Dr. William A. Fields
- Gender: Male
- Experience: 9 years
- Graduation year: 2012
- Sole propriator: No
- NPI: 1396003307
Dr. William A. Fields M.D.
Emergency Physician
He is located at 3100 East Fletcher Avenue in Tampa, FL 33613. Can help patients with the following: Acute Pain, Choking, Costochondritis, Headache, Influenza, Nausea and Vomiting. His National Provider Identifier (NPI) number is 1396003307. Appointment can be made via the phone number (813) 971-6000. He is affiliated with 1 hospitals.
Conditions treated
Dr. William Anthony Fields, being an emergency 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. William A. Fields.
- Acute Pain
- Altitude Sickness
- Angina
- Brain Aneurysm
- Brain Hemorrhage
- Broken Bone
- Bruises
- Choking
- Common Cold
- Coronavirus
- Costochondritis
- Febrile Seizure
- Fever
- Frostbite
- General Care
- Headache
- Hematoma
- Influenza
- Insect Stings
- Laceration
- Migraine
- Nausea and Vomiting
- Phlebitis and Thrombophlebitis
- Prescription Refill
- Whiplash
ACA Marketplace (Obamacare/HealthCare.gov) plan networks
Insurers selling ACA Marketplace (HealthCare.gov) plans list Dr. William A. Fields as in-network for the following 2026 plans.
Health plans
Oscar Health Maintenance Organization of Florida
Network data as of Sep 15, 2026, as reported by the insurer.
Show all 26 plans from Oscar Health Maintenance Organization of Florida
| Plan | Plan type | Network tier | New patients |
|---|---|---|---|
| Bronze Classic 4700 | HMO · Expanded Bronze | Preferred | Not accepting new patients |
| Bronze Classic 4700 | with AdventHealth | HMO · Expanded Bronze | Preferred | Not accepting new patients |
| Bronze Classic Standard (2 plan variants) | HMO · Expanded Bronze | Preferred | Not accepting new patients |
| Bronze Classic Standard | with AdventHealth | HMO · Expanded Bronze | Preferred | Not accepting new patients |
| Bronze Elite + PCP Saver Plus | HMO · Expanded Bronze | Preferred | Not accepting new patients |
| Bronze Elite + PCP Saver Plus | with AdventHealth | HMO · Expanded Bronze | Preferred | Not accepting new patients |
| Bronze Simple Breathe Easy with Enhanced COPD Benefits (2 plan variants) | HMO · Expanded Bronze | Preferred | Not accepting new patients |
| Bronze Simple Chronic Care CKM (2 plan variants) | HMO · Expanded Bronze | Preferred | Not accepting new patients |
| Bronze Simple Diabetes (2 plan variants) | HMO · Expanded Bronze | Preferred | Not accepting new patients |
| Gold Classic Standard (2 plan variants) | HMO · Gold | Preferred | Not accepting new patients |
| Gold Classic Standard | with AdventHealth | HMO · Gold | Preferred | Not accepting new patients |
| Gold Elite Saver Plus | with AdventHealth | HMO · Gold | Preferred | Not accepting new patients |
| Gold Simple | HMO · Gold | Preferred | Not accepting new patients |
| Gold Simple | with AdventHealth | HMO · Gold | Preferred | Not accepting new patients |
| Silver Classic Standard (2 plan variants) | HMO · Silver | Preferred | Not accepting new patients |
| Silver Classic Standard | with AdventHealth | HMO · Silver | Preferred | Not accepting new patients |
| Silver Elite | HMO · Silver | Preferred | Not accepting new patients |
| Silver Elite | with AdventHealth | HMO · Silver | Preferred | Not accepting new patients |
| Silver Simple Breathe Easy with Enhanced COPD Benefits (2 plan variants) | HMO · Silver | Preferred | Not accepting new patients |
| Silver Simple Chronic Care CKM | HMO · Silver | Preferred | Not accepting new patients |
| Silver Simple Chronic Care CKM | with AdventHealth | HMO · Silver | Preferred | Not accepting new patients |
| Silver Simple Diabetes | HMO · Silver | Preferred | Not accepting new patients |
| Silver Simple Diabetes | with AdventHealth | HMO · Silver | Preferred | Not accepting new patients |
| Silver Simple PCP Saver | HMO · Silver | Preferred | Not accepting new patients |
| Silver Simple PCP Saver | with AdventHealth | HMO · Silver | Preferred | Not accepting new patients |
| Silver Simple Women's Health with Menopause Benefits (2 plan variants) | HMO · Silver | Preferred | Not 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. William A. 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. William A. Fields is enrolled to bill Medicare as a Practitioner - Emergency Medicine .
Bills through: Tampa Bay Emergency Physicians-heartland Llc
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
| Valeant Pharmaceuticals North America | $100 |
| Relypsa | $92 |
| Boehringer Ingelheim | $30 |
Other
| Food and Beverage | $240 |
Studies
Graduated in 2012
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Questions & Answers
Does Dr. William Anthony Fields accept insurance?
Dr. William Anthony Fields is listed in-network for 26 ACA Marketplace (Obamacare/HealthCare.gov) plans from Oscar Health Maintenance Organization of Florida. See the Marketplace plans section for details.
Has Dr. William Anthony Fields affiliation with hospitals?
Dr. William Anthony Fields is affiliated with FLORIDA HOSPITAL HEARTLAND MEDICAL CENTER.
Where can you meet with Dr. William Anthony Fields?
Dr. William Anthony Fields's office is located at 3100 East Fletcher Avenue in Tampa, FL 33613.
What conditions does Dr. William Anthony Fields treat?
Dr. William Anthony Fields provides treatment for Acute Pain, Choking, Costochondritis, Headache, Influenza, Nausea and Vomiting. For the full list see this list.