Dr. William Anthony Fields, MD
- Medicare services, 2024
- 643
- Medicare patients, 2024
- 445
- Part D claims, 2024
- 197
- Publications
- 1
- MIPS score, 2024
- 95
- Practice address
- 4200 Sun N Lake Blvd, Sebring, FL 33872
- Practice phone
- Call (863) 314-4466
- Professional email
- Get professional email
- Personal email
- Get personal email
- Mobile number
- Get mobile number
Primary practice
Find Dr. Fields' professional email, personal email and mobile number
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Dr. William Anthony Fields is an emergency medicine physician in Sebring, Florida
Dr. Fields practices at AdventHealth Sebring in Sebring, Florida, part of AdventHealth.
Dr. Fields' NPI, 1396003307, was assigned on April 26, 2012. Dr. Fields graduated from Florida State University College Of Medicine in 2012. Dr. Fields holds Florida license ME122379.
- NPI
- 1396003307NPI Registry (opens in a new tab)
- Medicare PAC ID
- 3274846951
- NPI enumeration date
- April 26, 2012
- NPI status
- Active
- Accepts Medicare assignment
- Yes
- Practice phone
- (863) 314-4466
- Professional email
- Get email
- Personal email
- Get email
- Mobile number
- Get number
- Sex
- Male
- Estimated age
- 40
- Medical school graduation
- 2012
Sources: NPPES NPI Registry (CMS); Dmand AI Professional Profile Data; Dmand AI Affiliation Data; and Doctors and Clinicians National Downloadable File (CMS)
Dr. William Anthony Fields practices at AdventHealth Sebring in Sebring, Florida
Dr. Fields' primary practice is AdventHealth Sebring, at 4200 Sun N Lake Blvd, Sebring, FL 33872 in Highlands County. The practice phone is (863) 314-4466.
- AdventHealth Sebring4200 Sun N Lake Blvd, Sebring, FL 33872 · Highlands CountyPhone(863) 314-4466
Source: Dmand AI Affiliation Data
Dr. William Anthony Fields is affiliated with 2 sites of care and 1 medical group
Dr. Fields' primary practice is AdventHealth Sebring in Sebring, Florida, part of AdventHealth. Dr. Fields is also affiliated with AdventHealth Tampa. The medical group on file is Emergency Medicine Physicians.
Sources: Dmand AI Affiliation Data; and Dmand AI Org Hierarchy Data
Dmand AI tracks the EHR system at Dr. William Anthony Fields' practice
Dmand AI tracks the electronic health record (EHR) system at each site where Dr. Fields practices, 2 sites in all. Vendor and product names are available with a free account.
| Site | EHR vendor and product |
|---|---|
| AdventHealth Sebring | Available with a free account |
| +1 more affiliated site | Available with a free account |
Source: Dmand AI Technology Install Data
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Dr. William Anthony Fields is one of 3,847 emergency medicine physicians in Florida
Emergency medicine is Dr. Fields' primary specialty in the NPI Registry, under taxonomy code 207P00000X. Dr. Fields is board certified in emergency medicine by the American Board of Emergency Medicine. Dmand AI has Dr. Fields' licenses on file in 4 states: Florida, Ohio, Pennsylvania and Maryland.
Specialties and state licenses
- Emergency medicine, FloridaPrimary
- Ohio license
- Pennsylvania license
- Maryland license
Emergency medicine physicians near Dr. Fields
Counts of emergency medicine physicians with a Dmand AI profile, by place and practice. Each opens the list.
Sources: NPPES NPI Registry (CMS); Dmand AI Professional Profile Data; and Dmand AI Peer Benchmarks
Dr. William Anthony Fields billed Medicare for 643 services in 2024
CMS data shows 643 Medicare services from Dr. Fields across 5 procedure codes in 2024, for 445 Medicare patients. Medicare paid $52,024 for them. Every service was in a facility, such as a hospital, rather than an office.
