Dr. Ryan T. Fields, MD
- Medicare services, 2024
- 1,142
- Medicare patients, 2024
- 180
- Part D claims, 2024
- 5,672
- MIPS score, 2024
- 81
- Hospital affiliations
- 2
- Practice address
- 4001 Dutchmans Ln, Louisville, KY 40207
- Professional email
- Get professional email
- Personal email
- Get personal email
- Mobile number
- Get mobile number
Primary practice
Norton Women's and Children's Hospital-Operating Room - HOPD
Acute Care Hospital outpatient department · Louisville, Kentucky
Find Dr. Fields' professional email, personal email and mobile number
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Dr. Ryan T. Fields is an internist in Louisville, Kentucky
Dr. Fields practices at Norton Women's and Children's Hospital-Operating Room - HOPD in Louisville, Kentucky.
Dr. Fields' NPI, 1235454083, was assigned on April 5, 2010. Dr. Fields graduated from University of Louisville School of Medicine in 2010. Dr. Fields holds Kentucky license 46022.
- NPI
- 1235454083NPI Registry (opens in a new tab)
- Medicare PAC ID
- 1456594100
- NPI enumeration date
- April 5, 2010
- NPI status
- Active
- Accepts Medicare assignment
- Yes
- Professional email
- Get email
- Personal email
- Get email
- Mobile number
- Get number
- Sex
- Female
- Estimated age
- 42
- Medical school graduation
- 2010
Sources: NPPES NPI Registry (CMS); Dmand AI Professional Profile Data; Dmand AI Affiliation Data; and Doctors and Clinicians National Downloadable File (CMS)
Dr. Ryan T. Fields practices at Norton Women's and Children's Hospital-Operating Room - HOPD in Louisville, Kentucky
Dr. Fields' primary practice is Norton Women's and Children's Hospital-Operating Room - HOPD, at 4001 Dutchmans Ln, Louisville, KY 40207.
- Norton Women's and Children's Hospital-Operating Room - HOPD4001 Dutchmans Ln, Louisville, KY 40207
Source: Dmand AI Affiliation Data
Dr. Ryan T. Fields is affiliated with 5 sites of care and 1 medical group
Dr. Fields' primary practice is Norton Women's and Children's Hospital-Operating Room - HOPD in Louisville, Kentucky. Dr. Fields is also affiliated with Norton Hospital. The medical group on file is Norton Community Medical Associates. Dmand AI also links Dr. Fields to 1 more hospital, 1 group practice or clinic and 1 home health agency, each named with a free account.
Source: Dmand AI Affiliation Data
Dmand AI tracks the EHR system at Dr. Ryan T. Fields' practice
Dmand AI tracks the electronic health record (EHR) system at each site where Dr. Fields practices, 5 sites in all. Vendor and product names are available with a free account.
| Site | EHR vendor and product |
|---|---|
| Norton Women's and Children's Hospital-Operating Room - HOPD | Available with a free account |
| +4 more affiliated sites | Available with a free account |
Source: Dmand AI Technology Install Data
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Dr. Ryan T. Fields is one of 1,380 internists in Kentucky
Internal medicine is Dr. Fields' primary specialty in the NPI Registry, under taxonomy code 207R00000X. Dr. Fields is licensed in Kentucky.
Specialties and state licenses
- Internal medicine, KentuckyPrimary
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. Ryan T. Fields billed Medicare for 1,142 services in 2024
CMS data shows 1,142 Medicare services from Dr. Fields across 10 procedure codes in 2024, for 180 Medicare patients. Medicare paid $68,482 for them. Every service was in an office.
Dr. Fields' Medicare services by type, 2023 to 2024
- 2023
- 2024
- Office and hospital visits
- 2023: 3382024: 43228%
- Surgery
- 2023: 3592024: 42518%
- Other services
- 2023: 1392024: 16317%
- Tests and treatments
- 2023: 432024: 111158%
- Imaging
- 2023: 142024: 1121%
- Lab and pathology
- 2023: 142024: 0100%
Dr. Fields compared with the Kentucky median for internists, 2024
- Dr. Fields
- Kentucky median
- Medicare services
- 1,142vs 61386% above
- Medicare patients
- 180vs 22319% below
- Part D claims
- 5,116vs 36813.9 times
Medians across 1,380 internists in Kentucky 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 Kentucky.
Sources: Medicare Physician & Other Practitioners - by Provider and Service (CMS), 2024 data; and Dmand AI Peer Benchmarks
Dr. Ryan T. Fields treated 180 Medicare patients in 2024, average age 73
CMS counts 180 Medicare patients who saw Dr. Fields in 2024. The largest group is 65 to 74, with 100 patients. 74% of them have high cholesterol, and 67% have high blood pressure. 8% are also on Medicaid. Their average risk score is 1.03, where 1.00 is the Medicare average.
Across all payers, Dmand AI patient panel data puts Dr. Fields' median patient age at 67, with 71% women.
