Dr. Brian James Duff, MD
- Medicare services, 2024
- 1,159
- Medicare patients, 2024
- 291
- Part D claims, 2024
- 18,379
- MIPS score, 2024
- 86
- Hospital affiliations
- 1
- Practice address
- 1341 W Battlefield Rd, Springfield, MO 65807
- Practice phone
- Call (417) 466-7103
- Professional email
- Get professional email
- Personal email
- Get personal email
- Mobile number
- Get mobile number
Primary practice
Missouri Veterans Home
Springfield, Missouri
Find Dr. Duff's professional email, personal email and mobile number
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Dr. Brian James Duff is a family medicine physician in Springfield, Missouri
Dr. Duff practices at Missouri Veterans Home in Springfield, Missouri.
Dr. Duff's NPI, 1447411145, was assigned on June 24, 2008. Dr. Duff holds Missouri license 2011011353.
- NPI
- 1447411145NPI Registry (opens in a new tab)
- Medicare PAC ID
- 6507037512
- NPI enumeration date
- June 24, 2008
- NPI status
- Active
- Accepts Medicare assignment
- Yes
- Practice phone
- (417) 466-7103
- Professional email
- Get email
- Personal email
- Get email
- Mobile number
- Get number
- Sex
- Male
- Estimated age
- 44
- Medical school graduation
- 2008
Sources: NPPES NPI Registry (CMS); Dmand AI Professional Profile Data; Dmand AI Practice Data; and Doctors and Clinicians National Downloadable File (CMS)
Dr. Brian James Duff practices at Missouri Veterans Home in Springfield, Missouri
Dr. Duff's primary practice is Missouri Veterans Home, at 1341 W Battlefield Rd, Springfield, MO 65807 in Greene County. The practice phone is (417) 466-7103.
- Missouri Veterans Home1341 W Battlefield Rd, Springfield, MO 65807 · Greene CountyPhone(417) 466-7103
Sources: NPPES NPI Registry (CMS); and Dmand AI Practice Data
Dr. Brian James Duff is affiliated with 7 sites of care and 3 medical groups
Dr. Duff's primary practice is Missouri Veterans Home in Springfield, Missouri. Dr. Duff is also affiliated with Cox Medical Center South. The medical group on file is CoxHealth Neurology. Dmand AI also links Dr. Duff to 3 more home health agencies, 2 medical groups, 1 group practice or clinic and 1 hospice, each named with a free account.
Sources: NPPES NPI Registry (CMS); Dmand AI Practice Data; Dmand AI Affiliation Data; and Dmand AI Org Hierarchy Data
Dmand AI tracks the EHR system at Dr. Brian James Duff's practice
Dmand AI tracks the electronic health record (EHR) system at each site where Dr. Duff practices, 6 sites in all. Vendor and product names are available with a free account.
| Site | EHR vendor and product |
|---|---|
| Missouri Veterans Home | Available with a free account |
| +6 more sites and 2 medical groups | Available with a free account |
Source: Dmand AI Technology Install Data
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Dr. Brian James Duff is one of 2,412 family medicine physicians in Missouri
Family medicine is Dr. Duff's primary specialty in the NPI Registry, under taxonomy code 207Q00000X. Dmand AI has Dr. Duff's licenses on file in 2 states: Missouri and Florida.
Specialties and state licenses
- Family medicine, MissouriPrimary
- Florida license
Family medicine physicians near Dr. Duff
Counts of family 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. Brian James Duff billed Medicare for 1,159 services in 2024
CMS data shows 1,159 Medicare services from Dr. Duff across 11 procedure codes in 2024, for 291 Medicare patients. Medicare paid $52,728 for them. Every service was in an office.
Dr. Duff's Medicare services by type, 2023 to 2024
- 2023
- 2024
- Surgery
- 2023: 3882024: 3753%
- Office and hospital visits
- 2023: 3902024: 30522%
- Other services
- 2023: 2192024: 2253%
- Drugs given in the office
- 2023: 1802024: 21620%
- Lab and pathology
- 2023: 222024: 1914%
- Tests and treatments
- 2023: 02024: 19
Dr. Duff compared with the Missouri median for family medicine physicians, 2024
- Dr. Duff
- Missouri median
- Medicare services
- 1,159vs 3333.5 times
- Medicare patients
- 291vs 15687% above
- Part D claims
- 17,609vs 1,23114.3 times
Medians across 2,555 family medicine physicians in Missouri with Dmand AI profiles that report each measure.
Dr. Duff'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.
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Sources: Medicare Physician & Other Practitioners - by Provider and Service (CMS), 2024 data; and Dmand AI Peer Benchmarks
Dr. Brian James Duff treated 291 Medicare patients in 2024, average age 72
CMS counts 291 Medicare patients who saw Dr. Duff in 2024. The largest group is 65 to 74, with 154 patients. 69% of them have high blood pressure, and 57% have high cholesterol. 7% are also on Medicaid. Their average risk score is 0.98, where 1.00 is the Medicare average.
Across all payers, Dmand AI patient panel data puts Dr. Duff's median patient age at 73, with 51% women.
Dr. Duff's Medicare patients by age, 2024
Dr. Duff's Medicare patients by sex, 2024
- Women13747%
- Men15453%
Chronic conditions among Dr. Duff's Medicare patients, 2024
- High blood pressure69%
- High cholesterol57%
- Arthritis40%
- Diabetes25%
- Anxiety16%
- Ischemic heart disease16%
- Cancer15%
- Chronic kidney disease14%
Share of Medicare patients with each condition. A patient can have several.
