NPPES file of Aug 9, 2026

Jeongfill Yun

Student in an Organized Health Care Education/Training Program · Tucson, AZ

Jeongfill Yun is a student in an organized health care education/training program with a practice address in Tucson, Arizona, and NPI 1558717348, issued on May 11, 2016. Check the license with the Arizona board that licenses this profession; 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
1558717348
Name
Jeongfill Yun
Primary taxonomy
Student in an Organized Health Care Education/Training Program 390200000X
Practice location
8290 W Congress St., Tucson, AZ 85745
Phone
(520) 670-3909
Enumerated
May 11, 2016
Record last updated
May 11, 2016 (not updated in 10 years: call before relying on the address or phone)
Entity
Type 1 · individual
Public record from CMS NPPES (open it on the CMS NPI Registry). A record is not a license: verify it with the state board.
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Verify Jeongfill Yun in five checks

  1. 1IdentityNPI record in CMS NPPESNPI lookupConfirmed in NPPES
  2. 2LicenseActive license and public ordersWhich Arizona board licenses this professionCheck 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
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85% fewer Medicare Part D claims than the average student in an organized health care education/training program in 2024

28 Medicare Part D claims for 21 beneficiaries, against an average of 185 among the 59,748 providers of this specialty who prescribed in Part D. Brand-name drugs were 0% of claims.

  1. Jeongfill Yun28
  2. Specialty average185

Most prescribed

  1. Amoxicillin19 claims

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.

Jeongfill Yun among 3,364 student in an organized health care education/training program records in Arizona

Jeongfill Yun is one of 3,364 student in an organized health care education/training program records with a practice address in Arizona. 23% of them appear in a Medicare file (Part D prescribing, MIPS, Open Payments or Medicare group billing); this one does. Its NPI, issued in 2016, is newer than 7% of them.

  • NPI issued2016 · 7% of these records are older, 92% newer
  • In a Medicare fileYes · 23% of these records are
  • In the CMS Doctors and Clinicians fileNo · 2% of these records are
  • Record last updated2016 · 16% of these records were not updated in five years or more

Source: CMS NPPES, file of Aug 9, 2026, every record with primary taxonomy 390200000X and a Arizona practice address; Medicare files: CMS Part D Prescribers 2024, MIPS 2023, Open Payments 2024, Doctors and Clinicians (data.cms.gov).

398 student in an organized health care education/training program records list a practice address in Tucson

They are 398 of the 18,788 NPPES records with a practice address in Tucson, and 3,364 student in an organized health care education/training program records in Arizona.

The 8 student in an organized health care education/training program records with the nearest ZIP codes

  1. Andrew BuiTucson, AZ 857451770284903
  2. Paul Cho, DOTucson, AZ 857451831778216
  3. Jasim El-Ali, MD, PHARMD, MLSTucson, AZ 857451538775903
  4. Tiffany Giang, DDSTucson, AZ 857451851750327
  5. Dominique GonzalezTucson, AZ 857451710590153
  6. George JohnyTucson, AZ 857451710629845
  7. Jaclyn OuelletteTucson, AZ 857451568023554
  8. Rueshil Parekh, MDTucson, AZ 857451437853918

Common questions

What is Jeongfill Yun's NPI number?

Jeongfill Yun's National Provider Identifier (NPI) is 1558717348, issued on May 11, 2016. An NPI identifies a provider in billing; it is not a license.

Where is Jeongfill Yun located?

The NPPES record lists a practice address at 8290 W Congress St., Tucson, AZ, 85745. Phone: (520) 670-3909. Providers update this record themselves, so call before visiting.

How can I verify Jeongfill Yun's license?

Search the Arizona board that licenses this profession; the NPPES record confirms identity only.

How much does Jeongfill Yun prescribe under Medicare Part D?

In 2024, Jeongfill Yun had 28 Medicare Part D claims for 21 beneficiaries; the average among student in an organized health care education/training program prescribers was 185. 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.