Dr. Fields' Medicare services by type, 2023 to 2024
- 2023
- 2024
- Office and hospital visits
- 2023: 4402024: 37515%
- Tests and treatments
- 2023: 3082024: 26813%
Dr. Fields compared with the Florida median for emergency medicine physicians, 2024
- Dr. Fields
- Florida median
- Medicare services
- 643vs 3082.1 times
- Medicare patients
- 445vs 27761% above
- Part D claims
- 86vs 84Close to median
Medians across 3,699 emergency medicine physicians in Florida with Dmand AI profiles that report each measure.
Dr. Fields' most billed Medicare procedure codes, 2024
CMS publishes codes billed for 11 or more Medicare patients. Each label is the code family; CPT descriptions are licensed by the AMA.
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Medicare shows one payer. Book a meeting to get commercial claims data for Dr. Fields and other emergency medicine physicians in Florida.
Sources: Medicare Physician & Other Practitioners - by Provider and Service (CMS), 2024 data; and Dmand AI Peer Benchmarks
Dr. William Anthony Fields treated 445 Medicare patients in 2024, average age 75
CMS counts 445 Medicare patients who saw Dr. Fields in 2024. The largest group is 75 to 84, with 168 patients. 75% of them have high blood pressure, and 75% have high cholesterol. 22% are also on Medicaid. Their average risk score is 2.14, where 1.00 is the Medicare average, so they are sicker than most Medicare patients.
Across all payers, Dmand AI patient panel data puts Dr. Fields' median patient age at 49, with 59% women.
Dr. Fields' Medicare patients by age, 2024
Dr. Fields' Medicare patients by sex, 2024
- Women25958%
- Men18642%
Chronic conditions among Dr. Fields' Medicare patients, 2024
- High blood pressure75%
- High cholesterol75%
- Arthritis61%
- Ischemic heart disease58%
- Diabetes52%
- Chronic kidney disease48%
- Heart failure48%
- Mood disorders43%
Share of Medicare patients with each condition. A patient can have several.
Dr. Fields' patients across all payers
Dmand AI patient panel data covers Medicare, Medicaid and commercial patients.
Patient panel by age, all payers
Median age 49
Patient panel by sex, all payers
- Women59%
- Men40%
Sources: Dmand AI Patient Panel Data; and Medicare Physician & Other Practitioners - by Provider (CMS), 2024 data
Dr. William Anthony Fields wrote 197 Medicare Part D claims in 2024
In 2024, Dr. Fields wrote 197 Medicare Part D claims for 165 patients. 91% of them were for generic drugs. CMS names the drug for 86 of them, across 4 drugs with 11 or more claims each, at $662 in total drug cost. In 2023, CMS named 169 claims across 8 drugs.
Dr. Fields' Part D claims by kind of drug, 2024
- Generic179 claims91%
- Brand-name18 claims9%
Dr. Fields' most prescribed drugs by claims, 2024
CMS names a drug when it has 11 or more claims. Share is of the claims for drugs CMS names.
Drug classes CMS tracks in Dr. Fields' Part D claims, 2024
- Antibiotics49%96 of 197 claims
Share of all Part D claims for each drug class CMS reports on. Classes with no claims are left out.
Part D claims for drugs CMS names, 2023 to 2024
- 2023
- 2024
- Claims for drugs CMS names
- 2023: 1692024: 8649%
Drugs named by CMS: 4 in 2024, 8 in 2023.
Sources: Medicare Part D Prescribers - by Provider and Drug (CMS), 2024 data, released May 6, 2026; and Medicare Part D Prescribers - by Provider (CMS), 2024 data
Dr. William Anthony Fields scored 95 out of 100 in Medicare's MIPS program for 2024
CMS publishes a Merit-based Incentive Payment System (MIPS) score of 95 out of 100 for Dr. Fields for performance year 2024, reported as part of a group. Dr. Fields accepts Medicare assignment, so Medicare's approved amount is taken as full payment.
