Dr. John B. Buse, MD

  • Chapel Hill, NC
  • Endocrinologist
NPI1336164680PAC ID3476562752
Medicare services, 2024
235
Medicare patients, 2024
56
Part D claims, 2024
1,530
Publications
426
Clinical trials
7
Practice address
101 Manning Drive, Chapel Hill, NC 27514
Practice phone
Call (919) 966-4141
Professional email
Get professional email
Personal email
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Mobile number
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Social profiles

Primary practice

UNC Hospitals

Hospital · Chapel Hill, North Carolina

See all 3 affiliations

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Dr. John B. Buse is an endocrinologist in Chapel Hill, North Carolina

Dr. Buse practices at UNC Hospitals in Chapel Hill, North Carolina, part of University of North Carolina Health Care System.

Dr. Buse's NPI, 1336164680, was assigned on July 13, 2006. Dr. Buse graduated from Duke University School Of Medicine in 1986. Dr. Buse's North Carolina license number on file is 9400739.

NPI and contact details
Medicare PAC ID
3476562752
NPI enumeration date
July 13, 2006
NPI status
Active
Accepts Medicare assignment
Yes
Offers telehealth
Yes
Practice phone
(919) 966-4141
Professional email
Get email
Personal email
Get email
Mobile number
Get number
Sex
Male
Estimated age
66
Medical school graduation
1986

Sources: NPPES NPI Registry (CMS); Dmand AI Professional Profile Data; Dmand AI Affiliation Data; and Doctors and Clinicians National Downloadable File (CMS)

Dr. John B. Buse practices at UNC Hospitals in Chapel Hill, North Carolina

Dr. Buse's primary practice is UNC Hospitals, at 101 Manning Drive, Chapel Hill, NC 27514 in Orange County. The practice phone is (919) 966-4141.

  • UNC Hospitals
    101 Manning Drive, Chapel Hill, NC 27514 · Orange CountyPhone(919) 966-4141

Source: Dmand AI Affiliation Data

Dr. John B. Buse is affiliated with 2 sites of care and 1 medical group

Dr. Buse's primary practice is UNC Hospitals in Chapel Hill, North Carolina, part of University of North Carolina Health Care System. The medical group on file is UNC Faculty Physicians. Dmand AI also links Dr. Buse to 1 more therapy and rehab clinic, named with a free account.

See all 3 affiliations for Dr. Buse

Sources: Dmand AI Affiliation Data; and Dmand AI Org Hierarchy Data

Dmand AI tracks the EHR system at Dr. John B. Buse's practice

Dmand AI tracks the electronic health record (EHR) system at each site where Dr. Buse practices, 2 sites in all. Vendor and product names are available with a free account.

EHR by site
SiteEHR vendor and product
UNC HospitalsAvailable with a free account
+1 more affiliated siteAvailable with a free account

Source: Dmand AI Technology Install Data

For health IT teams

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Dr. John B. Buse is one of 254 endocrinologists in North Carolina

Endocrinology, diabetes and metabolism is Dr. Buse's primary specialty in the NPI Registry, under taxonomy code 207RE0101X. Dr. Buse is board certified in endocrinology, diabetes and metabolism by the American Board of Internal Medicine. Dmand AI has Dr. Buse's licenses on file in 2 states: North Carolina and Illinois.

Specialties and state licenses

  • Endocrinology, diabetes and metabolism, North CarolinaPrimaryLicense 9400739 · 1994 to 2025 · taxonomy 207RE0101X
  • Illinois license1986 to 1996

Clinical focus

Dmand AI lists chronic diabetes, diabetic emergency, obesity, osteoporosis and vitamin b deficiency among the conditions Dr. Buse treats.

Endocrinologists near Dr. Buse

Counts of endocrinologists 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. John B. Buse billed Medicare for 235 services in 2024

CMS data shows 235 Medicare services from Dr. Buse across 3 procedure codes in 2024, for 56 Medicare patients. Medicare paid $9,975 for them. Every service was in an office.

Medicare services, 2024235
Medicare patients56
Paid by Medicare$9,975
Procedure codes3

Dr. Buse's Medicare services by type, 2023 to 2024

  • 2023
  • 2024
Office and hospital visits
2023: 1512024: 11921%
Tests and treatments
2023: 762024: 734%
Other services
2023: 02024: 43

Dr. Buse compared with the North Carolina median for endocrinologists, 2024

  • Dr. Buse
  • North Carolina median
Medicare services
235vs 73468% below
Medicare patients
56vs 25078% below
Part D claims
1,221vs 1,70428% below

Medians across 250 endocrinologists in North Carolina with Dmand AI profiles that report each measure.

