Dr. John N. Demetropoulos
- Gender: Male
- Sole propriator: Yes
- NPI: 1891898748
Dr. John N. Demetropoulos DDS
Dentist
He is located at Tomah Va Medical Center 500 E. Veterans Street in Tomah, WI 54660. Can help patients with the following: Bleeding Gums, Dental Implants, Dentin Hypersensitivity, Gum Disease / Gingivitis, Invisalign, Teeth Whitening. His National Provider Identifier (NPI) number is 1891898748. Appointment can be made via the phone number (608) 372-3971.
Conditions treated
Dr. John Nicholas Demetropoulos, being an dentist, treats the following conditions. Please be advised that this list may not be complete. For the full list of conditions treated, consult directly with Dr. John N. Demetropoulos.
- Bleeding Gums
- Cosmetic Dentistry
- Dental Bridges
- Dental Crowns and Caps
- Dental Emergency
- Dental Exam and Cleaning
- Dental Implants
- Dental Malocclusion
- Dentin Hypersensitivity
- Dentures
- Gum Disease / Gingivitis
- Invisalign
- Laser
- Oral Cancer Examination
- Pericoronitis
- Teeth Grinding
- Teeth Whitening
- Veneers
ACA Marketplace (Obamacare/HealthCare.gov) plan networks
Insurers selling ACA Marketplace (HealthCare.gov) plans list Dr. John N. Demetropoulos as in-network for the following 2026 plans.
Dental plans
Renaissance Dental
Network data as of Sep 16, 2026, as reported by the insurer.
| Plan | Plan type | Network tier | New patients |
|---|---|---|---|
| Wisconsin Preferred Plan | PPO · Low | Preferred | Accepting new patients |
| Wisconsin Preferred Plan (Pediatric Only) | PPO · Low | Preferred | Accepting new patients |
| Wisconsin Wellness Essentials | PPO · Low | Preferred | Accepting new patients |
This covers ACA Marketplace plans only, as reported by each insurer. It does not include employer, Medicare Advantage, or state-run exchange plans, and a plan missing from this list does not mean Dr. John N. Demetropoulos is out of network. Insurer directories can be out of date, so always confirm with the insurer and the office before your visit.
Looking for more Dentists?
There are 8 other dentists in this region.
- Gender: Male
- Address: 214 Larkin Street Tomah, 54660, WI
- Gender: Male
- Address: 1220 Mark Avenue Tomah, 54660, WI
- Gender: Male
- Address: 500 East Veterans Street Tomah, 54660, WI
- Gender: Male
- Address: 214 Larkin Street Tomah, 54660, WI
- Gender: Male
- Address: 500 East Veterans Street Tomah, 54660, WI
- Gender: Male
- Address: 820 North Superior Avenue Tomah, 54660, WI
- Gender: Male
- Address: 1220 Mark Avenue Tomah, 54660, WI
- Gender: Male
- Address: 214 Larkin Street Tomah, 54660, WI
Questions & Answers
Where can you meet with Dr. John Nicholas Demetropoulos?
Dr. John Nicholas Demetropoulos's office is located at Tomah Va Medical Center 500 E. Veterans Street in Tomah, WI 54660.
Does Dr. John Nicholas Demetropoulos accept insurance?
Dr. John Nicholas Demetropoulos is listed in-network for 3 ACA Marketplace (Obamacare/HealthCare.gov) plans from Renaissance Dental. See the Marketplace plans section for details.
What conditions does Dr. John Nicholas Demetropoulos treat?
Dr. John Nicholas Demetropoulos provides treatment for Bleeding Gums, Dental Implants, Dentin Hypersensitivity, Gum Disease / Gingivitis, Invisalign, Teeth Whitening. For the full list see this list.