Dr. David Byun, DO

  • Ely, NV
  • Internist
NPI1114238540PAC ID4385867712
Medicare services, 2024
294
Medicare patients, 2024
90
Part D claims, 2024
281
Publications
6
MIPS score, 2024
37
Practice address
1500 Avenue H, Ely, NV 89301
Practice phone
Call (775) 289-3001
Professional email
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Personal email
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Mobile number
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Social profiles

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Dr. David Byun is an internist in Ely, Nevada

Dr. Byun practices at William Bee Ririe Critical Access Hospital in Ely, Nevada, part of William Bee Ririe Hospital.

Dr. Byun's NPI, 1114238540, was assigned on June 30, 2010. Dr. Byun holds Nevada license DO1835.

NPI and contact details
Medicare PAC ID
4385867712
NPI enumeration date
June 30, 2010
NPI status
Active
Accepts Medicare assignment
Yes
Practice phone
(775) 289-3001
Professional email
Get email
Personal email
Get email
Mobile number
Get number
Sex
Male
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. David Byun practices at William Bee Ririe Critical Access Hospital in Ely, Nevada

Dr. Byun's primary practice is William Bee Ririe Critical Access Hospital, at 1500 Avenue H, Ely, NV 89301 in White Pine County. The practice phone is (775) 289-3001.

Source: Dmand AI Affiliation Data

Dr. David Byun is affiliated with 1 site of care and 1 medical group

Dr. Byun's primary practice is William Bee Ririe Critical Access Hospital in Ely, Nevada, part of William Bee Ririe Hospital. The medical group on file is William Bee Ririe Hospital. Dr. Byun's employer is on file too: a hospital.

See all 2 affiliations for Dr. Byun

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

Dmand AI tracks the EHR system at Dr. David Byun's practice

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

EHR by site
SiteEHR vendor and product
William Bee Ririe Critical Access HospitalAvailable with a free account

Source: Dmand AI Technology Install Data

For health IT teams

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Dmand AI maps EHR vendors, IT decision makers and buying committees across William Bee Ririe Hospital and 6.2K+ hospitals, with verified contacts in the same login.

Dr. David Byun is one of 1,019 internists in Nevada

Internal medicine is Dr. Byun's primary specialty in the NPI Registry, under taxonomy code 207R00000X. Dmand AI has Dr. Byun's licenses on file in 2 states: Nevada and Arizona.

Specialties and state licenses

  • Internal medicine, NevadaPrimaryLicense DO1835 · taxonomy 207R00000X
  • Hospitalist, ArizonaLicense 006345 · taxonomy 208M00000X

Internists near Dr. Byun

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. David Byun billed Medicare for 294 services in 2024

CMS data shows 294 Medicare services from Dr. Byun across 6 procedure codes in 2024, for 90 Medicare patients. Medicare paid $21,639 for them. Every service was in a facility, such as a hospital, rather than an office.

Medicare services, 2024294
Medicare patients90
Paid by Medicare$21,639
Procedure codes6

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

  • 2023
  • 2024
Office and hospital visits
2023: 3292024: 29411%

Dr. Byun compared with the Nevada median for internists, 2024

  • Dr. Byun
  • Nevada median
Medicare services
294vs 52043% below
Medicare patients
90vs 19153% below
Part D claims
64vs 36482% below

Medians across 935 internists in Nevada with Dmand AI profiles that report each measure.

Dr. Byun'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. Byun

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Medicare shows one payer. Book a meeting to get commercial claims data for Dr. Byun and other internists in Nevada.

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

Dr. David Byun treated 90 Medicare patients in 2024, average age 79

CMS counts 90 Medicare patients who saw Dr. Byun in 2024. The largest group is 75 to 84, with 34 patients. 75% of them have high blood pressure, and 67% have high cholesterol. 22% are also on Medicaid. Their average risk score is 1.51, 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. Byun's median patient age at 76, with 50% women.

Medicare patients, 202490
Average age79
Average risk score1.51
Also on Medicaid22%

Dr. Byun's Medicare patients by age, 2024

CMS leaves out age groups with fewer than 11 patients.

Dr. Byun's Medicare patients by sex, 2024

  • Women4853%
  • Men4247%

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

  1. High blood pressure75%
  2. High cholesterol67%
  3. COPD48%
  4. Arthritis47%
  5. Diabetes43%
  6. Heart failure40%
  7. Atrial fibrillation33%
  8. Ischemic heart disease30%

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

Dr. Byun'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

  • Women50%
  • Men50%

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

Dr. David Byun wrote 281 Medicare Part D claims in 2024

In 2024, Dr. Byun wrote 281 Medicare Part D claims for 54 patients. 80% of them were for generic drugs. CMS names the drug for 64 of them, across 5 drugs with 11 or more claims each, at $10,818 in total drug cost. In 2023, CMS named 48 claims across 4 drugs.

Part D claims, 2024281
Drugs named by CMS5
Total drug cost$10,818
Part D patients54

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

  • Generic225 claims80%
  • Brand-name and other56 claims20%

Dr. Byun'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. Byun's Part D claims, 2024

  • Opioids6%17 of 281 claims
  • Antibiotics12%34 of 281 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: 482024: 6433%

Drugs named by CMS: 5 in 2024, 4 in 2023.

