NPPES file of Aug 9, 2026

Eugene Ho-Joon Chung, M.D.

Clinical Cardiac Electrophysiology Physician · Boston, MA

Eugene Ho-Joon Chung, M.D. is a clinical cardiac electrophysiology physician with a practice address in Boston, Massachusetts, and NPI 1326087131, issued on Jun 6, 2006. Check the license on the Massachusetts Board of Registration in 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
1326087131
Name
Eugene Ho-Joon Chung
Credential
M.D.
Primary taxonomy
Clinical Cardiac Electrophysiology Physician 207RC0001X
License number
4301113344 MI
Self-reported in NPPES; status is on the state search
Practice location
55 Fruit St, Boston, MA 02114
Phone
(617) 724-4500
Enumerated
Jun 6, 2006
Record last updated
Sep 28, 2023
Medicare enrollment
Enrolled (PECOS I20170912002275); accepts Medicare assignment
Medical or professional school
Jefferson Medical College Of Thomas Jefferson University, 2001
Telehealth
Offers telehealth (CMS)
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 55 Fruit St

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

  1. Affan Aamir, MD, PHARMD, RPHStudent in an Organized Health Care Education/Training Program1821890377
  2. Matthew AbadirAnesthesiology Physician1699120550
  3. Taimur AbbasiInternal Medicine Physician1841673522
  4. Megan Abbott, MDAnesthesiology Physician1730839333
  5. Moustafa AbdallaStudent in an Organized Health Care Education/Training Program1952046062
  6. Shadi Abdar Esfahani, MD, MPHDiagnostic Radiology Physician1497137590

Verify Eugene Ho-Joon Chung in five checks

  1. 1IdentityNPI record in CMS NPPESNPI lookupConfirmed in NPPES
  2. 2LicenseActive license and public ordersMassachusetts Board of Registration in MedicineCheck 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 Massachusetts license search

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95% fewer Medicare Part D claims than the average clinical cardiac electrophysiology physician in 2024

86 Medicare Part D claims for 40 beneficiaries, against an average of 1,710 among the 3,173 providers of this specialty who prescribed in Part D. Brand-name drugs were 28% of claims.

  1. Eugene Chung86
  2. Specialty average1,710

Most prescribed

  1. Eliquis22 claims
  2. Amiodarone Hcl15 claims
  3. Metoprolol Succinate14 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.

Industry payments in 2024: $1,322.46

10 payments; by number, the most common kind was food and beverage; the largest payer was Medtronic, Inc. The 3,167 providers of this specialty with any payment received $10,651.37 on average. Payments are reported by manufacturers, not by the provider, and are not a sign of wrongdoing.

  1. Eugene Chung$1,322
  2. Specialty average$10,651

Source: CMS Open Payments, program year 2024 (openpaymentsdata.cms.gov); average among providers of this specialty with at least one payment.

2 hospitals and group practices

  1. Martha's Vineyard Hospital IncOak Bluffs, MA · Critical Access Hospitals4 of 5 stars
  2. Massachusetts General Physicians Organization IncBoston, MA

Source: CMS Doctors and Clinicians National Downloadable File (the group practices a clinician bills Medicare through); hospitals matched to CMS Hospital General Information (Care Compare) (data.cms.gov). Star ratings are CMS hospital ratings, not ratings of this provider.

Eugene Ho-Joon Chung among 116 clinical cardiac electrophysiology physician records in Massachusetts

Eugene Ho-Joon Chung, M.D. is one of 116 clinical cardiac electrophysiology physician records with a practice address in Massachusetts. 89% of them appear in a Medicare file (Part D prescribing, MIPS, Open Payments or Medicare group billing); this one does. Its NPI, issued in 2006, is newer than 13% of them.

  • NPI issued2006 · 13% of these records are older, 56% newer
  • In a Medicare fileYes · 89% of these records are
  • In the CMS Doctors and Clinicians fileYes · 80% of these records are
  • Graduated2001 · median 2002 among the 93 with a school on file
  • Record last updated2023 · 56% of these records were not updated in five years or more

Source: CMS NPPES, file of Aug 9, 2026, every record with primary taxonomy 207RC0001X and a Massachusetts practice address; Medicare files: CMS Part D Prescribers 2024, MIPS 2023, Open Payments 2024, Doctors and Clinicians (data.cms.gov).

Clinical Cardiac Electrophysiology Physician providers in Massachusetts

There are 116 clinical cardiac electrophysiology physician records in Massachusetts.

The 8 clinical cardiac electrophysiology physician records with the nearest ZIP codes

  1. Conor Barrett, MDBoston, MA 021141548434517
  2. Saumya Das, MDBoston, MA 021141346224508
  3. Shaan Khurshid, MD, MPHBoston, MA 021141316350267
  4. Steven Lubitz, M.D.Boston, MA 021141154589422
  5. Moussa Mansour, MDBoston, MA 021141588649560
  6. Gregory Michaud, MDBoston, MA 021141386606705
  7. David Milan, MDBoston, MA 021141073596953
  8. Eric Mills, MD, PHDBoston, MA 021141760837678

Common questions

What is Eugene Ho-Joon Chung, M.D.'s NPI number?

Eugene Ho-Joon Chung, M.D.'s National Provider Identifier (NPI) is 1326087131, issued on Jun 6, 2006. An NPI identifies a provider in billing; it is not a license.

Where is Eugene Ho-Joon Chung, M.D. located?

The NPPES record lists a practice address at 55 Fruit St, Boston, MA, 02114. Phone: (617) 724-4500. Providers update this record themselves, so call before visiting.

How can I verify Eugene Ho-Joon Chung, M.D.'s license?

Search the Massachusetts Board of Registration in Medicine at https://findmydoctor.mass.gov/. The NPPES record confirms identity only; the state search shows license status, expiration and public orders.

How much does Eugene Ho-Joon Chung, M.D. prescribe under Medicare Part D?

In 2024, Eugene Ho-Joon Chung, M.D. had 86 Medicare Part D claims for 40 beneficiaries; the average among clinical cardiac electrophysiology physician prescribers was 1,710. 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.