Dr. Darren Wayne Barefield, MD
- Medicare services, 2021
- 46
- Medicare patients, 2024
- 15
- Part D claims, 2024
- 36
- MIPS score, 2024
- 96
- Hospital affiliations
- 1
- Practice address
- 5000 Hennessy Blvd, Baton Rouge, LA 70808
- Practice phone
- Call (225) 765-6565
- Professional email
- Get professional email
- Personal email
- Get personal email
- Mobile number
- Get mobile number
Primary practice
Find Dr. Barefield's professional email, personal email and mobile number
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Dr. Darren Wayne Barefield is a nephrologist in Baton Rouge, Louisiana
Dr. Barefield practices at Our Lady of the Lake Regional Medical Center in Baton Rouge, Louisiana, part of Franciscan Missionaries of Our Lady.
Dr. Barefield's NPI, 1417977836, was assigned on July 20, 2006. Dr. Barefield graduated from Louisiana State University School of Medicine in Shreveport in 1990. Dr. Barefield holds Louisiana license MD.021077.
- NPI
- 1417977836NPI Registry (opens in a new tab)
- Medicare PAC ID
- 7517061377
- NPI enumeration date
- July 20, 2006
- NPI status
- Active
- Accepts Medicare assignment
- Yes
- Practice phone
- (225) 765-6565
- Professional email
- Get email
- Personal email
- Get email
- Mobile number
- Get number
- Sex
- Male
- Estimated age
- 62
- Medical school graduation
- 1990
Sources: NPPES NPI Registry (CMS); Dmand AI Professional Profile Data; Dmand AI Affiliation Data; and Doctors and Clinicians National Downloadable File (CMS)
Dr. Darren Wayne Barefield practices at Our Lady of the Lake Regional Medical Center in Baton Rouge, Louisiana
Dr. Barefield's primary practice is Our Lady of the Lake Regional Medical Center, at 5000 Hennessy Blvd, Baton Rouge, LA 70808 in E. Baton Rouge Parish. The practice phone is (225) 765-6565.
- Our Lady of the Lake Regional Medical Center5000 Hennessy Blvd, Baton Rouge, LA 70808 · E. Baton Rouge ParishPhone(225) 765-6565
Source: Dmand AI Affiliation Data
Dr. Darren Wayne Barefield is affiliated with 1 site of care and 1 medical group
Dr. Barefield's primary practice is Our Lady of the Lake Regional Medical Center in Baton Rouge, Louisiana, part of Franciscan Missionaries of Our Lady. The medical group on file is LSU Healthcare Network.
Sources: Dmand AI Affiliation Data; and Dmand AI Org Hierarchy Data
Dmand AI tracks the EHR system at Dr. Darren Wayne Barefield's practice
Dmand AI tracks the electronic health record (EHR) system at each site where Dr. Barefield practices. Vendor and product names are available with a free account.
| Site | EHR vendor and product |
|---|---|
| Our Lady of the Lake Regional Medical Center | 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 Franciscan Missionaries of Our Lady and 6.2K+ hospitals, with verified contacts in the same login.
Dr. Darren Wayne Barefield is one of 196 nephrologists in Louisiana
Nephrology is Dr. Barefield's primary specialty in the NPI Registry, under taxonomy code 207RN0300X. Dr. Barefield is licensed in Louisiana.
Specialties and state licenses
- Nephrology, LouisianaPrimary
Nephrologists near Dr. Barefield
Counts of nephrologists 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. Darren Wayne Barefield billed Medicare for 46 services in 2021
CMS data shows 46 Medicare services from Dr. Barefield across 2 procedure codes in 2021, all of them office visits, for 15 Medicare patients. Medicare paid $2,665 for them. Every service was in an office.
Dr. Barefield's Medicare services by type, 2020 to 2021
- 2020
- 2021
- Office and hospital visits
- 2020: 1392021: 4667%
Dr. Barefield compared with the Louisiana median for nephrologists, 2021
- Dr. Barefield
- Louisiana median
- Medicare services
- 46vs 61693% below
- Medicare patients
- 15vs 21293% below
- Part D claims
- 13vs 76998% below
Medians across 192 nephrologists in Louisiana with Dmand AI profiles that report each measure.
Dr. Barefield's most billed Medicare procedure codes, 2021
CMS publishes codes billed for 11 or more Medicare patients. Each label is the code family; CPT descriptions are licensed by the AMA.
Need commercial claims for Dr. Barefield?
Medicare shows one payer. Book a meeting to get commercial claims data for Dr. Barefield and other nephrologists in Louisiana.
Sources: Medicare Physician & Other Practitioners - by Provider and Service (CMS), 2024 data; and Dmand AI Peer Benchmarks
Dr. Darren Wayne Barefield treated 15 Medicare patients in 2024, average age 64
CMS counts 15 Medicare patients who saw Dr. Barefield in 2024. 75% of them have chronic kidney disease, and 75% have high blood pressure. Their average risk score is 2.56, 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. Barefield's median patient age at 66, with 48% women.
Chronic conditions among Dr. Barefield's Medicare patients, 2024
- Chronic kidney disease75%
- High blood pressure75%
Share of Medicare patients with each condition. A patient can have several.
Dr. Barefield's patients across all payers
Dmand AI patient panel data covers Medicare, Medicaid and commercial patients.
