Dr. Jeremy Fields
- Gender: Male
- Experience: 13 years
- Graduation year: 2008
- Sole propriator: No
- NPI: 1285844142
Dr. Jeremy Fields MD
Gastroenterologist
He is located at 1215 Duff Avenue Mcfarland Clinic. Pc in Ames, IA 50010. Can help patients with the following: Acute Pain, Autoimmune Hepatitis, Cirrhosis, Feeding and Swallowing, Intussusception, Primary Biliary Cirrhosis (PBC). His National Provider Identifier (NPI) number is 1285844142. Appointment can be made via the phone number (515) 239-4450. He is affiliated with 1 practices and 1 hospitals.
Conditions treated
Dr. Jeremy Fields, being an gastroenterologist, 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. Jeremy Fields.
- Abdominal Pain
- Acute Pain
- Anemia
- Arthritis
- Ascites
- Asthma
- Atherosclerosis
- Autoimmune Hepatitis
- Bad Breath
- Barrett's Esophagus
- Bladder Control
- Bleeding Varices
- Blood in Stool
- Botulism
- Cancer
- Carcinoid Tumor
- Celiac Disease
- Chest Pain
- Childhood Obesity
- Cholecystitis
- Chronic Obstructive Pulmonary Disease (COPD)
- Cirrhosis
- Clostridium Difficile Colitis
- Colitis
- Colonoscopy
- Common Cold
- Constipation
- Crohn's Disease
- Cystitis
- Diarrhea
- Diverticulosis
- Edema
- Eosinophilic Esophagitis
- Esophagitis
- Fatty Liver Disease
- Feeding and Swallowing
- Fever
- Food Allergies
- Gallbladder Pain
- Gastric Bypass Surgery
- Gastritis
- Gastroesophageal Reflux Disease (GERD)
- Gastroparesis
- General Care
- Headache
- Heart Disease
- Heartburn
- Helicobacter Pylori Infection
- Hemorrhoids
- Hepatitis A (HAV)
- Hepatitis B (HBV)
- Hepatitis C (HCV)
- Hiatal Hernia
- High Blood Pressure
- Hot Flashes
- Hyperlipidemia
- Hyponatremia
- Indigestion
- Inflammatory Bowel Disease (IBD)
- Influenza
- Inguinal Hernia
- Internal Bleeding
- Intussusception
- Irritable Bowel Syndrome (IBS)
- Lactose Intolerance
- Leaky Gut Syndrome
- Liver Disease
- Migraine
- Nausea and Vomiting
- Obesity
- Osteoporosis
- Pancreas Divisum
- Pancreatic Cancer
- Pancreatic Cysts
- Pancreatitis
- Peptic Ulcer
- Portal Hypertension
- Prescription Refill
- Primary Biliary Cirrhosis (PBC)
- Primary Sclerosing Cholangitis (PSC)
- Stomach Cancer
- Swallowing Disorders
- Ulcerative Colitis
- Urethritis
- Urinary Tract Infection (UTI)
Procedures Performed by Dr. Jeremy Fields
ACA Marketplace (Obamacare/HealthCare.gov) plan networks
Insurers selling ACA Marketplace (HealthCare.gov) plans list Dr. Jeremy Fields 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 18 plans from Medica
| Plan | Plan type | Network tier | New patients |
|---|---|---|---|
| Inspire by Medica Bronze $0 Copay PCP Visits | EPO · Expanded Bronze | Preferred | Accepting new patients |
| Inspire by Medica Bronze Share | EPO · Expanded Bronze | Preferred | Accepting new patients |
| Inspire by Medica Expanded Bronze Standard | EPO · Expanded Bronze | Preferred | Accepting new patients |
| Inspire by Medica Gold $0 Copay PCP Visits | EPO · Gold | Preferred | Accepting new patients |
| Inspire by Medica Gold Share | EPO · Gold | Preferred | Accepting new patients |
| Inspire by Medica Gold Standard | EPO · Gold | Preferred | Accepting new patients |
| Inspire by Medica Silver $0 Copay PCP Visits | EPO · Silver | Preferred | Accepting new patients |
| Inspire by Medica Silver Share | EPO · Silver | Preferred | Accepting new patients |
| Inspire by Medica Silver Standard | EPO · Silver | Preferred | Accepting new patients |
| Medica Insure Bronze $0 Copay PCP Visits | EPO · Expanded Bronze | Preferred | Accepting new patients |
| Medica Insure Bronze Share | EPO · Expanded Bronze | Preferred | Accepting new patients |
| Medica Insure Expanded Bronze Standard | EPO · Expanded Bronze | Preferred | Accepting new patients |
| Medica Insure Gold $0 Copay PCP Visits | EPO · Gold | Preferred | Accepting new patients |
| Medica Insure Gold Share | EPO · Gold | Preferred | Accepting new patients |
| Medica Insure Gold Standard | EPO · Gold | Preferred | Accepting new patients |
| Medica Insure Silver $0 Copay PCP Visits | EPO · Silver | Preferred | Accepting new patients |
| Medica Insure Silver Share | EPO · Silver | Preferred | Accepting new patients |
| Medica Insure Silver Standard | 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. Jeremy Fields 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. Jeremy Fields is enrolled to bill Medicare as a Practitioner - Gastroenterology (also registered under: Practitioner - Internal Medicine) .
Bills through: Mcfarland Clinic 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
Graduated in 2008Additional Specialities
- Internist
Looking for more Gastroenterologists?
Here are gastroenterologists in Iowa you may want to explore.
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- Address: 931 8th Avenue Southeast Cedar Rapids, 52401, IA
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- Address: Suite 100 5041 Utica Ridge Road Davenport, 52807, IA
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- Address: 2222 53rd Avenue Bettendorf, 52722, IA
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- Address: 1215 Duff Avenue Ames, 50010, IA
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- Address: Suite 221 5950 University Avenue West Des Moines, 50266, IA
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- Address: 3600 30th Street Des Moines, 50310, IA
Questions & Answers
What conditions does Dr. Jeremy Fields treat?
Dr. Jeremy Fields provides treatment for Acute Pain, Autoimmune Hepatitis, Cirrhosis, Feeding and Swallowing, Intussusception, Primary Biliary Cirrhosis (PBC). For the full list see this list.
Where can you meet with Dr. Jeremy Fields?
Dr. Jeremy Fields's office is located at 1215 Duff Avenue Mcfarland Clinic. Pc in Ames, IA 50010.
Does Dr. Jeremy Fields accept patients with Wellmark Health Plan of Iowa, Inc.?
Yes, Dr. Jeremy Fields is listed in-network for Wellmark Health Plan of Iowa, Inc. through the ACA Marketplace (Obamacare/HealthCare.gov). See the Marketplace plans section for details.
Has Dr. Jeremy Fields affiliation with hospitals?
Dr. Jeremy Fields is affiliated with MARY GREELEY MEDICAL CENTER.
Does Dr. Jeremy Fields have affiliation with practices?
Dr. Jeremy Fields is affiliated with McFarland Clinic.