Dr. Fields' Medicare patients by age, 2024
Dr. Fields' Medicare patients by sex, 2024
- Women13474%
- Men4626%
Chronic conditions among Dr. Fields' Medicare patients, 2024
- High cholesterol74%
- High blood pressure67%
- Arthritis41%
- Diabetes28%
- Anxiety26%
- COPD19%
- Ischemic heart disease18%
- Osteoporosis18%
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
- Women71%
- Men29%
Sources: Dmand AI Patient Panel Data; and Medicare Physician & Other Practitioners - by Provider (CMS), 2024 data
Dr. Ryan T. Fields wrote 5,672 Medicare Part D claims in 2024
In 2024, Dr. Fields wrote 5,672 Medicare Part D claims for 440 patients. 88% of them were for generic drugs. CMS names the drug for 5,116 of them, across 110 drugs with 11 or more claims each, at $365,908 in total drug cost. In 2023, CMS named 3,883 claims across 85 drugs.
Dr. Fields' Part D claims by kind of drug, 2024
- Generic4,964 claims88%
- Brand-name680 claims12%
- Other28 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
- Opioids5%268 of 5,672 claims
- Antibiotics3%179 of 5,672 claims
- Antipsychotics, patients 65 and over0%12 of 5,672 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: 3,8832024: 5,11632%
Drugs named by CMS: 110 in 2024, 85 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. Ryan T. Fields scored 81 out of 100 in Medicare's MIPS program for 2024
CMS publishes a Merit-based Incentive Payment System (MIPS) score of 81 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
- 81of 100Final score
- 63.3of 100Quality
- 100of 100Promoting Interoperability
- 40of 100Improvement Activities
- 74of 100Cost
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. Ryan T. Fields received $108 in industry payments from 2016 to 2025
CMS Open Payments shows 7 general payments to Dr. Fields from 4 drug and device companies from 2016 to 2025. Food and beverage make up the largest share, 100% of the total. AstraZeneca Pharmaceuticals LP paid the most, $60.
General payments to Dr. Fields by program year, 2016 to 2025
Companies that paid Dr. Fields the most, 2016 to 2025
Share is of all general payments to this clinician.
Source: Open Payments (CMS), 2025 data, released July 7, 2026
Dr. Ryan T. Fields graduated from University of Louisville School of Medicine
Dr. Fields graduated from University of Louisville School of Medicine in 2010.
- Medical school
Source: Dmand AI Professional Profile Data
Sources for Dr. Ryan T. 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 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) |
| 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. Ryan T. 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. Ryan T. Fields' NPI number?
Dr. Ryan T. Fields' NPI number is 1235454083. It was assigned on April 5, 2010, and it is active in the NPI Registry.
What kind of doctor is Dr. Ryan T. Fields?
Dr. Ryan T. Fields is an internist in Louisville, Kentucky. The primary specialty in the NPI Registry is Internal Medicine Physician (taxonomy code 207R00000X).
Where does Dr. Ryan T. Fields practice?
Dr. Fields practices at 4001 Dutchmans Ln, Louisville, KY 40207. Dr. Fields' primary practice is Norton Women's and Children's Hospital-Operating Room - HOPD in Louisville, Kentucky. Dmand AI also links Dr. Fields to 1 hospital, 1 group practice or clinic and 1 home health agency.
What is Dr. Ryan T. Fields' medical license number?
Dr. Fields holds Kentucky license 46022.
Which hospitals is Dr. Ryan T. Fields affiliated with?
Dr. Fields is affiliated with Norton Hospital. Dmand AI links Dr. Fields to 1 more hospital.
What medical group is Dr. Ryan T. Fields part of?
Dr. Fields is linked to Norton Community Medical Associates.
Does Dr. Ryan T. Fields accept Medicare?
Yes. CMS data shows Dr. Fields billed Medicare for 1,142 services in 2024, and Dr. Fields accepts Medicare assignment.
What is Dr. Ryan T. Fields' MIPS score?
Dr. Fields' MIPS final score for performance year 2024 is 81 out of 100, reported as part of a group.
How many Medicare patients does Dr. Ryan T. Fields see?
CMS counts 180 Medicare patients who saw Dr. Fields in 2024, with an average age of 73.
What services does Dr. Ryan T. Fields bill to Medicare?
In 2024, Dr. Fields' most billed Medicare services were surgery: heart and blood vessels (36415), office visit, established patient (99214) and medicare service (G0439).
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Where did Dr. Ryan T. Fields go to medical school?
Dr. Fields graduated from University of Louisville School of Medicine in 2010.
What drugs does Dr. Ryan T. Fields prescribe most?
In 2024 Medicare Part D data, Dr. Fields' most prescribed drugs by claims were Atorvastatin Calcium, Levothyroxine Sodium and Amlodipine Besylate.
Has Dr. Ryan T. Fields received payments from drug or device companies?
CMS Open Payments shows $108 in general payments to Dr. Fields from 4 companies from 2016 to 2025. The largest total came from AstraZeneca Pharmaceuticals LP.
How long has Dr. Ryan T. Fields been practicing?
Dr. Fields graduated from medical school in 2010, 16 years ago.
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