Dr. James Curtis Kneff Jr., MD
- Medicare services, 2024
- 716
- Medicare patients, 2024
- 448
- Part D claims, 2024
- 342
- Hospital affiliations
- 1
- Industry payments
- $1,138
- Practice address
- One Medical Park Blvd, Bristol, TN 37620
- Practice phone
- Call (423) 844-1121
- Professional email
- Get professional email
- Personal email
- Get personal email
- Mobile number
- Get mobile number
Primary practice
Find Dr. Kneff's professional email, personal email and mobile number
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Dr. James Curtis Kneff Jr. is an emergency medicine physician in Bristol, Tennessee
Dr. Kneff practices at Bristol Regional Medical Center in Bristol, Tennessee, part of Ballad Health.
Dr. Kneff's NPI, 1639256183, was assigned on November 1, 2006. Dr. Kneff graduated from East Tennessee State University Quillen College of Medicine in 2004. Dr. Kneff holds Virginia license 0101250600.
- NPI
- 1639256183NPI Registry (opens in a new tab)
- Medicare PAC ID
- 1951490051
- NPI enumeration date
- November 1, 2006
- NPI status
- Active
- Accepts Medicare assignment
- Yes
- Practice phone
- (423) 844-1121
- Professional email
- Get email
- Personal email
- Get email
- Mobile number
- Get number
- Sex
- Male
- Estimated age
- 48
- Medical school graduation
- 2004
Sources: NPPES NPI Registry (CMS); Dmand AI Professional Profile Data; Dmand AI Affiliation Data; and Doctors and Clinicians National Downloadable File (CMS)
Dr. James Curtis Kneff Jr. practices at 2 locations in Bristol, Tennessee
Dr. Kneff's primary practice is Bristol Regional Medical Center, at One Medical Park Blvd, Bristol, TN 37620 in Sullivan County. The practice phone is (423) 844-1121. Dr. Kneff also practices at Bristol Regional Medical Center, 1 Medical Park Blvd, Bristol, TN 37620.
- Bristol Regional Medical CenterPrimaryOne Medical Park Blvd, Bristol, TN 37620 · Sullivan CountyPhone(423) 844-1121
- Bristol Regional Medical Center1 Medical Park Blvd, Bristol, TN 37620 · Sullivan CountyPhone(423) 844-1121
Sources: NPPES NPI Registry (CMS); Dmand AI Affiliation Data; and Dmand AI Practice Data
Dr. James Curtis Kneff Jr. is affiliated with 1 site of care and 3 medical groups
Dr. Kneff's primary practice is Bristol Regional Medical Center in Bristol, Tennessee, part of Ballad Health. The medical group on file is Ballad Health Medical Associates Family, Internal & Pediatric Medicine. Dmand AI also links Dr. Kneff to 2 more 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. James Curtis Kneff Jr.'s practice
Dmand AI tracks the electronic health record (EHR) system at each site where Dr. Kneff practices. Vendor and product names are available with a free account.
| Site | EHR vendor and product |
|---|---|
| Bristol Regional Medical Center | Available with a free account |
| +2 medical groups | Available with a free account |
Source: Dmand AI Technology Install Data
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Dr. James Curtis Kneff Jr. is one of 1,088 emergency medicine physicians in Tennessee
Emergency medicine is Dr. Kneff's primary specialty in the NPI Registry, under taxonomy code 207P00000X. Dmand AI has Dr. Kneff's licenses on file in 3 states: Virginia, Georgia and Tennessee.
Specialties and state licenses
- Emergency medicine, VirginiaPrimary
- Georgia license
- Tennessee license
Emergency medicine physicians near Dr. Kneff
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. James Curtis Kneff Jr. billed Medicare for 716 services in 2024
CMS data shows 716 Medicare services from Dr. Kneff across 4 procedure codes in 2024, for 448 Medicare patients. Medicare paid $56,912 for them. Every service was in a facility, such as a hospital, rather than an office.
Dr. Kneff's Medicare services by type, 2023 to 2024
- 2023
- 2024
- Office and hospital visits
- 2023: 5122024: 4747%
- Tests and treatments
- 2023: 2502024: 2423%
Dr. Kneff compared with the Tennessee median for emergency medicine physicians, 2024
- Dr. Kneff
- Tennessee median
- Medicare services
- 716vs 2662.7 times
- Medicare patients
- 448vs 25774% above
- Part D claims
- 220vs 932.4 times
Medians across 1,079 emergency medicine physicians in Tennessee with Dmand AI profiles that report each measure.
Dr. Kneff's 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.
Need commercial claims for Dr. Kneff?
Medicare shows one payer. Book a meeting to get commercial claims data for Dr. Kneff and other emergency medicine physicians in Tennessee.
Sources: Medicare Physician & Other Practitioners - by Provider and Service (CMS), 2024 data; and Dmand AI Peer Benchmarks
Dr. James Curtis Kneff Jr. treated 448 Medicare patients in 2024, average age 75
CMS counts 448 Medicare patients who saw Dr. Kneff in 2024. The largest group is 65 to 74, with 166 patients. 75% of them have high blood pressure, and 75% have high cholesterol. 21% are also on Medicaid. Their average risk score is 2.00, 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. Kneff's median patient age at 66, with 57% women.
