Dr. Donald J. Kosiak
- Gender: Male
- Experience: 42 years
- Graduated from: University Of North Dakota School Of Medicine
- Graduation year: 1979
- Sole propriator: No
- NPI: 1629162706
Dr. Donald J. Kosiak MD
Family Physician
He is located at 3318 North 14th Street in Bismarck, ND 58503. Can help patients with the following: Anxiety, Diabetes, Heart Disease, Hyperlipidemia, Infant Care, Migraine. His National Provider Identifier (NPI) number is 1629162706. Appointment can be made via the phone number (701) 323-8300. He is affiliated with 5 practices and 2 hospitals.
Conditions treated
Dr. Donald J. Kosiak, being an family physician, 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. Donald J. Kosiak.
- Abdominal Pain
- Aging In Place
- Anxiety
- Arthritis
- Asthma
- Autism
- Birth Control Counseling
- Breastfeeding and Lactation
- Chronic Obstructive Pulmonary Disease (COPD)
- Common Cold
- Diabetes
- Fever
- General Care
- Headache
- Heart Disease
- High Blood Pressure
- Hyperlipidemia
- Hypothyroidism
- Infant Care
- Influenza
- Migraine
- Mold Exposure
- Nausea and Vomiting
- Obesity
- Osteoarthritis (OA)
- Osteoporosis
- Pregnancy
- Prenatal Care
- Prescription Refill
- Thyroid Disease
- Women's Health
ACA Marketplace (Obamacare/HealthCare.gov) plan networks
Insurers selling ACA Marketplace (HealthCare.gov) plans list Dr. Donald J. Kosiak as in-network for the following 2026 plans.
Health plans
Blue Cross Blue Shield of North Dakota
Network data as of Sep 11, 2026, as reported by the insurer.
Show all 14 plans from Blue Cross Blue Shield of North Dakota
| Plan | Plan type | Network tier | New patients |
|---|---|---|---|
| BlueCare Bronze HSA Eligible $50 PCP Copay ($5 Value Based Drug List) | PPO · Expanded Bronze | In Network | Accepting new patients |
| BlueCare Gold $10 PCP Copay ($5 Value Based Drug List) | PPO · Gold | In Network | Accepting new patients |
| BlueCare Silver $20 PCP Copay ($5 Value Based Drug List) | PPO · Silver | In Network | Accepting new patients |
| BlueDirect Bronze 100 HSA Eligible ($8000 Deductible / $5 Preventive Drug List) | PPO · Expanded Bronze | In Network | Accepting new patients |
| BlueDirect Gold 90 HSA Eligible ($2600 Deductible / $5 Preventive Drug List) | PPO · Gold | In Network | Accepting new patients |
| BlueDirect Silver 80 HSA Eligible ($3500 Deductible / $5 Preventive Drug List) | PPO · Silver | In Network | Accepting new patients |
| BlueEssential Catastrophic 100 HSA Eligible $10600 Deductible | PPO · Catastrophic | In Network | Accepting new patients |
| BlueValue Bronze HSA Eligible $50 PCP Copay (Standardized plan) | PPO · Expanded Bronze | In Network | Accepting new patients |
| BlueValue Gold $30 PCP Copay (Standardized plan) | PPO · Gold | In Network | Accepting new patients |
| BlueValue Silver $40 PCP Copay (Standardized plan) | PPO · Silver | In Network | Accepting new patients |
| DakotaBlue Altru Gold ($5 Value Based Drug List) | PPO · Gold | In Network | Accepting new patients |
| DakotaBlue Altru Silver ($5 Value Based Drug List) | PPO · Silver | In Network | Accepting new patients |
| DakotaBlue Trinity Gold ($5 Value Based Drug List) | PPO · Gold | In Network | Accepting new patients |
| DakotaBlue Trinity Silver ($5 Value Based Drug List) | PPO · Silver | In Network | Accepting new patients |
Medica
Network data as of Jul 13, 2026, as reported by the insurer.
Show all 9 plans from Medica
| Plan | Plan type | Network tier | New patients |
|---|---|---|---|
| Medica Individual Choice Bronze $0 Copay PCP Visits | HMO · Expanded Bronze | Preferred | Accepting new patients |
| Medica Individual Choice Bronze Share | HMO · Expanded Bronze | Preferred | Accepting new patients |
| Medica Individual Choice Expanded Bronze Standard | HMO · Expanded Bronze | Preferred | Accepting new patients |
| Medica Individual Choice Gold $0 Copay PCP Visits | HMO · Gold | Preferred | Accepting new patients |
| Medica Individual Choice Gold Share | HMO · Gold | Preferred | Accepting new patients |
| Medica Individual Choice Gold Standard | HMO · Gold | Preferred | Accepting new patients |
| Medica Individual Choice Silver $0 Copay PCP Visits | HMO · Silver | Preferred | Accepting new patients |
| Medica Individual Choice Silver Share | HMO · Silver | Preferred | Accepting new patients |
| Medica Individual Choice Silver Standard | HMO · Silver | Preferred | Accepting new patients |
Sanford Health Plan
Network data as of Aug 9, 2018, as reported by the insurer.
Show all 16 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 |
| Sanford Individual TRUE $1,750 | HMO · Gold | Shptrue | Accepting new patients |
| Sanford Individual TRUE $3,500 | HMO · Silver | Shptrue | Accepting new patients |
| Sanford Individual TRUE $4,750 | HMO · Silver | Shptrue | Accepting new patients |
| Sanford Individual TRUE $6,500 | HMO · Expanded Bronze | Shptrue | Accepting new patients |
| Sanford Individual TRUE $7,200 HSA Qualified | HMO · Expanded Bronze | Shptrue | Accepting new patients |
| Sanford Individual TRUE Standardized $2,000 | HMO · Gold | Shptrue | Accepting new patients |
| Sanford Individual TRUE Standardized $6,000 | HMO · Silver | Shptrue | Accepting new patients |
| Sanford Individual TRUE Standardized $7,500 | HMO · Expanded Bronze | Shptrue | 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. Donald J. Kosiak 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. Donald J. Kosiak is enrolled to bill Medicare as a Practitioner - Family Practice .
Bills through: Sanford Bismarck
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
| Astellas Pharma | $74 |
| Medtronic | $54 |
| Novo Nordisk | $36 |
Other
| Food and Beverage | $326 |
Studies
UNIVERSITY OF NORTH DAKOTA SCHOOL OF MEDICINE
Graduated in 1979Affiliated practices
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Questions & Answers
Does Dr. Donald J. Kosiak have affiliation with practices?
Dr. Donald J. Kosiak is affiliated with Sanford Health East Dickinson Clinic. For the full list of practices see this list.
Does Dr. Donald J. Kosiak accept insurance?
Dr. Donald J. Kosiak is listed in-network for 39 ACA Marketplace (Obamacare/HealthCare.gov) plans from Blue Cross Blue Shield of North Dakota, Medica, Sanford Health Plan. See the Marketplace plans section for details.
Has Dr. Donald J. Kosiak affiliation with hospitals?
Dr. Donald J. Kosiak is affiliated with SANFORD MEDICAL CENTER BISMARCK. For the full list of hospitals see this list.
Where can you meet with Dr. Donald J. Kosiak?
Dr. Donald J. Kosiak's office is located at 3318 North 14th Street in Bismarck, ND 58503.
What conditions does Dr. Donald J. Kosiak treat?
Dr. Donald J. Kosiak provides treatment for Anxiety, Diabetes, Heart Disease, Hyperlipidemia, Infant Care, Migraine. For the full list see this list.