Dr. Buse'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.

See all procedures by Dr. Buse

Need commercial claims for Dr. Buse?

Medicare shows one payer. Book a meeting to get commercial claims data for Dr. Buse and other endocrinologists in North Carolina.

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Sources: Medicare Physician & Other Practitioners - by Provider and Service (CMS), 2024 data; and Dmand AI Peer Benchmarks

Dr. John B. Buse treated 56 Medicare patients in 2024, average age 72

CMS counts 56 Medicare patients who saw Dr. Buse in 2024. The largest group is 75 to 84, with 24 patients. 75% of them have diabetes, and 75% have high blood pressure. Their average risk score is 2.04, 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. Buse's median patient age at 76, with 46% women.

Medicare patients, 202456
Average age72
Average risk score2.04

Dr. Buse's Medicare patients by age, 2024

CMS leaves out age groups with fewer than 11 patients.

Dr. Buse's Medicare patients by sex, 2024

  • Women2646%
  • Men3054%

Chronic conditions among Dr. Buse's Medicare patients, 2024

  1. Diabetes75%
  2. High blood pressure75%
  3. High cholesterol75%
  4. Arthritis52%
  5. Chronic kidney disease48%
  6. Ischemic heart disease46%
  7. Mood disorders30%
  8. Depression27%

Share of Medicare patients with each condition. A patient can have several.

Dr. Buse's patients across all payers

Dmand AI patient panel data covers Medicare, Medicaid and commercial patients.

Patient panel by age, all payers

Median age 76

Patient panel by sex, all payers

  • Women46%
  • Men52%

Sources: Dmand AI Patient Panel Data; and Medicare Physician & Other Practitioners - by Provider (CMS), 2024 data

Dr. John B. Buse wrote 1,530 Medicare Part D claims in 2024

In 2024, Dr. Buse wrote 1,530 Medicare Part D claims for 103 patients. 58% of them were for generic drugs. CMS names the drug for 1,221 of them, across 38 drugs with 11 or more claims each, at $523,929 in total drug cost. In 2023, CMS named 1,201 claims across 33 drugs.

Part D claims, 20241,530
Drugs named by CMS38
Total drug cost$523,929
Part D patients103

Dr. Buse's Part D claims by kind of drug, 2024

  • Generic892 claims58%
  • Brand-name535 claims35%
  • Other103 claims7%

Dr. Buse'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.

Part D claims for drugs CMS names, 2023 to 2024

  • 2023
  • 2024
Claims for drugs CMS names
2023: 1,2012024: 1,2212%

Drugs named by CMS: 38 in 2024, 33 in 2023.

See all prescribing by Dr. Buse

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. John B. Buse offers telehealth to Medicare patients

Dr. Buse accepts Medicare assignment, so Medicare's approved amount is taken as full payment. CMS lists Dr. Buse as offering telehealth.

Accepts Medicare assignment
Yes
Offers telehealth
Yes

Source: Doctors and Clinicians National Downloadable File (CMS)

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Dr. John B. Buse has 426 publications on record

Dmand AI links 426 papers to Dr. Buse, published from 2006 to 2025. 2019 was the busiest year, with 31. The most frequent topics are Diabetes Mellitus, Type 2, Hypoglycemic Agents and Blood Glucose. Dr. Buse has published most often in Diabetes Care. Dr. Buse's most frequent co-authors are Richard Edwin Pratley, MD, Darren Keith McGuire, MD and Klara R. Klein, MD, PhD.

Papers426
Years published2006 to 2025

Dr. Buse's papers by year, 2016 to 2025

Topics Dr. Buse writes about most

  • Diabetes Mellitus, Type 2
  • Hypoglycemic Agents
  • Blood Glucose
  • Glycated Hemoglobin
  • Cardiovascular Diseases
  • Insulin
  • Double-Blind Method
  • Diabetes Mellitus, Type 1

Dr. Buse's most frequent co-authors

Recent publications by Dr. Buse

See all 426 publications and co-authors

See who Dr. Buse researches with

Physician Network Discovery turns co-authorship, shared hospitals and shared groups into a map of who Dr. Buse works with, so you can find a warm path to the right endocrinologists.