Dr. Kneff's Medicare patients by age, 2024
Dr. Kneff's Medicare patients by sex, 2024
- Women23152%
- Men21748%
Chronic conditions among Dr. Kneff's Medicare patients, 2024
- High blood pressure75%
- High cholesterol75%
- Arthritis50%
- Ischemic heart disease47%
- Anxiety43%
- Chronic kidney disease42%
- Mood disorders42%
- Diabetes40%
Share of Medicare patients with each condition. A patient can have several.
Dr. Kneff'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
- Women57%
- Men41%
Sources: Dmand AI Patient Panel Data; and Medicare Physician & Other Practitioners - by Provider (CMS), 2024 data
Dr. James Curtis Kneff Jr. wrote 342 Medicare Part D claims in 2024
In 2024, Dr. Kneff wrote 342 Medicare Part D claims for 207 patients. 96% of them were for generic drugs. CMS names the drug for 220 of them, across 9 drugs with 11 or more claims each, at $1,272 in total drug cost. In 2023, CMS named 250 claims across 11 drugs.
Dr. Kneff's Part D claims by kind of drug, 2024
- Generic328 claims96%
- Brand-name and other14 claims4%
Dr. Kneff's 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. Kneff's Part D claims, 2024
- Opioids25%87 of 342 claims
- Antibiotics19%66 of 342 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: 2502024: 22012%
Drugs named by CMS: 9 in 2024, 11 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
How Dr. James Curtis Kneff Jr. takes part in Medicare
Dr. Kneff accepts Medicare assignment, so Medicare's approved amount is taken as full payment.
- Accepts Medicare assignment
- Yes
Source: Doctors and Clinicians National Downloadable File (CMS)
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Dr. James Curtis Kneff Jr. received $1,138 in industry payments from 2016 to 2025
CMS Open Payments shows 16 general payments to Dr. Kneff from 8 drug and device companies from 2016 to 2025. Food and beverage make up the largest share, 100% of the total. Inari Medical, Inc. paid the most, $634.
General payments to Dr. Kneff by program year, 2016 to 2025
Companies that paid Dr. Kneff 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. James Curtis Kneff Jr. graduated from East Tennessee State University Quillen College of Medicine
Dr. Kneff graduated from East Tennessee State University Quillen College of Medicine in 2004.
- Medical school
Source: Dmand AI Professional Profile Data
Sources for Dr. James Curtis Kneff Jr.'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 Affiliation DataDmand AI Practice 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) |
| 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. James Curtis Kneff Jr.
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. James Curtis Kneff Jr.'s NPI number?
Dr. James Curtis Kneff Jr.'s NPI number is 1639256183. It was assigned on November 1, 2006, and it is active in the NPI Registry.
What kind of doctor is Dr. James Curtis Kneff Jr.?
Dr. James Curtis Kneff Jr. is an emergency medicine physician in Bristol, Tennessee. The primary specialty in the NPI Registry is Emergency Medicine Physician (taxonomy code 207P00000X).
Where does Dr. James Curtis Kneff Jr. practice?
Dr. Kneff practices at One Medical Park Blvd, Bristol, TN 37620. Dr. Kneff also practices at 1 Medical Park Blvd, Bristol, TN 37620. Dr. Kneff's primary practice is Bristol Regional Medical Center in Bristol, Tennessee, part of Ballad Health. Dmand AI also links Dr. Kneff to 2 medical groups.
What is Dr. James Curtis Kneff Jr.'s office phone number?
The practice phone on file for Dr. Kneff is (423) 844-1121.
What is Dr. James Curtis Kneff Jr.'s medical license number?
Dr. Kneff holds Virginia license 0101250600, one of the licenses on file in 3 states.
Which states has Dr. James Curtis Kneff Jr. been licensed in?
Dmand AI has state licenses on file for Dr. Kneff in Virginia, Georgia and Tennessee.
Which hospitals is Dr. James Curtis Kneff Jr. affiliated with?
Dr. Kneff practices at Bristol Regional Medical Center in Bristol, Tennessee.
What medical group is Dr. James Curtis Kneff Jr. part of?
Dr. Kneff is linked to Ballad Health Medical Associates Family, Internal & Pediatric Medicine. Dmand AI links Dr. Kneff to 2 more medical groups.
Does Dr. James Curtis Kneff Jr. accept Medicare?
Yes. CMS data shows Dr. Kneff billed Medicare for 716 services in 2024, and Dr. Kneff accepts Medicare assignment.
How many Medicare patients does Dr. James Curtis Kneff Jr. see?
CMS counts 448 Medicare patients who saw Dr. Kneff in 2024, with an average age of 75.
Show 5 more questionsShow fewer questions
What services does Dr. James Curtis Kneff Jr. bill to Medicare?
In 2024, Dr. Kneff's most billed Medicare services were emergency department visit (99285), heart test or procedure (93010) and emergency department visit (99284).
Where did Dr. James Curtis Kneff Jr. go to medical school?
Dr. Kneff graduated from East Tennessee State University Quillen College of Medicine in 2004.
What drugs does Dr. James Curtis Kneff Jr. prescribe most?
In 2024 Medicare Part D data, Dr. Kneff's most prescribed drugs by claims were Hydrocodone-Acetaminophen, Ondansetron ODT and Methylprednisolone.
Has Dr. James Curtis Kneff Jr. received payments from drug or device companies?
CMS Open Payments shows $1,138 in general payments to Dr. Kneff from 8 companies from 2016 to 2025. The largest total came from Inari Medical, Inc.
How long has Dr. James Curtis Kneff Jr. been practicing?
Dr. Kneff graduated from medical school in 2004, 22 years ago.
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