Patient panel by age, all payers
Median age 66
Patient panel by sex, all payers
- Women48%
- Men52%
Sources: Dmand AI Patient Panel Data; and Medicare Physician & Other Practitioners - by Provider (CMS), 2024 data
Dr. Darren Wayne Barefield wrote 36 Medicare Part D claims in 2024
In 2024, Dr. Barefield wrote 36 Medicare Part D claims. 89% of them were for generic drugs. CMS names the drug for 13 of them, across 1 drug with 11 or more claims each, at $11 in total drug cost. In 2021, CMS named 25 claims across 1 drug.
Dr. Barefield's Part D claims by kind of drug, 2024
- Generic32 claims89%
- Brand-name and other4 claims11%
Dr. Barefield's most prescribed drugs by claims, 2022
CMS names a drug when it has 11 or more claims. Share is of the claims for drugs CMS names.
Part D claims for drugs CMS names, 2021 to 2022
- 2021
- 2022
- Claims for drugs CMS names
- 2021: 252022: 1348%
Drugs named by CMS: 1 in 2022, 1 in 2021.
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. Darren Wayne Barefield scored 96 out of 100 in Medicare's MIPS program for 2024
CMS publishes a Merit-based Incentive Payment System (MIPS) score of 96 out of 100 for Dr. Barefield for performance year 2024, reported as part of a group. Dr. Barefield accepts Medicare assignment, so Medicare's approved amount is taken as full payment.
- Accepts Medicare assignment
- Yes
Dr. Barefield's MIPS scores, performance year 2024
- 96of 100Final score
- 82.1of 100Quality
- 100of 100Promoting Interoperability
- 40of 100Improvement Activities
- 71of 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. Darren Wayne Barefield received $73 in industry payments from 2016 to 2018
CMS Open Payments shows 4 general payments to Dr. Barefield from 2 drug and device companies from 2016 to 2018. Food and beverage make up the largest share, 100% of the total. Merck Sharp & Dohme Corporation paid the most, $58.
General payments to Dr. Barefield by program year, 2016 to 2018
Companies that paid Dr. Barefield the most, 2016 to 2018
Share is of all general payments to this clinician.
Source: Open Payments (CMS), 2025 data, released July 7, 2026
Dr. Darren Wayne Barefield graduated from Louisiana State University School of Medicine in Shreveport
Dr. Barefield graduated from Louisiana State University School of Medicine in Shreveport in 1990.
- Medical school
Source: Dmand AI Professional Profile Data
Sources for Dr. Darren Wayne Barefield'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) |
| 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. Darren Wayne Barefield
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. Darren Wayne Barefield's NPI number?
Dr. Darren Wayne Barefield's NPI number is 1417977836. It was assigned on July 20, 2006, and it is active in the NPI Registry.
What kind of doctor is Dr. Darren Wayne Barefield?
Dr. Darren Wayne Barefield is a nephrologist in Baton Rouge, Louisiana. The primary specialty in the NPI Registry is Nephrology Physician (taxonomy code 207RN0300X).
Where does Dr. Darren Wayne Barefield practice?
Dr. Barefield practices at 5000 Hennessy Blvd, Baton Rouge, LA 70808. Dr. Barefield's primary practice is Our Lady of the Lake Regional Medical Center in Baton Rouge, Louisiana, part of Franciscan Missionaries of Our Lady.
What is Dr. Darren Wayne Barefield's office phone number?
The practice phone on file for Dr. Barefield is (225) 765-6565.
What is Dr. Darren Wayne Barefield's medical license number?
Dr. Barefield holds Louisiana license MD.021077.
Which hospitals is Dr. Darren Wayne Barefield affiliated with?
Dr. Barefield practices at Our Lady of the Lake Regional Medical Center in Baton Rouge, Louisiana.
What medical group is Dr. Darren Wayne Barefield part of?
Dr. Barefield is linked to LSU Healthcare Network.
Does Dr. Darren Wayne Barefield accept Medicare?
Yes. CMS data shows Dr. Barefield billed Medicare for 46 services in 2021, and Dr. Barefield accepts Medicare assignment.
What is Dr. Darren Wayne Barefield's MIPS score?
Dr. Barefield's MIPS final score for performance year 2024 is 96 out of 100, reported as part of a group.
How many Medicare patients does Dr. Darren Wayne Barefield see?
CMS counts 15 Medicare patients who saw Dr. Barefield in 2024, with an average age of 64.
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What services does Dr. Darren Wayne Barefield bill to Medicare?
In 2021, Dr. Barefield's most billed Medicare services were office visit, established patient (99213) and office visit, established patient (99214).
Where did Dr. Darren Wayne Barefield go to medical school?
Dr. Barefield graduated from Louisiana State University School of Medicine in Shreveport in 1990.
What drugs does Dr. Darren Wayne Barefield prescribe most?
In 2022 Medicare Part D data, Dr. Barefield's most prescribed drugs by claims were Amlodipine Besylate.
Has Dr. Darren Wayne Barefield received payments from drug or device companies?
CMS Open Payments shows $73 in general payments to Dr. Barefield from 2 companies from 2016 to 2018. The largest total came from Merck Sharp & Dohme Corporation.
How long has Dr. Darren Wayne Barefield been practicing?
Dr. Barefield graduated from medical school in 1990, 36 years ago.
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