Registry data as of Aug 27, 2026

Jaehyoung Choi, MD

Internal Medicine Physician · West Chester, PA

Jaehyoung Choi, MD is an internal medicine physician with a practice address in West Chester, Pennsylvania, and NPI 1336522960, issued on Jul 1, 2015. Check the license (Pennsylvania MD474865, as entered in NPPES) on the Pennsylvania Department of State (PALS); the Medicare figures below come from public CMS files.

Record from CMS NPPES, loaded Aug 27, 2026 · Medicare files 2023 and 2024 · method · Verify with CMS →

NPPES recordas of Aug 27, 2026
1336522960
Name
Jaehyoung Choi
Credential
MD
Primary taxonomy
Internal Medicine Physician 207R00000X
License number
MD474865 PA
Self-reported in NPPES; status is on the state search
Practice location
701 E Marshall St, West Chester, PA 19380
Phone
(610) 431-5000
Enumerated
Jul 1, 2015
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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Also registered at 701 E Marshall St

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

  1. Douglas Ader, DO, PA-CEmergency Medicine Physician1235486838
  2. Katherine Ansel, PA-CPhysician Assistant1417847062
  3. Nicholas Archer, PA-CSurgical Physician Assistant1114171774
  4. Thierry Arnoult, ACNPAcute Care Nurse Practitioner1114383403
  5. Chloe AustinCase Management Registered Nurse1508713660
  6. Muhammet Ayanoglu, MDPediatrics Physician1699295428

Verify Jaehyoung Choi in five checks

  1. 1IdentityNPI record in CMS NPPESNPI lookupConfirmed in NPPES
  2. 2LicenseActive license and public ordersPennsylvania Department of State (PALS)
    Search for license MD474865
    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 Pennsylvania license search

PlainDoctor does not match the HHS-OIG exclusion list to individual records: most entries carry no NPI. Search the OIG exclusion list by name.

87% fewer Medicare Part D claims than the average internal medicine physician in 2024

420 Medicare Part D claims for 182 beneficiaries, against an average of 3,176 among the 108,855 providers of this specialty who prescribed in Part D. 20 claims were for opioids.

  1. Jaehyoung Choi420
  2. Specialty average3,176

Most prescribed

  1. Furosemide36 claims
  2. Prednisone21 claims
  3. Cefpodoxime Proxetil18 claims
  4. Atorvastatin Calcium16 claims
  5. Metoprolol Tartrate16 claims
  6. Jardiance15 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.

The practice group's Medicare quality score for 2023: 86.8 of 100

The Merit-based Incentive Payment System score is reported for the practice group, not for one clinician alone. Four categories are weighted into the final score; the average among 454,083 clinicians with a measured score was 83.5.

  1. Qualityout of 100 · 30% of the final score75.9
  2. Costout of 100 · 30%
  3. Promoting interoperabilityout of 100 · 25%100.0
  4. Improvement activities40 of 40 points · 15%100.0

Source: CMS Quality Payment Program, MIPS performance year 2023, group reporting; category weights for 2023 (qpp.cms.gov).

One hospital or facility affiliation

  1. Clinical Care Associates OF The University OF Pennsylvania Health.West Chester, PA

Source: CMS Doctors and Clinicians affiliations; Hospital General Information (Care Compare) (data.cms.gov). Star ratings are CMS hospital ratings, not ratings of this provider.

57 internal medicine physician records list a West Chester practice address

They are 57 of the 2,831 NPPES records with a West Chester practice address, and 7,300 internal medicine physician records in Pennsylvania.

Other internal medicine physician records in Pennsylvania

  1. Saira Aamir, MDYork, PA1184515686
  2. John Aaron, MDWest Grove, PA1427094531
  3. Todd Aaron, MDPhiladelphia, PA1457350522
  4. Joseph Abalos, M.D.Seneca, PA1215128434
  5. Mubasher Abbas, MDYork, PA1578978425
  6. Nicholas AbbottFarrell, PA1639525678
  7. Sara Abbruzzi, D.O.Philadelphia, PA1689686313
  8. Ahmad Abdalla, MDPhiladelphia, PA1730981127
  9. Tori Abdalla, DOPhiladelphia, PA1942091699
  10. Hany Abdel, D.O.Plymouth Meeting, PA1164467262

Common questions

What is Jaehyoung Choi, MD's NPI number?

Jaehyoung Choi, MD's National Provider Identifier (NPI) is 1336522960, issued on Jul 1, 2015. An NPI identifies a provider in billing; it is not a license.

Where is Jaehyoung Choi, MD located?

The NPPES record lists a practice address at 701 E Marshall St, West Chester, PA, 19380. Phone: (610) 431-5000. Providers update this record themselves, so call before visiting.

How can I verify Jaehyoung Choi, MD's license?

NPPES lists Pennsylvania license number MD474865, as entered by the provider. Search the Pennsylvania Department of State (PALS) at https://www.pals.pa.gov/. The NPPES record confirms identity only; the state search shows license status, expiration and public orders.

How much does Jaehyoung Choi, MD prescribe under Medicare Part D?

In 2024, Jaehyoung Choi, MD had 420 Medicare Part D claims for 182 beneficiaries; the average among internal medicine physician prescribers was 3,176. Part D covers Medicare prescriptions only.

What is Jaehyoung Choi, MD's Medicare quality score?

The 2023 MIPS final score is 86.8 of 100, reported for the practice group. The average among 454,083 clinicians with a measured score was 83.5.

Source: CMS National Plan and Provider Enumeration System (NPPES), loaded Aug 27, 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) 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 27, 2026.