Dr. Heidi G. Stoltenberg M.D.
Family Physician
She is located at 1000 4th Street Southwest in Mason City, IA 50401. Can help patients with the following: Birth Control Counseling, Fever, General Care, Hypothyroidism, Infant Care, Nausea and Vomiting. Her National Provider Identifier (NPI) number is 1518947936. Appointment can be made via the phone number (641) 428-7000.
Conditions treated
Dr. Heidi Gaye Stoltenberg, 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. Heidi G. Stoltenberg.
- 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. Heidi G. Stoltenberg as in-network for the following 2026 plans.
Health plans
Medica
Network data as of May 18, 2026, as reported by the insurer.
Show all 9 plans from Medica
| Plan | Plan type | Network tier | New patients |
|---|---|---|---|
| Medica Insure Bronze $0 Copay PCP Visits | EPO · Expanded Bronze | Standardtier | Accepting new patients |
| Medica Insure Bronze Share | EPO · Expanded Bronze | Standardtier | Accepting new patients |
| Medica Insure Expanded Bronze Standard | EPO · Expanded Bronze | Standardtier | Accepting new patients |
| Medica Insure Gold $0 Copay PCP Visits | EPO · Gold | Standardtier | Accepting new patients |
| Medica Insure Gold Share | EPO · Gold | Standardtier | Accepting new patients |
| Medica Insure Gold Standard | EPO · Gold | Standardtier | Accepting new patients |
| Medica Insure Silver $0 Copay PCP Visits | EPO · Silver | Standardtier | Accepting new patients |
| Medica Insure Silver Share | EPO · Silver | Standardtier | Accepting new patients |
| Medica Insure Silver Standard | EPO · Silver | Standardtier | Accepting new patients |
Oscar Insurance Company
Network data as of Sep 15, 2026, as reported by the insurer.
Show all 16 plans from Oscar Insurance Company
| Plan | Plan type | Network tier | New patients |
|---|---|---|---|
| Bronze Classic 4700 | MercyOne | EPO · Expanded Bronze | Preferred | Accepting new patients |
| Bronze Classic Standard | MercyOne | EPO · Expanded Bronze | Preferred | Accepting new patients |
| Bronze Elite + PCP Saver Plus | MercyOne | EPO · Expanded Bronze | Preferred | Accepting new patients |
| Bronze Simple Breathe Easy with Enhanced COPD Benefits | MercyOne | EPO · Expanded Bronze | Preferred | Accepting new patients |
| Bronze Simple Chronic Care CKM | MercyOne | EPO · Expanded Bronze | Preferred | Accepting new patients |
| Bronze Simple Diabetes | MercyOne | EPO · Expanded Bronze | Preferred | Accepting new patients |
| Gold Classic Standard | MercyOne | EPO · Gold | Preferred | Accepting new patients |
| Gold Elite | MercyOne | EPO · Gold | Preferred | Accepting new patients |
| Secure | MercyOne | EPO · Catastrophic | Preferred | Accepting new patients |
| Silver Classic Standard | MercyOne | EPO · Silver | Preferred | Accepting new patients |
| Silver Classic | MercyOne | EPO · Silver | Preferred | Accepting new patients |
| Silver Simple Breathe Easy with Enhanced COPD Benefits | MercyOne | EPO · Silver | Preferred | Accepting new patients |
| Silver Simple Chronic Care CKM | MercyOne | EPO · Silver | Preferred | Accepting new patients |
| Silver Simple Diabetes | MercyOne | EPO · Silver | Preferred | Accepting new patients |
| Silver Simple PCP Saver | MercyOne | EPO · Silver | Preferred | Accepting new patients |
| Silver Simple Women's Health with Menopause Benefits | MercyOne | EPO · Silver | Preferred | Accepting new patients |
Wellmark Health Plan of Iowa, Inc.
Network data as of Sep 8, 2026, as reported by the insurer.
Show all 7 plans from Wellmark Health Plan of Iowa, Inc.
| Plan | Plan type | Network tier | New patients |
|---|---|---|---|
| Wellmark Bronze HDHP HMO HSA Qualified | HMO · Expanded Bronze | Wellmark Blue HMO Network | Accepting new patients |
| Wellmark Bronze Traditional HMO | HMO · Expanded Bronze | Wellmark Blue HMO Network | Accepting new patients |
| Wellmark Gold Traditional HMO | HMO · Gold | Wellmark Blue HMO Network | Accepting new patients |
| Wellmark Silver Traditional HMO | HMO · Silver | Wellmark Blue HMO Network | Accepting new patients |
| Wellmark Standard Bronze HMO | HMO · Expanded Bronze | Wellmark Blue HMO Network | Accepting new patients |
| Wellmark Standard Gold HMO | HMO · Gold | Wellmark Blue HMO Network | Accepting new patients |
| Wellmark Standard Silver HMO | HMO · Silver | Wellmark Blue HMO Network | 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. Heidi G. Stoltenberg 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. Heidi G. Stoltenberg is enrolled to bill Medicare as a Practitioner - Pediatric Medicine .
Bills through: North Iowa Mercy Clinics
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.
Looking for more Family Physicians?
Out of the 73 family physicians in this region, here are 10 randomly selected ones for you to explore.
- Gender: Male
- Address: 1420 4th Street Southeast Mason City, 50401, IA
- Gender: Male
- Address: Suite 120 1010 4th Street Southwest Mason City, 50401, IA
- Gender: Male
- Address: 4333 South 86th Street Suite 100 Lincoln, 68526, NE
- Gender: Male
- Address: 1000 4th Street Southwest Mason City, 50401, IA
- Gender: Female
- Address: 1000 4th Street Southwest Mason City, 50401, IA
- Gender: Male
- Address: 407 South White Street Suite 103 Mount Pleasant, 52641, IA
- Gender: Male
- Address: 321 8th Avenue West Cresco, 52136, IA
- Gender: Female
- Address: Suite 340 1010 4th Street Southwest Mason City, 50401, IA
- Gender: Female
- Address: 1010 4th Street Southwest Mason City, 50401, IA
- Gender: Male
- Address: 1000 4th Street Southwest Mason City, 50401, IA
Questions & Answers
Does Dr. Heidi Gaye Stoltenberg accept patients with Oscar Insurance Company?
Yes, Dr. Heidi Gaye Stoltenberg is listed in-network for Oscar Insurance Company through the ACA Marketplace (Obamacare/HealthCare.gov). See the Marketplace plans section for details.
Where can you meet with Dr. Heidi Gaye Stoltenberg?
Dr. Heidi Gaye Stoltenberg's office is located at 1000 4th Street Southwest in Mason City, IA 50401.
What conditions does Dr. Heidi Gaye Stoltenberg treat?
Dr. Heidi Gaye Stoltenberg provides treatment for Birth Control Counseling, Fever, General Care, Hypothyroidism, Infant Care, Nausea and Vomiting. For the full list see this list.