NPPES file of Aug 9, 2026

John Hyoungsub Shin, M.D.

Clinical Cardiac Electrophysiology Physician · Upper Marlboro, MD

John Hyoungsub Shin, M.D. is a clinical cardiac electrophysiology physician with a practice address in Upper Marlboro, Maryland, and NPI 1295911493, issued on Jan 17, 2008. Check the license (Maryland D0076066, as entered in NPPES) on the Maryland Board of Physicians; the Medicare figures below come from public CMS files.

Record from CMS NPPES, file of Aug 9, 2026 · Medicare files 2023 and 2024 · method · Verify with CMS →

NPPES recordNPPES file of Aug 9, 2026
1295911493
Name
John Hyoungsub Shin
Credential
M.D.
Primary taxonomy
Clinical Cardiac Electrophysiology Physician 207RC0001X
License numbers
D0076066 MD
MD041588 DC
Self-reported in NPPES; status is on the state search
Practice location
1221 Mercantile LN, Upper Marlboro, MD 20774
Phone
(301) 618-5620
Enumerated
Jan 17, 2008
Record last updated
Oct 28, 2025
Medicare enrollment
Enrolled (PECOS I20130918000815); accepts Medicare assignment
Medical or professional school
Vanderbilt University School Of Medicine, 2006
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 1221 Mercantile LN

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

  1. Isabella Ahanogbe, M.D.Family Medicine Physician1821381849
  2. Folabomi Ajanaku, M.D.Gastroenterology Physician1851719777
  3. Jacqueline Arthur-Baidoo, PMHNP-BCPsychiatric/Mental Health Nurse Practitioner1235810276
  4. David Auh, MDFamily Medicine Physician1356752588
  5. Olufemi Balogun, MDFamily Medicine Physician1194010678
  6. Folasade Bangali, DPTPhysical Therapist1811394091

Verify John Hyoungsub Shin in five checks

  1. 1IdentityNPI record in CMS NPPESNPI lookupConfirmed in NPPES
  2. 2LicenseActive license and public ordersMaryland Board of Physicians
    Search for license D0076066
    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 Maryland 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.

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15% fewer Medicare Part D claims than the average clinical cardiac electrophysiology physician in 2024

1,450 Medicare Part D claims for 488 beneficiaries, against an average of 1,710 among the 3,173 providers of this specialty who prescribed in Part D. Brand-name drugs were 27% of claims.

  1. John Shin1,450
  2. Specialty average1,710

Most prescribed

  1. Metoprolol Succinate276 claims
  2. Eliquis246 claims
  3. Atorvastatin Calcium83 claims
  4. Xarelto78 claims
  5. Rosuvastatin Calcium55 claims
  6. Flecainide Acetate49 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 MIPS final score for 2023 (Medicare payment program): 83.4 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 score77.9
  2. Costout of 100 · 30%66.8
  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).

Industry payments in 2024: $750.31

27 payments; by number, the most common kind was food and beverage; the largest payer was Biosense Webster, 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. John Shin$750
  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.

Bills Medicare through 2 group practices

  1. Medstar Heart Institute LLCWashington, DC
  2. Medstar Medical Group II LLCWashington, DC

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

John Hyoungsub Shin among 65 clinical cardiac electrophysiology physician records in Maryland

John Hyoungsub Shin, M.D. is one of 65 clinical cardiac electrophysiology physician records with a practice address in Maryland. 94% of them appear in a Medicare file (Part D prescribing, MIPS, Open Payments or Medicare group billing); this one does. Its NPI, issued in 2008, is newer than 68% of them.

  • NPI issued2008 · 68% of these records are older, 25% newer
  • In a Medicare fileYes · 94% of these records are
  • In the CMS Doctors and Clinicians fileYes · 83% of these records are
  • Graduated2006 · median 2000 among the 54 with a school on file
  • Record last updated2025 · 51% 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 Maryland 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 Maryland

There are 65 clinical cardiac electrophysiology physician records in Maryland.

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

  1. Ian Barrows, MDLargo, MD 207741487017604
  2. Arooge Towheed, M.DLargo, MD 207741588071930
  3. Gela Pamukova, PA-CClinton, MD 207351265317788
  4. Scott Shapiro, MDChevy Chase, MD 208151902967961
  5. Edward Healy, M.D.Bethesda, MD 208171700881927
  6. Mohit Rastogi, MDLanham, MD 207061518958388
  7. Alexander Asser, M.D.Rockville, MD 208501861656670
  8. Sean Beinart, M.D.Rockville, MD 208501083714661

Common questions

What is John Hyoungsub Shin, M.D.'s NPI number?

John Hyoungsub Shin, M.D.'s National Provider Identifier (NPI) is 1295911493, issued on Jan 17, 2008. An NPI identifies a provider in billing; it is not a license.

Where is John Hyoungsub Shin, M.D. located?

The NPPES record lists a practice address at 1221 Mercantile LN, Upper Marlboro, MD, 20774. Phone: (301) 618-5620. Providers update this record themselves, so call before visiting.

How can I verify John Hyoungsub Shin, M.D.'s license?

NPPES lists Maryland license number D0076066, as entered by the provider. Search the Maryland Board of Physicians at https://www.mbp.state.md.us/. The NPPES record confirms identity only; the state search shows license status, expiration and public orders.

How much does John Hyoungsub Shin, M.D. prescribe under Medicare Part D?

In 2024, John Hyoungsub Shin, M.D. had 1,450 Medicare Part D claims for 488 beneficiaries; the average among clinical cardiac electrophysiology physician prescribers was 1,710. Part D covers Medicare prescriptions only.

What is John Hyoungsub Shin, M.D.'s MIPS final score?

The 2023 MIPS final score is 83.4 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), 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.