Dr. Jo Ann Fields, MD
- Medicare services, 2024
- 1,428
- Medicare patients, 2024
- 447
- Part D claims, 2024
- 9,639
- Hospital affiliations
- 3
- Industry payments
- $567
- Practice address
- 9111 Antique Aly, Bridgeville, DE 19933
- Practice phone
- Call (302) 629-5217
- Professional email
- Get professional email
- Personal email
- Get personal email
- Mobile number
- Get mobile number
Primary practice
Mid-Sussex Medical Center
Bridgeville, Delaware
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. Jo Ann Fields is an internist in Bridgeville, Delaware
Dr. Fields practices at Mid-Sussex Medical Center in Bridgeville, Delaware.
Dr. Fields' NPI, 1386612844, was assigned on March 10, 2006. Dr. Fields graduated from Medical University of South Carolina College of Medicine in 1993. Dr. Fields holds Delaware license C10004729.
- NPI
- 1386612844NPI Registry (opens in a new tab)
- Medicare PAC ID
- 3678568979
- NPI enumeration date
- March 10, 2006
- NPI status
- Active
- Accepts Medicare assignment
- Yes
- Offers telehealth
- Yes
- Practice phone
- (302) 629-5217
- Professional email
- Get email
- Personal email
- Get email
- Mobile number
- Get number
- Sex
- Female
- Estimated age
- 59
- Medical school graduation
- 1993
Sources: NPPES NPI Registry (CMS); Dmand AI Professional Profile Data; Dmand AI Practice Data; and Doctors and Clinicians National Downloadable File (CMS)
Dr. Jo Ann Fields practices at Mid-Sussex Medical Center in Bridgeville, Delaware
Dr. Fields' primary practice is Mid-Sussex Medical Center, at 9111 Antique Aly, Bridgeville, DE 19933 in Sussex County. The practice phone is (302) 629-5217.
- Mid-Sussex Medical Center9111 Antique Aly, Bridgeville, DE 19933 · Sussex CountyPhone(302) 629-5217
Sources: NPPES NPI Registry (CMS); and Dmand AI Practice Data
Dr. Jo Ann Fields is affiliated with 8 sites of care and 3 medical groups
Dr. Fields' primary practice is Mid-Sussex Medical Center in Bridgeville, Delaware. Dr. Fields is also affiliated with TidalHealth Peninsula Regional. The medical group on file is TidalHealth Nanticoke. Dmand AI also links Dr. Fields to 2 more hospitals, 3 home health agencies, 2 medical groups and 1 group practice or clinic, each named with a free account.
Sources: NPPES NPI Registry (CMS); Dmand AI Practice Data; and Dmand AI Affiliation Data
Dmand AI tracks the EHR system at Dr. Jo Ann Fields' practice
Dmand AI tracks the electronic health record (EHR) system at each site where Dr. Fields practices, 7 sites in all. Vendor and product names are available with a free account.
| Site | EHR vendor and product |
|---|---|
| Mid-Sussex Medical Center | Available with a free account |
| +7 more sites and 2 medical groups | Available with a free account |
Source: Dmand AI Technology Install Data
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Dr. Jo Ann Fields is one of 615 internists in Delaware
Internal medicine is Dr. Fields' primary specialty in the NPI Registry, under taxonomy code 207R00000X. Dr. Fields is licensed in Delaware.
Specialties and state licenses
- Internal medicine, DelawarePrimary
Internists near Dr. Fields
Counts of internists 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. Jo Ann Fields billed Medicare for 1,428 services in 2024
CMS data shows 1,428 Medicare services from Dr. Fields across 16 procedure codes in 2024, for 447 Medicare patients. Medicare paid $75,598 for them. Every service was in an office.
Dr. Fields' Medicare services by type, 2023 to 2024
- 2023
- 2024
- Office and hospital visits
- 2023: 1,1722024: 92421%
- Other services
- 2023: 3142024: 3034%
- Tests and treatments
- 2023: 1262024: 1314%
- Lab and pathology
- 2023: 432024: 7063%
Dr. Fields compared with the Delaware median for internists, 2024
- Dr. Fields
- Delaware median
- Medicare services
- 1,428vs 6862.1 times
- Medicare patients
- 447vs 28756% above
- Part D claims
- 8,969vs 12472.3 times
Medians across 565 internists in Delaware 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 internists in Delaware.
Sources: Medicare Physician & Other Practitioners - by Provider and Service (CMS), 2024 data; and Dmand AI Peer Benchmarks
Dr. Jo Ann Fields treated 447 Medicare patients in 2024, average age 75
CMS counts 447 Medicare patients who saw Dr. Fields in 2024. The largest group is 75 to 84, with 188 patients. 75% of them have high blood pressure, and 75% have high cholesterol. 13% are also on Medicaid. Their average risk score is 1.06, where 1.00 is the Medicare average.
Across all payers, Dmand AI patient panel data puts Dr. Fields' median patient age at 69, with 70% women.
