Dr. Alexander J. Althoff DDS
Dentist
He is located at 3115 University Drive South in Fargo, ND 58103. Can help patients with the following: Cosmetic Dentistry, Dental Emergency, Dental Implants, Dentin Hypersensitivity, Oral Cancer Examination, Pericoronitis. His National Provider Identifier (NPI) number is 1528686508. Appointment can be made via the phone number (701) 232-8884.
Conditions treated
Dr. Alexander J. Althoff, 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. Alexander J. Althoff.
- 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. Alexander J. Althoff as in-network for the following 2026 plans.
Dental plans
Delta Dental of Minnesota
Network data as of Sep 12, 2026, as reported by the insurer.
| Plan | Plan type | Network tier | New patients |
|---|---|---|---|
| Delta Dental Bronze + Delta Dental Kids Plan | PPO · Low | Delta Dental PPO and Delta Dental Premier | Accepting new patients |
| Delta Dental Gold + Delta Dental Kids Plan | PPO · Low | Delta Dental PPO and Delta Dental Premier | Accepting new patients |
| Delta Dental Kids Plan | PPO · Low | Delta Dental PPO and Delta Dental Premier | Accepting new patients |
| Delta Dental Platinum + Delta Dental Kids Plan | PPO · Low | Delta Dental PPO and Delta Dental Premier | Accepting new patients |
| Delta Dental Silver + Delta Dental Kids Plan | PPO · Low | Delta Dental PPO and Delta Dental Premier | 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. Alexander J. Althoff 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 Insurer directories can be out of date, so always confirm with the insurer and the office before your visit.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?
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- Gender: Male
- Address: 3115 University Drive South Fargo, 58103, ND
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- Address: Unit A 2538 University Drive South Fargo, 58103, ND
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- Address: Suite F 825 28th Street South Fargo, 58103, ND
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- Address: 2704 12th Street South Moorhead, 56560, MN
- Gender: Male
- Address: 2851 University Drive South Fargo, 58103, ND
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- Address: 1231 27th Street Southwest Fargo, 58103, ND
- Gender: Female
- Address: 1338 Gateway Drive South Fargo, 58103, ND
- Gender: Male
- Address: 1205 16th Avenue South Fargo, 58103, ND
Questions & Answers
Does Dr. Alexander J. Althoff accept insurance?
Dr. Alexander J. Althoff is listed in-network for 5 ACA Marketplace (Obamacare/HealthCare.gov) plans from Delta Dental of Minnesota. See the Marketplace plans section for details.
What conditions does Dr. Alexander J. Althoff treat?
Dr. Alexander J. Althoff provides treatment for Cosmetic Dentistry, Dental Emergency, Dental Implants, Dentin Hypersensitivity, Oral Cancer Examination, Pericoronitis. For the full list see this list.
Where can you meet with Dr. Alexander J. Althoff?
Dr. Alexander J. Althoff's office is located at 3115 University Drive South in Fargo, ND 58103.