Dr. Dennis J. Willert
- Gender: Male
- Experience: 16 years
- Graduated from: Palmer College Chiropractic - Davenport
- Graduation year: 2005
- Sole propriator: No
- NPI: 1467420752
Dr. Dennis J. Willert DC
Chiropractor
He is located at 417 Main Avenue in Brookings, SD 57006. Can help patients with the following: Arthritis, Back Pain, Carpal Tunnel Syndrome, Headache, Migraine, Muscle Pain. His National Provider Identifier (NPI) number is 1467420752. Appointment can be made via the phone number (605) 692-0123. He is affiliated with 2 practices.
Conditions treated
Dr. Dennis Jay Willert, being an chiropractor, 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. Dennis J. Willert.
- Arthritis
- Back Pain
- Car Accident Injuries
- Carpal Tunnel Syndrome
- Fibromyalgia
- Headache
- Herniated Disc
- Low Back Pain
- Migraine
- Muscle Pain
- Neck Pain
- Scoliosis
- Whiplash
Procedures Performed by Dr. Dennis J. Willert
ACA Marketplace (Obamacare/HealthCare.gov) plan networks
Insurers selling ACA Marketplace (HealthCare.gov) plans list Dr. Dennis J. Willert as in-network for the following 2026 plans.
Health plans
Avera Health Plans
Network data as of Jan 23, 2026, as reported by the insurer.
Show all 23 plans from Avera Health Plans
| Plan | Plan type | Network tier | New patients |
|---|---|---|---|
| ConnectPlus $0 Gold (2 plan variants) | PPO · Gold | Commercial | Accepting new patients |
| ConnectPlus $0 Silver (2 plan variants) | PPO · Silver | Commercial | Accepting new patients |
| ConnectPlus $10,600 HSA Eligible HDHP (2 plan variants) | PPO · Catastrophic | Commercial | Accepting new patients |
| ConnectPlus $1800 (2 plan variants) | PPO · Gold | Commercial | Accepting new patients |
| ConnectPlus $4500 (2 plan variants) | PPO · Silver | Commercial | Accepting new patients |
| ConnectPlus $6500 HSA Eligible HDHP (2 plan variants) | PPO · Expanded Bronze | Commercial | Accepting new patients |
| ConnectPlus $7500 HSA Eligible HDHP (2 plan variants) | PPO · Expanded Bronze | Commercial | Accepting new patients |
| ConnectPlus MyWeighForward $2000 (2 plan variants) | PPO · Gold | Commercial | Accepting new patients |
| ConnectPlus MyWeighForward $6000 (2 plan variants) | PPO · Silver | Commercial | Accepting new patients |
| ConnectPlus Standard $2000 (2 plan variants) | PPO · Gold | Commercial | Accepting new patients |
| ConnectPlus Standard $6000 (2 plan variants) | PPO · Silver | Commercial | Accepting new patients |
| ConnectPlus Standard $7500 HSA Eligible HDHP (2 plan variants) | PPO · Expanded Bronze | Commercial | Accepting new patients |
| DirectConnect $0 Gold | HMO · Gold | Direct | Accepting new patients |
| DirectConnect $0 Silver | HMO · Silver | Direct | Accepting new patients |
| DirectConnect $1800 | HMO · Gold | Direct | Accepting new patients |
| DirectConnect $4500 | HMO · Silver | Direct | Accepting new patients |
| DirectConnect $6500 HSA Eligible HDHP | HMO · Expanded Bronze | Direct | Accepting new patients |
| DirectConnect $7500 HSA Eligible HDHP | HMO · Expanded Bronze | Direct | Accepting new patients |
| DirectConnect MyWeighForward $2000 | HMO · Gold | Direct | Accepting new patients |
| DirectConnect MyWeighForward $6000 | HMO · Silver | Direct | Accepting new patients |
| DirectConnect Standard $2000 | HMO · Gold | Direct | Accepting new patients |
| DirectConnect Standard $6000 | HMO · Silver | Direct | Accepting new patients |
| DirectConnect Standard $7500 HSA Eligible HDHP | HMO · Expanded Bronze | Direct | Accepting new patients |
Sanford Health Plan
Network data as of May 23, 2018, as reported by the insurer.