Dr. Fields' Medicare patients by age, 2024
Dr. Fields' Medicare patients by sex, 2024
- Women32472%
- Men12328%
Chronic conditions among Dr. Fields' Medicare patients, 2024
- High blood pressure75%
- High cholesterol75%
- Arthritis42%
- Diabetes35%
- Ischemic heart disease28%
- Chronic kidney disease26%
- Osteoporosis20%
- Anxiety19%
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 69
Patient panel by sex, all payers
- Women70%
- Men29%
Sources: Dmand AI Patient Panel Data; and Medicare Physician & Other Practitioners - by Provider (CMS), 2024 data
Dr. Jo Ann Fields wrote 9,639 Medicare Part D claims in 2024
In 2024, Dr. Fields wrote 9,639 Medicare Part D claims for 679 patients. 87% of them were for generic drugs. CMS names the drug for 8,969 of them, across 138 drugs with 11 or more claims each, at $753,686 in total drug cost. In 2023, CMS named 9,169 claims across 145 drugs.
Dr. Fields' Part D claims by kind of drug, 2024
- Generic8,409 claims87%
- Brand-name1,184 claims12%
- Other46 claims0%
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
- Opioids0%11 of 9,639 claims
- Antibiotics3%279 of 9,639 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: 9,1692024: 8,9692%
Drugs named by CMS: 138 in 2024, 145 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. Jo Ann Fields offers telehealth to Medicare patients
Dr. Fields accepts Medicare assignment, so Medicare's approved amount is taken as full payment. CMS lists Dr. Fields as offering telehealth.
- Accepts Medicare assignment
- Yes
- Offers telehealth
- Yes
Source: Doctors and Clinicians National Downloadable File (CMS)
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Dr. Jo Ann Fields received $567 in industry payments from 2018 to 2025
CMS Open Payments shows 28 general payments to Dr. Fields from 9 drug and device companies from 2018 to 2025. Food and beverage make up the largest share, 100% of the total. Novo Nordisk Inc paid the most, $269.
General payments to Dr. Fields by program year, 2018 to 2025
Companies that paid Dr. Fields the most, 2018 to 2025
Share is of all general payments to this clinician.
Source: Open Payments (CMS), 2025 data, released July 7, 2026
Dr. Jo Ann Fields graduated from Medical University of South Carolina College of Medicine
Dr. Fields graduated from Medical University of South Carolina College of Medicine in 1993.
- Medical school
Source: Dmand AI Professional Profile Data
Sources for Dr. Jo Ann 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 | NPPES NPI Registry (CMS) (opens in a new tab)Dmand AI Practice Data |
| Primary practice, affiliations and health system | NPPES NPI Registry (CMS) (opens in a new tab)Dmand AI Practice DataDmand AI Affiliation 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) |
| Industry payments | Open Payments (CMS) (opens in a new tab) |
| Training, board certification and memberships | Dmand AI Professional Profile 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. Jo Ann 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. Jo Ann Fields' NPI number?
Dr. Jo Ann Fields' NPI number is 1386612844. It was assigned on March 10, 2006, and it is active in the NPI Registry.
What kind of doctor is Dr. Jo Ann Fields?
Dr. Jo Ann Fields is an internist in Bridgeville, Delaware. The primary specialty in the NPI Registry is Internal Medicine Physician (taxonomy code 207R00000X).
Where does Dr. Jo Ann Fields practice?
Dr. Fields practices at 9111 Antique Aly, Bridgeville, DE 19933. Dr. Fields' primary practice is Mid-Sussex Medical Center in Bridgeville, Delaware. Dmand AI also links Dr. Fields to 2 hospitals, 3 home health agencies, 2 medical groups and 1 group practice or clinic.
What is Dr. Jo Ann Fields' office phone number?
The practice phone on file for Dr. Fields is (302) 629-5217.
What is Dr. Jo Ann Fields' medical license number?
Dr. Fields holds Delaware license C10004729.
Which hospitals is Dr. Jo Ann Fields affiliated with?
Dr. Fields is affiliated with TidalHealth Peninsula Regional. Dmand AI links Dr. Fields to 2 more hospitals.
What medical group is Dr. Jo Ann Fields part of?
Dr. Fields is linked to TidalHealth Nanticoke. Dmand AI links Dr. Fields to 2 more medical groups.
Does Dr. Jo Ann Fields accept Medicare?
Yes. CMS data shows Dr. Fields billed Medicare for 1,428 services in 2024, and Dr. Fields accepts Medicare assignment.
Does Dr. Jo Ann Fields offer telehealth?
Yes. The CMS Doctors and Clinicians file lists Dr. Fields as offering telehealth services.
How many Medicare patients does Dr. Jo Ann Fields see?
CMS counts 447 Medicare patients who saw Dr. Fields in 2024, with an average age of 75.
Show 5 more questionsShow fewer questions
What services does Dr. Jo Ann Fields bill to Medicare?
In 2024, Dr. Fields' most billed Medicare services were office visit, established patient (99214), office visit, established patient (99213) and medicare service (G0439).
Where did Dr. Jo Ann Fields go to medical school?
Dr. Fields graduated from Medical University of South Carolina College of Medicine in 1993.
What drugs does Dr. Jo Ann Fields prescribe most?
In 2024 Medicare Part D data, Dr. Fields' most prescribed drugs by claims were Atorvastatin Calcium, Lisinopril and Amlodipine Besylate.
Has Dr. Jo Ann Fields received payments from drug or device companies?
CMS Open Payments shows $567 in general payments to Dr. Fields from 9 companies from 2018 to 2025. The largest total came from Novo Nordisk Inc.
How long has Dr. Jo Ann Fields been practicing?
Dr. Fields graduated from medical school in 1993, 33 years ago.
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