How network discovery works

Sources: PubMed (National Library of Medicine); and Dmand AI Research Linkage

Dr. John B. Buse has worked on 7 clinical trials

Dmand AI links Dr. Buse to 7 clinical trials. Conditions studied include Diabetes Mellitus, Diabetes Mellitus, Type 2 and Diabetes Mellitus, Type 1. University of North Carolina, Chapel Hill sponsors the most, 2. Open Payments lists research payments to Dr. Buse that name 1 trial.

Clinical trials with Dr. Buse by phase

  1. NonePhase 1: no trials
  2. NonePhase 2: no trials
  3. 1Phase 3: 1 trial
  4. 1Phase 4: 1 trial

Conditions in Dr. Buse's trials

  • Diabetes Mellitus
  • Diabetes Mellitus, Type 2
  • Diabetes Mellitus, Type 1
  • Hyperlipidemias
  • Metabolic Syndrome

Investigators on the most trials with Dr. Buse

Recent clinical trials with Dr. Buse

See all 7 clinical trials and co-investigators

Sources: Dmand AI Research Linkage; and ClinicalTrials.gov (National Library of Medicine)

Dr. John B. Buse received $690,972 in industry payments from 2016 to 2025

CMS Open Payments shows 491 general payments to Dr. Buse from 18 drug and device companies from 2016 to 2025. Consulting fees make up the largest share, 64% of the total. Novo Nordisk AS paid the most, $313,939. It also lists 19 research payments totaling $9,659 from 2017 to 2025, naming 1 clinical trial.

General payments to Dr. Buse by program year, 2016 to 2025

General payments to Dr. Buse by kind, 2016 to 2025

$691Kin total
  • Consulting fees$440,04564%
  • Travel and lodging$167,39424%
  • Speaker and faculty fees$54,7498%
  • Honoraria$17,0102%
  • Other$11,7172%

Companies that paid Dr. Buse the most, 2016 to 2025

Share is of all general payments to this clinician.

See all payments to Dr. Buse

Source: Open Payments (CMS), 2025 data, released July 7, 2026

Dr. John B. Buse has 26 awards and honors on record

Dmand AI lists 26 awards for Dr. Buse, most recently America's Top Doctors in 2019. Dr. Buse serves on member CTSA Program Steering Committee.

Awards and honors for Dr. Buse

  1. 2019
    • America's Top Doctors
  2. 2018
    • Best Doctors in America
    • �Highly Cited Researchers� in �Clinical Medicine�
  3. 2017
    • Kovler Diabetes Center�s Donald F. Steiner Award
  4. 2011
    • TopDoctor
  5. 2010
    • Hometown Hero
See all 26 awards

Dr. Buse's committees and leadership roles

member CTSA Program Steering CommitteeCo-chair
2018 to present

Source: Dmand AI Professional Profile Data

Dr. John B. Buse graduated from Duke University School Of Medicine

Dr. Buse graduated from Duke University School Of Medicine in 1986. Dr. Buse is a member of ADA.

  1. Medical schoolDuke University School Of Medicine
  2. Board certified in endocrinology, diabetes and metabolismAmerican Board of Internal Medicine
  3. Board certified in internal medicineAmerican Board of Internal Medicine

Source: Dmand AI Professional Profile Data

Dr. John B. Buse accepts plans from 12 insurance carriers

Dr. Buse is in network with 12 carriers, including Aetna, Blue Cross Blue Shield of Michigan and United Healthcare. Medicare plans come from the most carriers, 10. Check the plan with the practice before a visit.

Plan types Dr. Buse accepts, by number of carriers

  1. Medicare10
  2. PPO9
  3. HMO5
  4. POS3
  5. EPO2
  6. Medicaid2

Source: Dmand AI Insurance Network Data

Sources for Dr. John B. Buse's profile data

Sources for the data on this page
Data on this pageSource
NPI, name, sex, specialty and licensesNPPES NPI Registry (CMS) (opens in a new tab)Dmand AI Professional Profile Data
Practice locations and phoneDmand AI Affiliation Data
Primary practice, affiliations and health systemDmand AI Affiliation DataDmand AI Org Hierarchy Data
Medicare services and procedure codesMedicare Physician & Other Practitioners - by Provider and Service (CMS) (opens in a new tab)
State medians for the same specialtyDmand AI Peer Benchmarks
Medicare patients and the all-payer patient panelDmand AI Patient Panel DataMedicare Physician & Other Practitioners - by Provider (CMS) (opens in a new tab)
Part D prescribingMedicare 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 percentilesDoctors and Clinicians National Downloadable File (CMS) (opens in a new tab)
Publications, topics and co-authorsPubMed (National Library of Medicine) (opens in a new tab)Dmand AI Research Linkage
Clinical trials and co-investigatorsDmand AI Research LinkageClinicalTrials.gov (National Library of Medicine) (opens in a new tab)
Industry paymentsOpen Payments (CMS) (opens in a new tab)
Awards and committee rolesDmand AI Professional Profile Data
Training, board certification and membershipsDmand AI Professional Profile Data
Insurance carriers and plan typesDmand AI Insurance Network Data
EHR at each practice siteDmand AI Technology Install Data
Similar physiciansDmand AI Affiliation Data