Show all 8 plans from Sanford Health Plan
| Plan | Plan type | Network tier | New patients |
|---|---|---|---|
| Sanford Individual Simplicity $1,750 | PPO · Gold | Simplicity | Accepting new patients |
| Sanford Individual Simplicity $3,500 | PPO · Silver | Simplicity | Accepting new patients |
| Sanford Individual Simplicity $4,750 | PPO · Silver | Simplicity | Accepting new patients |
| Sanford Individual Simplicity $6,500 | PPO · Expanded Bronze | Simplicity | Accepting new patients |
| Sanford Individual Simplicity $7,200 HSA Qualified | PPO · Expanded Bronze | Simplicity | Accepting new patients |
| Sanford Individual Simplicity Standardized $2,000 | PPO · Gold | Simplicity | Accepting new patients |
| Sanford Individual Simplicity Standardized $6,000 | PPO · Silver | Simplicity | Accepting new patients |
| Sanford Individual Simplicity Standardized $7,500 | PPO · Expanded Bronze | Simplicity | Accepting new patients |
Wellmark of South Dakota, Inc.
Network data as of Sep 8, 2026, as reported by the insurer.
Show all 7 plans from Wellmark of South Dakota, Inc.
| Plan | Plan type | Network tier | New patients |
|---|---|---|---|
| Wellmark Bronze HDHP EPO HSA Qualified (2 plan variants) | EPO · Expanded Bronze | Bluerx Essentials | Accepting new patients |
| Wellmark Bronze Traditional EPO (2 plan variants) | EPO · Expanded Bronze | Bluerx Essentials | Accepting new patients |
| Wellmark Gold Traditional EPO (2 plan variants) | EPO · Gold | Bluerx Essentials | Accepting new patients |
| Wellmark Silver Traditional EPO (2 plan variants) | EPO · Silver | Bluerx Essentials | Accepting new patients |
| Wellmark Standard Bronze EPO (2 plan variants) | EPO · Expanded Bronze | Bluerx Essentials | Accepting new patients |
| Wellmark Standard Gold EPO (2 plan variants) | EPO · Gold | Bluerx Essentials | Accepting new patients |
| Wellmark Standard Silver EPO (2 plan variants) | EPO · Silver | Bluerx Essentials | 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. Dennis J. Willert is out of network. Insurer directories can be out of date, so always confirm with the insurer and the office before your visit.
Medicare Enrollment
Dr. Dennis J. Willert is enrolled to bill Medicare as a Practitioner - Chiropractic .
Bills through: Willert Enterprises Pc
Based on Medicare's public enrollment records as of Jul 17, 2026. This reflects Medicare fee-for-service enrollment only and says nothing about other insurance, quality, outcomes, or board certification.
Studies
PALMER COLLEGE CHIROPRACTIC - DAVENPORT
Graduated in 2005
Looking for more Chiropractors?
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Questions & Answers
Where can you meet with Dr. Dennis Jay Willert?
Dr. Dennis Jay Willert's office is located at 417 Main Avenue in Brookings, SD 57006.
Does Dr. Dennis Jay Willert accept patients with Sanford Health Plan?
Yes, Dr. Dennis Jay Willert is listed in-network for Sanford Health Plan through the ACA Marketplace (Obamacare/HealthCare.gov). See the Marketplace plans section for details.
What conditions does Dr. Dennis Jay Willert treat?
Dr. Dennis Jay Willert provides treatment for Arthritis, Back Pain, Carpal Tunnel Syndrome, Headache, Migraine, Muscle Pain. For the full list see this list.
Does Dr. Dennis Jay Willert have affiliation with practices?
Dr. Dennis Jay Willert is affiliated with Healthfirst Chiropractic of Brookings. For the full list of practices see this list.