann Arbor , MI |
| Med School: University Of Michigan Medical School | Med School: Aga Khan University Medical College | Med School: University Of Toledo College Of Medicine | |
Current Profile | View Profile | View Profile | View Profile |
Insurance Plans Accepted by Dr. John Joseph Osterholzer
Be sure to verify insurance information directly with your doctor's office, as it may undergo frequent changes.
Medical Specialties
Dr. John Joseph Osterholzer has the following 3 specialties
Specialty Expertise
Dr. John Joseph Osterholzer has the following 9 areas of expertise
Certifications, License, & Education
27 Years Experience
Dr. John Joseph Osterholzer holds an expired medical license in the state of Michigan.
Medical License
Medical Doctor with an expired medical license in the state of Michigan that expired in 2026.
Education & Training
Residency
Completed their residency at University Of Michigan Health System.
Medical School
Graduated from University Of Michigan Medical School in 1999.
NPI Number
Dr. Osterholzer's NPI number is 1669588083.
Similar doctors
Frequently Asked Questions
- How can I make an appointment with Dr. John Osterholzer?
- You can find contact information for Dr. John Osterholzer here on Vitals.
- Is Dr. John Osterholzer accepting new patients?
- Dr. John Osterholzer has not indicated that they accept new patients. Contact their office through their Vitals profile to check for availability.
- What languages does Dr. John Osterholzer speak?
- Dr. John Osterholzer speaks English and Spanish.
- Does Dr. John Osterholzer accept my insurance?
- You can see the insurance plans that Dr. John Osterholzer accepts on their Vitals profile.
- Does Dr. John Osterholzer accept virtual/telehealth appointments?
- Dr. John Osterholzer has not indicated that they accept virtual/teleheatlh appointments. Contact their office through their Vitals profile to check for availability.
Data Sources
This provider profile is built using data from:
- NPPES NPI Registry
- State medical licensing boards
- Healthcare system and provider network data
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.