Data last refreshed October 2026Report an inaccuracyRemove my information

FAQ

Frequently asked questions about Dr. John B. Buse

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. John B. Buse's NPI number?

Dr. John B. Buse's NPI number is 1336164680. It was assigned on July 13, 2006, and it is active in the NPI Registry.

What kind of doctor is Dr. John B. Buse?

Dr. John B. Buse is an endocrinologist in Chapel Hill, North Carolina. The primary specialty in the NPI Registry is Endocrinology, Diabetes & Metabolism Physician (taxonomy code 207RE0101X).

Where does Dr. John B. Buse practice?

Dr. Buse practices at 101 Manning Drive, Chapel Hill, NC 27514. Dr. Buse's primary practice is UNC Hospitals in Chapel Hill, North Carolina, part of University of North Carolina Health Care System. Dmand AI also links Dr. Buse to 1 therapy and rehab clinic.

What is Dr. John B. Buse's office phone number?

The practice phone on file for Dr. Buse is (919) 966-4141.

What is Dr. John B. Buse's medical license number?

Dr. Buse's North Carolina license number on file is 9400739, one of the licenses on file in 2 states.

Which states has Dr. John B. Buse been licensed in?

Dmand AI has state licenses on file for Dr. Buse in North Carolina (1994 to 2025) and Illinois (1986 to 1996).

Which hospitals is Dr. John B. Buse affiliated with?

Dr. Buse practices at UNC Hospitals in Chapel Hill, North Carolina.

What medical group is Dr. John B. Buse part of?

Dr. Buse is linked to UNC Faculty Physicians.

Does Dr. John B. Buse accept Medicare?

Yes. CMS data shows Dr. Buse billed Medicare for 235 services in 2024, and Dr. Buse accepts Medicare assignment.

Does Dr. John B. Buse offer telehealth?

Yes. The CMS Doctors and Clinicians file lists Dr. Buse as offering telehealth services.

Show 10 more questionsShow fewer questions

How many Medicare patients does Dr. John B. Buse see?

CMS counts 56 Medicare patients who saw Dr. Buse in 2024, with an average age of 72.

Is Dr. John B. Buse board certified?

Yes. Dr. Buse is board certified in endocrinology, diabetes and metabolism by the American Board of Internal Medicine.

What services does Dr. John B. Buse bill to Medicare?

In 2024, Dr. Buse's most billed Medicare services were office visit, established patient (99214), medical service (95251) and medicare service (G2211).

Where did Dr. John B. Buse go to medical school?

Dr. Buse graduated from Duke University School Of Medicine in 1986.

What drugs does Dr. John B. Buse prescribe most?

In 2024 Medicare Part D data, Dr. Buse's most prescribed drugs by claims were Metformin HCl, Atorvastatin Calcium and Ozempic.

Has Dr. John B. Buse received payments from drug or device companies?

CMS Open Payments shows $690,972 in general payments to Dr. Buse from 18 companies from 2016 to 2025. The largest total came from Novo Nordisk AS.

How long has Dr. John B. Buse been practicing?

Dr. Buse graduated from medical school in 1986, 40 years ago.

Does Dr. John B. Buse do research?

Dmand AI links 426 publications to Dr. Buse, published from 2006 to 2025. Dr. Buse has worked on 7 clinical trials.

Who does Dr. John B. Buse publish with?

Dr. Buse's most frequent co-authors are Richard Edwin Pratley, MD (30 shared papers), Darren Keith McGuire, MD (25 shared papers) and Klara R. Klein, MD, PhD (15 shared papers).

What insurance does Dr. John B. Buse accept?

Dr. Buse is in network with 12 carriers, including Aetna, Blue Cross Blue Shield of Michigan and United Healthcare. Medicare plans come from the most carriers, 10. Check the plan with the practice before a visit.

Selling to endocrinology, diabetes and metabolism practices?

See endocrinologists in North Carolina by site of care and group

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