0 reviews
Summary
Douglas Diemer works in Portage, MI and specializes in Sleep Medicine. Douglas Diemer is affiliated with Bronson Methodist Hospital.
Quick Facts
- accepting new patients
- 21 insurance plans accepted
- speaks English
- 1 specialty
- 1 hospital affiliation
- 1 office location
Office Location
Bronson Sleep Health
3200 W Centre Ave Ste 203Portage, MI 49024 Tel: (269) 324-0799
Mon7:30 am - 6:00 pm
Tue7:30 am - 6:00 pm
Wed7:30 am - 6:00 pm
Thu7:30 am - 6:00 pm
Fri8:00 am - 4:30 pm
SatClosed
SunClosed
Compare with Similar Doctors
![]() | ![]() | ![]() | ![]() |
| Douglas R Diemer | Dr. Patricia Anne Seiler, MD | Dr. Satya Bhanu Chaparala, MD | Alice F Doe, MD |
| Sleep Medicine | Sleep Medicine | Pulmonology | Sleep Medicine |
| Accepts New Patients | Accepts New Patients | Accepts New Patients | Accepts New Patients |
| 44 Years of Experience | 24 Years of Experience | ||
| No Virtual Visit Option | No Virtual Visit Option | No Virtual Visit Option | No Virtual Visit Option |
| Speaks English | Speaks English | Speaks English, Italian, Spanish | Speaks English, French, Romanian, Spanish |
| Portage , MI | Allegan , MI | Battle Creek , MI | Allegan , MI |
| Med School: Guntur Medical College | Med School: Carol Davila University of Medicine and Pharmacy | ||
Current Profile | View Profile | View Profile | View Profile |
Insurance Plans Accepted by Douglas R Diemer
Medical Specialties
Douglas R Diemer has the following specialty
Similar Doctors
Frequently Asked Questions
- Which hospitals is Douglas Diemer affiliated with?
- Douglas Diemer is affiliated with Bronson Methodist Hospital.
- What languages does Douglas Diemer speak?
- Douglas Diemer speaks English.
- Does Douglas Diemer accept my insurance?
- You can see the insurance plans that Douglas Diemer accepts on their Vitals profile.
- How can I make an appointment with Douglas Diemer?
- You can find contact information for Douglas Diemer here on Vitals.
- Where is Douglas Diemer's office located?
- Douglas Diemer's office is located at 3200 W Centre Ave Ste 203, Portage, MI, 49024.
Data Sources
This provider profile is built using data from:
- NPPES NPI Registry
- 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.









