Dr. Katherine Bonnichsen
- Gender: Female
- Experience: 7 years
- Graduated from: Sanford School Of Medicine Of University Of South Dakota
- Graduation year: 2014
- Sole propriator: No
- NPI: 1003234832
Dr. Katherine Bonnichsen MD
Dermatologist
She is located at Avera Medical Group Pierre - Helmsley Center 801 E Sioux Ave in Pierre, SD 57501. Can help patients with the following: Actinic Keratosis, Alopecia Areata (AA), Moles, Skin Tag, Varicose Veins, Warts. Her National Provider Identifier (NPI) number is 1003234832. Appointment can be made via the phone number (605) 945-5217. She is affiliated with 1 hospitals.
Conditions treated
Dr. Katherine Bonnichsen, being an dermatologist, 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. Katherine Bonnichsen.
- Acne
- Actinic Keratosis
- Albinism
- Alopecia Areata (AA)
- Athlete's Foot
- Birthmarks
- Blister
- Bug Bites
- Contact Dermatitis
- Dermabrasion
- Dry Skin
- Eczema
- Erythema Nodosum
- Folliculitis
- Hair Loss
- Heat Rash
- Henoch-Schonlein Purpura (HSP)
- Hives
- Hyperhidrosis
- Impetigo
- Ingrown Hair
- Intertrigo
- Jock Itch
- Keloid
- Keratosis Pilaris (KP)
- Lichen Planus
- MRSA Infection
- Melanoma
- Melasma
- Moles
- Molluscum Contagiosum
- Pityriasis Rosea
- Porphyria
- Psoriasis
- Ringworm
- Rosacea
- Scabies
- Scars
- Sebaceous Cyst
- Seborrhea
- Seborrheic Keratosis
- Shingles
- Skin Biopsy
- Skin Cancer
- Skin Itching
- Skin Tag
- Streptococcal Infections
- Stretch Marks
- Sunburn and Sun Poisoning
- Thrush
- Tinea Versicolor
- Varicose Veins
- Vitiligo
- Warts
- Wrinkles
ACA Marketplace (Obamacare/HealthCare.gov) plan networks
Insurers selling ACA Marketplace (HealthCare.gov) plans list Dr. Katherine Bonnichsen 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 |
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. Katherine Bonnichsen 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. Katherine Bonnichsen is enrolled to bill Medicare as a Practitioner - Dermatology .
Bills through: Avera St Marys
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.
Payments received
Drug payment
| Novartis | $204 |
| Lilly | $98 |
| Mallinckrodt | $95 |
Other
| Food and Beverage | $483 |
Studies
SANFORD SCHOOL OF MEDICINE OF UNIVERSITY OF SOUTH DAKOTA
Graduated in 2014
Looking for more Dermatologists?
Here are dermatologists in South Dakota you may want to explore.
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- Address: First Floor 1310 W. 22nd St. Sioux Falls, 57105, SD
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- Address: 6701 South Minnesota Avenue Sioux Falls, 57108, SD
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Questions & Answers
What conditions does Dr. Katherine Bonnichsen treat?
Dr. Katherine Bonnichsen provides treatment for Actinic Keratosis, Alopecia Areata (AA), Moles, Skin Tag, Varicose Veins, Warts. For the full list see this list.
Does Dr. Katherine Bonnichsen accept insurance?
Dr. Katherine Bonnichsen is listed in-network for 30 ACA Marketplace (Obamacare/HealthCare.gov) plans from Avera Health Plans, Wellmark of South Dakota, Inc.. See the Marketplace plans section for details.
Has Dr. Katherine Bonnichsen affiliation with hospitals?
Dr. Katherine Bonnichsen is affiliated with AVERA ST MARY'S HOSPITAL.
Where can you meet with Dr. Katherine Bonnichsen?
Dr. Katherine Bonnichsen's office is located at Avera Medical Group Pierre - Helmsley Center 801 E Sioux Ave in Pierre, SD 57501.