Dr. Marcus S. Fields, MD
- Medicare services, 2024
- 2,226
- Medicare patients, 2024
- 2,279
- MIPS score, 2024
- 97
- Hospital affiliations
- 6
- Industry payments
- $91
- Practice address
- 800 Prudential Dr, Jacksonville, FL 32207
- Practice phone
- Call (904) 202-2000
- 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
Dmand AI checks each channel through healthcare-specific waterfall enrichment. See what is on file with a free account, with practice phones, licenses and affiliations.
Dr. Marcus S. Fields is a diagnostic radiologist in Jacksonville, Florida
Dr. Fields practices at Baptist Medical Center Jacksonville in Jacksonville, Florida, part of Baptist Health.
Dr. Fields' NPI, 1932120359, was assigned on July 21, 2006. Dr. Fields graduated from Brody School Of Medicine At East Carolina University in 1988. Dr. Fields holds Florida license ME78457.
- NPI
- 1932120359NPI Registry (opens in a new tab)
- Medicare PAC ID
- 6406911320
- NPI enumeration date
- July 21, 2006
- NPI status
- Active
- Accepts Medicare assignment
- Yes
- Practice phone
- (904) 202-2000
- Professional email
- Get email
- Personal email
- Get email
- Mobile number
- Get number
- Sex
- Male
- Estimated age
- 64
- Medical school graduation
- 1988
Sources: NPPES NPI Registry (CMS); Dmand AI Professional Profile Data; Dmand AI Affiliation Data; and Doctors and Clinicians National Downloadable File (CMS)
Dr. Marcus S. Fields practices at Baptist Medical Center Jacksonville in Jacksonville, Florida
Dr. Fields' primary practice is Baptist Medical Center Jacksonville, at 800 Prudential Dr, Jacksonville, FL 32207 in Duval County. The practice phone is (904) 202-2000.
- Baptist Medical Center Jacksonville800 Prudential Dr, Jacksonville, FL 32207 · Duval CountyPhone(904) 202-2000
Source: Dmand AI Affiliation Data
Dr. Marcus S. Fields is affiliated with 6 sites of care and 3 medical groups
Dr. Fields' primary practice is Baptist Medical Center Jacksonville in Jacksonville, Florida, part of Baptist Health. Dr. Fields is also affiliated with HCA Florida Memorial Hospital. The medical group on file is MBB Radiology. Dmand AI also links Dr. Fields to 4 more hospitals and 2 medical groups, each named with a free account.
Sources: Dmand AI Affiliation Data; and Dmand AI Org Hierarchy Data
Dmand AI tracks the EHR system at Dr. Marcus S. Fields' practice
Dmand AI tracks the electronic health record (EHR) system at each site where Dr. Fields practices, 6 sites in all. Vendor and product names are available with a free account.
| Site | EHR vendor and product |
|---|---|
| Baptist Medical Center Jacksonville | Available with a free account |
| +5 more sites and 2 medical groups | Available with a free account |
Source: Dmand AI Technology Install Data
For health IT teams
Dmand AI maps EHR vendors, IT decision makers and buying committees across Baptist Health and 6.2K+ hospitals, with verified contacts in the same login.
Dr. Marcus S. Fields is one of 2,422 diagnostic radiologists in Florida
Diagnostic radiology is Dr. Fields' primary specialty in the NPI Registry, under taxonomy code 2085R0202X. Dr. Fields is board certified in diagnostic radiology by the American Board of Radiology. Dmand AI has Dr. Fields' licenses on file in 4 states: Florida, South Carolina, Georgia and Ohio.
Specialties and state licenses
- Diagnostic radiology, FloridaPrimary
- South Carolina license
- Georgia license
- Ohio license
Diagnostic radiologists near Dr. Fields
Counts of diagnostic radiologists 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. Marcus S. Fields billed Medicare for 2,226 services in 2024
CMS data shows 2,226 Medicare services from Dr. Fields across 43 procedure codes in 2024, for 2,279 Medicare patients. Medicare paid $51,179 for them.
Dr. Fields' Medicare services by type, 2023 to 2024
- 2023
- 2024
- Imaging
- 2023: 4,4962024: 2,17752%
- Tests and treatments
- 2023: 2082024: 4976%
Where Dr. Fields' Medicare services took place, 2024
- In an office141%
- In a facility2,21299%
Dr. Fields compared with the Florida median for diagnostic radiologists, 2024
- Dr. Fields
- Florida median
- Medicare services
- 2,226vs 2,94824% below
- Medicare patients
- 2,279vs 1,60442% above
Medians across 2,249 diagnostic radiologists 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 diagnostic radiologists in Florida.
Sources: Medicare Physician & Other Practitioners - by Provider and Service (CMS), 2024 data; and Dmand AI Peer Benchmarks
Dr. Marcus S. Fields treated 2,279 Medicare patients in 2024, average age 76
CMS counts 2,279 Medicare patients who saw Dr. Fields in 2024. The largest group is 75 to 84, with 865 patients. 75% of them have high blood pressure, and 75% have high cholesterol. 10% are also on Medicaid. Their average risk score is 2.01, 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 67, with 61% women.