See all prescribing by Dr. Byun

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. David Byun scored 37 out of 100 in Medicare's MIPS program for 2024

CMS publishes a Merit-based Incentive Payment System (MIPS) score of 37 out of 100 for Dr. Byun for performance year 2024, reported as part of a group. Dr. Byun accepts Medicare assignment, so Medicare's approved amount is taken as full payment.

Accepts Medicare assignment
Yes

Dr. Byun's MIPS scores, performance year 2024

  • 37of 100Final score
  • 27.5of 100Quality
  • 0of 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. David Byun has 6 publications on record

Dmand AI links 6 papers to Dr. Byun, published from 2019 to 2024. 2019 was the busiest year, with 2. The most frequent topics are Length of Stay, Palliative Care and Patient Acceptance of Health Care. Dr. Byun has published most often in Medicine (Baltimore). Dr. Byun's most frequent co-authors are Ji Won Yoo, MD, Se Won Lee, MD and Ian Choe, MD.

Papers6
Years published2019 to 2024

Topics Dr. Byun writes about most

  • Length of Stay
  • Palliative Care
  • Patient Acceptance of Health Care
  • Analgesics, Opioid
  • Hospital Charges

Dr. Byun's most frequent co-authors

Recent publications by Dr. Byun

See all 6 publications and co-authors

See who Dr. Byun researches with

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

How network discovery works

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

Dr. David Byun received $60 in industry payments from 2019 to 2024

CMS Open Payments shows 2 general payments to Dr. Byun from 2 drug and device companies from 2019 to 2024. Food and beverage make up the largest share, 100% of the total. Medtronic, Inc. paid the most, $38.

General payments to Dr. Byun by program year, 2019 to 2024

Companies that paid Dr. Byun the most, 2019 to 2024

Share is of all general payments to this clinician.

See all payments to Dr. Byun

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

Sources for Dr. David Byun'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)Clinician Public Reporting: Overall MIPS Performance (CMS) (opens in a new tab)
Publications, topics and co-authorsPubMed (National Library of Medicine) (opens in a new tab)Dmand AI Research Linkage
Industry paymentsOpen Payments (CMS) (opens in a new tab)
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. David Byun

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. David Byun's NPI number?

Dr. David Byun's NPI number is 1114238540. It was assigned on June 30, 2010, and it is active in the NPI Registry.

What kind of doctor is Dr. David Byun?

Dr. David Byun is an internist in Ely, Nevada. The primary specialty in the NPI Registry is Internal Medicine Physician (taxonomy code 207R00000X).

Where does Dr. David Byun practice?

Dr. Byun practices at 1500 Avenue H, Ely, NV 89301. Dr. Byun's primary practice is William Bee Ririe Critical Access Hospital in Ely, Nevada, part of William Bee Ririe Hospital.

What is Dr. David Byun's office phone number?

The practice phone on file for Dr. Byun is (775) 289-3001.

What is Dr. David Byun's medical license number?

Dr. Byun holds Nevada license DO1835, one of the licenses on file in 2 states.

Which states has Dr. David Byun been licensed in?

Dmand AI has state licenses on file for Dr. Byun in Nevada and Arizona.

Which hospitals is Dr. David Byun affiliated with?

Dr. Byun practices at William Bee Ririe Critical Access Hospital in Ely, Nevada.

What medical group is Dr. David Byun part of?

Dr. Byun is linked to William Bee Ririe Hospital.

Does Dr. David Byun accept Medicare?

Yes. CMS data shows Dr. Byun billed Medicare for 294 services in 2024, and Dr. Byun accepts Medicare assignment.

What is Dr. David Byun's MIPS score?

Dr. Byun's MIPS final score for performance year 2024 is 37 out of 100, reported as part of a group.

Show 7 more questionsShow fewer questions

How many Medicare patients does Dr. David Byun see?

CMS counts 90 Medicare patients who saw Dr. Byun in 2024, with an average age of 79.

What services does Dr. David Byun bill to Medicare?

In 2024, Dr. Byun's most billed Medicare services were hospital inpatient care (99232), hospital inpatient care (99239) and hospital inpatient care (99231).

What drugs does Dr. David Byun prescribe most?

In 2024 Medicare Part D data, Dr. Byun's most prescribed drugs by claims were Losartan Potassium, Hydrocodone-Acetaminophen and Eliquis.

Has Dr. David Byun received payments from drug or device companies?

CMS Open Payments shows $60 in general payments to Dr. Byun from 2 companies from 2019 to 2024. The largest total came from Medtronic, Inc.

How long has Dr. David Byun been practicing?

Dr. Byun graduated from medical school in 2010, 16 years ago.

Does Dr. David Byun do research?

Dmand AI links 6 publications to Dr. Byun, published from 2019 to 2024.

Who does Dr. David Byun publish with?

Dr. Byun's most frequent co-authors are Ji Won Yoo, MD (6 shared papers), Se Won Lee, MD (4 shared papers) and Ian Choe, MD (1 shared paper).

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