NPPES file of Aug 9, 2026

Seunghwan Byun, MD

Hospitalist Physician · Rio Rancho, NM

Seunghwan Byun, MD is a hospitalist physician with a practice address in Rio Rancho, New Mexico, and NPI 1013399294, issued on Jun 23, 2015. Check the license (New Mexico MD2018-0297, as entered in NPPES) on the New Mexico Medical Board; 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
1013399294
Name
Seunghwan Byun
Credential
MD
Primary taxonomy
Hospitalist Physician 208M00000X
License numbers
MD2018-0297 NM
319091 NY
Self-reported in NPPES; status is on the state search
Practice location
2400 Unser Blvd SE, Rio Rancho, NM 87124
Phone
(505) 253-7878
Enumerated
Jun 23, 2015
Record last updated
Nov 18, 2024
Medicare enrollment
Enrolled (PECOS I20230405000744); accepts Medicare assignment
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 2400 Unser Blvd SE

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

  1. Kyle Abbott, CPSWPeer Specialist1447125752
  2. Ibukun Akinboyewa, MDHospitalist Physician1245769843
  3. Laura Armijo, NURSE PRACTITIONERNurse Practitioner1134986151
  4. Victoria Artiaga, FNP-CNurse Practitioner1972361228
  5. Lauren Atkinson, PA-CSurgical Physician Assistant1104119296
  6. Angela Barnes, MDGastroenterology Physician1487218434

Verify Seunghwan Byun in five checks

  1. 1IdentityNPI record in CMS NPPESNPI lookupConfirmed in NPPES
  2. 2LicenseActive license and public ordersNew Mexico Medical Board
    Search for license MD2018-0297
    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 New Mexico license search

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74% fewer Medicare Part D claims than the average hospitalist physician in 2024

133 Medicare Part D claims for 59 beneficiaries, against an average of 521 among the 21,613 providers of this specialty who prescribed in Part D. Brand-name drugs were 14% of claims.

  1. Seunghwan Byun133
  2. Specialty average521

Most prescribed

  1. Furosemide14 claims
  2. Spironolactone12 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): 100 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. Qualitynot scored (reweighted)
  2. Costnot scored (reweighted)
  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: $26.76

1 payment: food and beverage; the largest payer was Janssen Pharmaceuticals, Inc. The 7,324 providers of this specialty with any payment received $494.84 on average. Payments are reported by manufacturers, not by the provider, and are not a sign of wrongdoing.

  1. Seunghwan Byun$26.76
  2. Specialty average$494.84

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

Bills Medicare through 4 group practices

  1. Cogent Medical Care PCNyack, NY
  2. East Post Road Medical Services PCWhite Plains, NY
  3. Empire Wound Physician Services PLLCLynbrook, NY
  4. North Shore-Lij Medical PCPlainview, NY

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

Hospitalist Physician providers in New Mexico

There are 72 hospitalist physician records in New Mexico.

Other hospitalist physician records in New Mexico

  1. Ibukun Akinboyewa, MDRio Rancho, NM1245769843
  2. Maher Al-Rahamneh, MDLas Cruces, NM1497086409
  3. Eva Angeli, MDAlbuquerque, NM1295907160
  4. Syed Anis, MDLas Cruces, NM1982396206
  5. Claudia Anison, MDAlbuquerque, NM1770516270
  6. Charlotte Ballantine, DOAlbuquerque, NM1326362278
  7. Shay Beck, MDFarmington, NM1215590526
  8. Janet Blanchard, MDAlbuquerque, NM1134213507
  9. Travis Bolton, M.D.Rio Rancho, NM1932184181
  10. Comfort Bonu, MDSanta Fe, NM1184696064

Common questions

What is Seunghwan Byun, MD's NPI number?

Seunghwan Byun, MD's National Provider Identifier (NPI) is 1013399294, issued on Jun 23, 2015. An NPI identifies a provider in billing; it is not a license.

Where is Seunghwan Byun, MD located?

The NPPES record lists a practice address at 2400 Unser Blvd SE, Rio Rancho, NM, 87124. Phone: (505) 253-7878. Providers update this record themselves, so call before visiting.

How can I verify Seunghwan Byun, MD's license?

NPPES lists New Mexico license number MD2018-0297, as entered by the provider. Search the New Mexico Medical Board at https://www.nmmb.state.nm.us/. The NPPES record confirms identity only; the state search shows license status, expiration and public orders.

How much does Seunghwan Byun, MD prescribe under Medicare Part D?

In 2024, Seunghwan Byun, MD had 133 Medicare Part D claims for 59 beneficiaries; the average among hospitalist physician prescribers was 521. Part D covers Medicare prescriptions only.

What is Seunghwan Byun, MD's MIPS final score?

The 2023 MIPS final score is 100 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.