- Accepts Medicare assignment
- Yes
Dr. Fields' MIPS scores, performance year 2024
- 95of 100Final score
- 90of 100Quality
- 40of 100Improvement Activities
Each score is out of 100. The final score weighs the categories CMS scored for this clinician.
Sources: Doctors and Clinicians National Downloadable File (CMS); and Clinician Public Reporting: Overall MIPS Performance (CMS), 2024 data, released September 10, 2026
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Dr. William Anthony Fields has 1 publication on record
Dmand AI links 1 paper to Dr. Fields in 2015. Dr. Fields' most frequent co-author is Robert Michael Stuntz, MD.
Dr. Fields' most frequent co-authors
Recent publications by Dr. Fields
See who Dr. Fields researches with
Physician Network Discovery turns co-authorship, shared hospitals and shared groups into a map of who Dr. Fields works with, so you can find a warm path to the right emergency medicine physicians.
Sources: PubMed (National Library of Medicine); and Dmand AI Research Linkage
Dr. William Anthony Fields received $346 in industry payments from 2017 to 2024
CMS Open Payments shows 5 general payments to Dr. Fields from 4 drug and device companies from 2017 to 2024. Food and beverage make up the largest share, 100% of the total. Inari Medical, Inc. paid the most, $142.
General payments to Dr. Fields by program year, 2017 to 2024
Companies that paid Dr. Fields the most, 2017 to 2024
Share is of all general payments to this clinician.
Source: Open Payments (CMS), 2025 data, released July 7, 2026
Dr. William Anthony Fields graduated from Florida State University College Of Medicine
Dr. Fields graduated from Florida State University College Of Medicine in 2012.
- Medical school
- Board certified in emergency medicine
Source: Dmand AI Professional Profile Data
Dr. William Anthony Fields accepts plans from 7 insurance carriers
Dr. Fields is in network with 7 carriers, including Excellus BlueCross BlueShield, United Healthcare and CMS Medicare. Medicaid plans come from the most carriers, 4. Check the plan with the practice before a visit.
- Excellus BlueCross BlueShield
- United Healthcare
- CMS Medicare
- DE State Medicaid
- GA State Medicaid
- KY State Medicaid
- RI State Medicaid
Plan types Dr. Fields accepts, by number of carriers
- Medicaid4
- Medicare3
- HMO2
- POS2
- EPO1
- PPO1
Source: Dmand AI Insurance Network Data
Sources for Dr. William Anthony Fields's profile data
| Data on this page | Source |
|---|---|
| NPI, name, sex, specialty and licenses | NPPES NPI Registry (CMS) (opens in a new tab)Dmand AI Professional Profile Data |
| Practice locations and phone | Dmand AI Affiliation Data |
| Primary practice, affiliations and health system | Dmand AI Affiliation DataDmand AI Org Hierarchy Data |
| Medicare services and procedure codes | Medicare Physician & Other Practitioners - by Provider and Service (CMS) (opens in a new tab) |
| State medians for the same specialty | Dmand AI Peer Benchmarks |
| Medicare patients and the all-payer patient panel | Dmand AI Patient Panel DataMedicare Physician & Other Practitioners - by Provider (CMS) (opens in a new tab) |
| Part D prescribing | Medicare Part D Prescribers - by Provider and Drug (CMS) (opens in a new tab)Medicare Part D Prescribers - by Provider (CMS) (opens in a new tab) |
| MIPS scores, telehealth, assignment and procedure percentiles | Doctors and Clinicians National Downloadable File (CMS) (opens in a new tab)Clinician Public Reporting: Overall MIPS Performance (CMS) (opens in a new tab) |
| Publications, topics and co-authors | PubMed (National Library of Medicine) (opens in a new tab)Dmand AI Research Linkage |
| Industry payments | Open Payments (CMS) (opens in a new tab) |
| Training, board certification and memberships | Dmand AI Professional Profile Data |
| Insurance carriers and plan types | Dmand AI Insurance Network Data |
| EHR at each practice site | Dmand AI Technology Install Data |
| Similar physicians | Dmand AI Affiliation Data |
Data last refreshed October 2026Report an inaccuracyRemove my information
FAQ
Frequently asked questions about Dr. William Anthony Fields
Spotted something out of date? Email hello@dmand.ai and we will check the record. Contact details live in the free trial.