Dr. Fields' Medicare patients by age, 2024
Dr. Fields' Medicare patients by sex, 2024
- Women1,31758%
- Men96242%
Chronic conditions among Dr. Fields' Medicare patients, 2024
- High blood pressure75%
- High cholesterol75%
- Arthritis61%
- Ischemic heart disease55%
- Chronic kidney disease43%
- Diabetes43%
- Anxiety39%
- Mood disorders39%
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 67
Patient panel by sex, all payers
- Women61%
- Men37%
Sources: Dmand AI Patient Panel Data; and Medicare Physician & Other Practitioners - by Provider (CMS), 2024 data
Dr. Marcus S. Fields scored 97 out of 100 in Medicare's MIPS program for 2024
CMS publishes a Merit-based Incentive Payment System (MIPS) score of 97 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
- 97of 100Final score
- 96.2of 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. Marcus S. Fields received $91 in industry payments from 2020 to 2025
CMS Open Payments shows 5 general payments to Dr. Fields from 4 drug and device companies from 2020 to 2025. Food and beverage make up the largest share, 100% of the total. Baxter Healthcare paid the most, $41.
General payments to Dr. Fields by program year, 2020 to 2025
Companies that paid Dr. Fields the most, 2020 to 2025
Share is of all general payments to this clinician.
Source: Open Payments (CMS), 2025 data, released July 7, 2026
Dr. Marcus S. Fields graduated from Brody School Of Medicine At East Carolina University
Dr. Fields graduated from Brody School Of Medicine At East Carolina University in 1988.
- Medical school
- Board certified in diagnostic radiology
Source: Dmand AI Professional Profile Data
Dr. Marcus S. Fields accepts plans from 6 insurance carriers
Dr. Fields is in network with 6 carriers, including Excellus BlueCross BlueShield, United Healthcare and Aetna. HMO plans come from the most carriers, 3. Check the plan with the practice before a visit.
- Excellus BlueCross BlueShield
- United Healthcare
- Aetna
- CMS Medicare
- DE State Medicaid
- GA State Medicaid
Plan types Dr. Fields accepts, by number of carriers
- HMO3
- Medicare3
- Medicaid2
- POS2
- PPO2
- EPO1
Source: Dmand AI Insurance Network Data
Sources for Dr. Marcus S. 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) |
| 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) |
| 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. Marcus S. 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. Marcus S. Fields' NPI number?
Dr. Marcus S. Fields' NPI number is 1932120359. It was assigned on July 21, 2006, and it is active in the NPI Registry.
What kind of doctor is Dr. Marcus S. Fields?
Dr. Marcus S. Fields is a diagnostic radiologist in Jacksonville, Florida. The primary specialty in the NPI Registry is Diagnostic Radiology Physician (taxonomy code 2085R0202X).
Where does Dr. Marcus S. Fields practice?
Dr. Fields practices at 800 Prudential Dr, Jacksonville, FL 32207. Dr. Fields' primary practice is Baptist Medical Center Jacksonville in Jacksonville, Florida, part of Baptist Health. Dmand AI also links Dr. Fields to 4 hospitals and 2 medical groups.
What is Dr. Marcus S. Fields' office phone number?
The practice phone on file for Dr. Fields is (904) 202-2000.
What is Dr. Marcus S. Fields' medical license number?
Dr. Fields holds Florida license ME78457, one of the licenses on file in 4 states.
Which states has Dr. Marcus S. Fields been licensed in?
Dmand AI has state licenses on file for Dr. Fields in Florida (1999 to 2026), South Carolina (1994 to 2027), Georgia (2019 to 2026) and Ohio (1991 to 1994).
Which hospitals is Dr. Marcus S. Fields affiliated with?
Dr. Fields practices at Baptist Medical Center Jacksonville in Jacksonville, Florida. Dr. Fields is also affiliated with HCA Florida Memorial Hospital. Dmand AI links Dr. Fields to 4 more hospitals.
What medical group is Dr. Marcus S. Fields part of?
Dr. Fields is linked to MBB Radiology. Dmand AI links Dr. Fields to 2 more medical groups.
Does Dr. Marcus S. Fields accept Medicare?
Yes. CMS data shows Dr. Fields billed Medicare for 2,226 services in 2024, and Dr. Fields accepts Medicare assignment.
What is Dr. Marcus S. Fields' MIPS score?
Dr. Fields' MIPS final score for performance year 2024 is 97 out of 100, reported as part of a group.
Show 7 more questionsShow fewer questions
How many Medicare patients does Dr. Marcus S. Fields see?
CMS counts 2,279 Medicare patients who saw Dr. Fields in 2024, with an average age of 76.
Is Dr. Marcus S. Fields board certified?
Yes. Dr. Fields is board certified in diagnostic radiology by the American Board of Radiology.
What services does Dr. Marcus S. Fields bill to Medicare?
In 2024, Dr. Fields' most billed Medicare services were diagnostic imaging (71045), diagnostic imaging (74177) and diagnostic imaging (74220).
Where did Dr. Marcus S. Fields go to medical school?
Dr. Fields graduated from Brody School Of Medicine At East Carolina University in 1988.
Has Dr. Marcus S. Fields received payments from drug or device companies?
CMS Open Payments shows $91 in general payments to Dr. Fields from 4 companies from 2020 to 2025. The largest total came from Baxter Healthcare.
How long has Dr. Marcus S. Fields been practicing?
Dr. Fields graduated from medical school in 1988, 38 years ago.
What insurance does Dr. Marcus S. Fields accept?
Dr. Fields is in network with 6 carriers, including Excellus BlueCross BlueShield, United Healthcare and Aetna. HMO plans come from the most carriers, 3. Check the plan with the practice before a visit.
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