Dr. Duff's patients across all payers
Dmand AI patient panel data covers Medicare, Medicaid and commercial patients.
Patient panel by age, all payers
Median age 73
Patient panel by sex, all payers
- Women51%
- Men48%
Sources: Dmand AI Patient Panel Data; and Medicare Physician & Other Practitioners - by Provider (CMS), 2024 data
Dr. Brian James Duff wrote 18,379 Medicare Part D claims in 2024
In 2024, Dr. Duff wrote 18,379 Medicare Part D claims for 1,319 patients. 88% of them were for generic drugs. CMS names the drug for 17,609 of them, across 182 drugs with 11 or more claims each, at $1,032,182 in total drug cost. In 2023, CMS named 17,738 claims across 188 drugs.
Dr. Duff's Part D claims by kind of drug, 2024
- Generic16,169 claims88%
- Brand-name2,143 claims12%
- Other67 claims0%
Dr. Duff'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. Duff's Part D claims, 2024
- Opioids5%857 of 18,379 claims
- Antibiotics1%156 of 18,379 claims
- Antipsychotics, patients 65 and over0%75 of 18,379 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: 17,7382024: 17,6091%
Drugs named by CMS: 182 in 2024, 188 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. Brian James Duff scored 86 out of 100 in Medicare's MIPS program for 2024
CMS publishes a Merit-based Incentive Payment System (MIPS) score of 86 out of 100 for Dr. Duff for performance year 2024, reported as part of a group. Dr. Duff accepts Medicare assignment, so Medicare's approved amount is taken as full payment.
- Accepts Medicare assignment
- Yes
Dr. Duff's MIPS scores, performance year 2024
- 86of 100Final score
- 74.4of 100Quality
- 100of 100Promoting Interoperability
- 40of 100Improvement Activities
- 78of 100Cost
Each score is out of 100. The final score weighs the categories CMS scored for this clinician.
Removal of skin lesions: 1 to 10 procedures (CMS shows small counts as a range)
Sources: Doctors and Clinicians National Downloadable File (CMS); Clinician Public Reporting: Overall MIPS Performance (CMS), 2024 data, released September 10, 2026; and Doctors and Clinicians Utilization Data (CMS)
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Dr. Brian James Duff received $880 in industry payments from 2017 to 2025
CMS Open Payments shows 52 general payments to Dr. Duff from 12 drug and device companies from 2017 to 2025. Food and beverage make up the largest share, 100% of the total. Pfizer Inc. paid the most, $244.
General payments to Dr. Duff by program year, 2017 to 2025
Companies that paid Dr. Duff the most, 2017 to 2025
Share is of all general payments to this clinician.
Source: Open Payments (CMS), 2025 data, released July 7, 2026
Sources for Dr. Brian James Duff's profile data
Data last refreshed October 2026Report an inaccuracyRemove my information
FAQ
Frequently asked questions about Dr. Brian James Duff
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. Brian James Duff's NPI number?
Dr. Brian James Duff's NPI number is 1447411145. It was assigned on June 24, 2008, and it is active in the NPI Registry.
What kind of doctor is Dr. Brian James Duff?
Dr. Brian James Duff is a family medicine physician in Springfield, Missouri. The primary specialty in the NPI Registry is Family Medicine Physician (taxonomy code 207Q00000X).
Where does Dr. Brian James Duff practice?
Dr. Duff practices at 1341 W Battlefield Rd, Springfield, MO 65807. Dr. Duff's primary practice is Missouri Veterans Home in Springfield, Missouri. Dmand AI also links Dr. Duff to 3 home health agencies, 2 medical groups, 1 group practice or clinic and 1 hospice.
What is Dr. Brian James Duff's office phone number?
The practice phone on file for Dr. Duff is (417) 466-7103.
What is Dr. Brian James Duff's medical license number?
Dr. Duff holds Missouri license 2011011353, one of the licenses on file in 2 states.
Which states has Dr. Brian James Duff been licensed in?
Dmand AI has state licenses on file for Dr. Duff in Missouri and Florida.
Which hospitals is Dr. Brian James Duff affiliated with?
Dr. Duff is affiliated with Cox Medical Center South.
What medical group is Dr. Brian James Duff part of?
Dr. Duff is linked to CoxHealth Neurology. Dmand AI links Dr. Duff to 2 more medical groups.
Does Dr. Brian James Duff accept Medicare?
Yes. CMS data shows Dr. Duff billed Medicare for 1,159 services in 2024, and Dr. Duff accepts Medicare assignment.
What is Dr. Brian James Duff's MIPS score?
Dr. Duff's MIPS final score for performance year 2024 is 86 out of 100, reported as part of a group.
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How many Medicare patients does Dr. Brian James Duff see?
CMS counts 291 Medicare patients who saw Dr. Duff in 2024, with an average age of 72.
What services does Dr. Brian James Duff bill to Medicare?
In 2024, Dr. Duff's most billed Medicare services were surgery: heart and blood vessels (36415), injected or infused drug (J3301) and office visit, established patient (99214).
What drugs does Dr. Brian James Duff prescribe most?
In 2024 Medicare Part D data, Dr. Duff's most prescribed drugs by claims were Atorvastatin Calcium, Lisinopril and Amlodipine Besylate.
Has Dr. Brian James Duff received payments from drug or device companies?
CMS Open Payments shows $880 in general payments to Dr. Duff from 12 companies from 2017 to 2025. The largest total came from Pfizer Inc.
How long has Dr. Brian James Duff been practicing?
Dr. Duff graduated from medical school in 2008, 18 years ago.
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