NPPES file of Aug 9, 2026

David Yun, DO

Internal Medicine Physician · Boise, ID

David Yun, DO is an internal medicine physician with a practice address in Boise, Idaho, and NPI 1255969101, issued on Mar 27, 2020. Check the license (Idaho O-1856, as entered in NPPES) on the Idaho Board of Medicine; the Medicare figures below come from public CMS files.

Record from CMS NPPES, file of Aug 9, 2026 · Medicare files 2024 · method · Verify with CMS →

NPPES recordNPPES file of Aug 9, 2026
1255969101
Name
David Yun
Credential
DO
Primary taxonomy
Internal Medicine Physician 207R00000X
License number
O-1856 ID
Self-reported in NPPES; status is on the state search
Practice location
190 E Bannock St, Boise, ID 83712
Phone
(208) 381-2222
Enumerated
Mar 27, 2020
Record last updated
Jun 22, 2024
Medicare enrollment
Enrolled (PECOS I20240716005061); accepts Medicare assignment
Entity
Type 1 · individual
Public record from CMS NPPES (open it on the CMS NPI Registry). Enrollment, assignment, school and telehealth: CMS Doctors and Clinicians file, Aug 2026. A record is not a license: verify it with the state board.
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Also registered at 190 E Bannock St

A shared address usually means a shared clinic or building; it does not show who employs whom.

  1. Aaron Ackerson, ACNPC-AGAcute Care Nurse Practitioner1982329751
  2. Jarren Adam, DOEmergency Medicine Physician1295484699
  3. Sariah AdamsRegistered Nurse1801737978
  4. Grace Adamson, MDFamily Medicine Physician1497246136
  5. J Thomas Ahlquist, MDEmergency Medical Services (Emergency Medicine) Physician1598703902
  6. Dawn Aiken, NPFamily Nurse Practitioner1295175313

Verify David Yun in five checks

  1. 1IdentityNPI record in CMS NPPESNPI lookupConfirmed in NPPES
  2. 2LicenseActive license and public ordersIdaho Board of Medicine
    Search for license O-1856
    Check the board
  3. 3Other statesLicenses and actions elsewhereDocInfo (FSMB)Not checked
  4. 4ExclusionsMedicare and Medicaid bansHHS-OIG exclusion listNot checked
  5. 5CertificationBoard certificationABMS AOA NCCPA AANPNot checked
Open the Idaho license search

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98% fewer Medicare Part D claims than the average internal medicine physician in 2024

78 Medicare Part D claims for 31 beneficiaries, against an average of 3,176 among the 108,855 providers of this specialty who prescribed in Part D.

  1. David Yun78
  2. Specialty average3,176

Source: CMS Medicare Part D Prescribers by Provider and Drug, 2024 (data.cms.gov). Part D covers prescriptions for Medicare patients only; drugs with fewer than 11 claims are not published.

Bills Medicare through one group practice

  1. St Lukes Clinic-Treasure Valley LLCBoise, ID

Source: CMS Doctors and Clinicians National Downloadable File (the group practices a clinician bills Medicare through) (data.cms.gov).

David Yun among 453 internal medicine physician records in Idaho

David Yun, DO is one of 453 internal medicine physician records with a practice address in Idaho. 73% of them appear in a Medicare file (Part D prescribing, MIPS, Open Payments or Medicare group billing); this one does. Its NPI, issued in 2020, is newer than 79% of them.

  • NPI issued2020 · 79% of these records are older, 17% newer
  • In a Medicare fileYes · 73% of these records are
  • In the CMS Doctors and Clinicians fileYes · 56% of these records are
  • Graduated2020 · median 2011 among the 254 with a school on file
  • Record last updated2024 · 44% of these records were not updated in five years or more

Source: CMS NPPES, file of Aug 9, 2026, every record with primary taxonomy 207R00000X and a Idaho practice address; Medicare files: CMS Part D Prescribers 2024, MIPS 2023, Open Payments 2024, Doctors and Clinicians (data.cms.gov).

217 internal medicine physician records list a practice address in Boise

They are 217 of the 9,467 NPPES records with a practice address in Boise, and 453 internal medicine physician records in Idaho.

The 8 internal medicine physician records with the nearest ZIP codes

  1. Jennifer Anderson, MDBoise, ID 837121093825903
  2. Donna Beeson, D.O.Boise, ID 837121689630436
  3. Peter Cliften, M.D.Boise, ID 837121760473771
  4. Karen East, MDBoise, ID 837121255380150
  5. Gabriel Garber, MDBoise, ID 837121588632830
  6. Erika Lewis, M.D.Boise, ID 837121659320570
  7. Julie Lyon, M.D.Boise, ID 837121285685891
  8. Laura McGeorge, MDBoise, ID 837121629029699

Common questions

What is David Yun, DO's NPI number?

David Yun, DO's National Provider Identifier (NPI) is 1255969101, issued on Mar 27, 2020. An NPI identifies a provider in billing; it is not a license.

Where is David Yun, DO located?

The NPPES record lists a practice address at 190 E Bannock St, Boise, ID, 83712. Phone: (208) 381-2222. Providers update this record themselves, so call before visiting.

How can I verify David Yun, DO's license?

NPPES lists Idaho license number O-1856, as entered by the provider. Search the Idaho Board of Medicine at https://dopl.idaho.gov/bom/. The NPPES record confirms identity only; the state search shows license status, expiration and public orders.

How much does David Yun, DO prescribe under Medicare Part D?

In 2024, David Yun, DO had 78 Medicare Part D claims for 31 beneficiaries; the average among internal medicine physician prescribers was 3,176. Part D covers Medicare prescriptions only.

Source: CMS National Plan and Provider Enumeration System (NPPES), file of Aug 9, 2026 (NPPES files on CMS.gov); NUCC Health Care Provider Taxonomy. Medicare files from data.cms.gov. An NPI identifies who bills; it is not a license.

Figures on PlainDoctor are read from the federal files each page names (CMS NPPES, Medicare Part D, MIPS, Open Payments; the HHS-OIG exclusion list only as counts) and from Census population estimates, with the file date shown beside them. See our editorial standards & corrections policy, the methodology behind these numbers, or report a data error. Data current as of Aug 9, 2026.