What is Dr. William Anthony Fields' NPI number?
Dr. William Anthony Fields' NPI number is 1396003307. It was assigned on April 26, 2012, and it is active in the NPI Registry.
What kind of doctor is Dr. William Anthony Fields?
Dr. William Anthony Fields is an emergency medicine physician in Sebring, Florida. The primary specialty in the NPI Registry is Emergency Medicine Physician (taxonomy code 207P00000X).
Where does Dr. William Anthony Fields practice?
Dr. Fields practices at 4200 Sun N Lake Blvd, Sebring, FL 33872. Dr. Fields' primary practice is AdventHealth Sebring in Sebring, Florida, part of AdventHealth.
What is Dr. William Anthony Fields' office phone number?
The practice phone on file for Dr. Fields is (863) 314-4466.
What is Dr. William Anthony Fields' medical license number?
Dr. Fields holds Florida license ME122379, one of the licenses on file in 4 states.
Which states has Dr. William Anthony Fields been licensed in?
Dmand AI has state licenses on file for Dr. Fields in Florida (2014 to 2027), Ohio (2016 to 2021), Pennsylvania (2012 to 2021) and Maryland (2017 to 2018).
Which hospitals is Dr. William Anthony Fields affiliated with?
Dr. Fields practices at AdventHealth Sebring in Sebring, Florida. Dr. Fields is also affiliated with AdventHealth Tampa.
What medical group is Dr. William Anthony Fields part of?
Dr. Fields is linked to Emergency Medicine Physicians.
Does Dr. William Anthony Fields accept Medicare?
Yes. CMS data shows Dr. Fields billed Medicare for 643 services in 2024, and Dr. Fields accepts Medicare assignment.
What is Dr. William Anthony Fields' MIPS score?
Dr. Fields' MIPS final score for performance year 2024 is 95 out of 100, reported as part of a group.
Show 10 more questionsShow fewer questions
How many Medicare patients does Dr. William Anthony Fields see?
CMS counts 445 Medicare patients who saw Dr. Fields in 2024, with an average age of 75.
Is Dr. William Anthony Fields board certified?
Yes. Dr. Fields is board certified in emergency medicine by the American Board of Emergency Medicine.
What services does Dr. William Anthony Fields bill to Medicare?
In 2024, Dr. Fields' most billed Medicare services were heart test or procedure (93010), emergency department visit (99285) and critical care (99291).
Where did Dr. William Anthony Fields go to medical school?
Dr. Fields graduated from Florida State University College Of Medicine in 2012.
What drugs does Dr. William Anthony Fields prescribe most?
In 2024 Medicare Part D data, Dr. Fields' most prescribed drugs by claims were Prednisone, Cephalexin and Doxycycline Hyclate.
Has Dr. William Anthony Fields received payments from drug or device companies?
CMS Open Payments shows $346 in general payments to Dr. Fields from 4 companies from 2017 to 2024. The largest total came from Inari Medical, Inc.
How long has Dr. William Anthony Fields been practicing?
Dr. Fields graduated from medical school in 2012, 14 years ago.
Does Dr. William Anthony Fields do research?
Dmand AI links 1 publication to Dr. Fields.
Who does Dr. William Anthony Fields publish with?
Dr. Fields' most frequent co-authors are Robert Michael Stuntz, MD (1 shared paper).
What insurance does Dr. William Anthony Fields accept?
Dr. Fields is in network with 7 carriers, including Excellus BlueCross BlueShield, United Healthcare and CMS Medicare. Medicaid plans come from the most carriers, 4. Check the plan with the practice before a visit.
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