NPPES file of Aug 9, 2026

Youngchan Kwon

Internal Medicine Physician · Austin, TX

Youngchan Kwon is an internal medicine physician with a practice address in Austin, Texas, and NPI 1639632334, issued on Apr 9, 2019. Check the license (Texas 0101276732, as entered in NPPES) on the Texas Medical Board; 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
1639632334
Name
Youngchan Kwon
Primary taxonomy
Internal Medicine Physician 207R00000X
License number
0101276732 TX
Self-reported in NPPES; status is on the state search
Practice location
1208 Woodland Ave Apt B, Austin, TX 78704
Phone
(917) 789-3249
Enumerated
Apr 9, 2019
Record last updated
Oct 2, 2025
Medicare enrollment
Enrolled (PECOS I20240610003875); accepts Medicare assignment
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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Verify Youngchan Kwon in five checks

  1. 1IdentityNPI record in CMS NPPESNPI lookupConfirmed in NPPES
  2. 2LicenseActive license and public ordersTexas Medical Board
    Search for license 0101276732
    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 Texas license search

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94% fewer Medicare Part D claims than the average internal medicine physician in 2024

206 Medicare Part D claims for 108 beneficiaries, against an average of 3,176 among the 108,855 providers of this specialty who prescribed in Part D. 18 claims were for opioids.

  1. Youngchan Kwon206
  2. Specialty average3,176

Most prescribed

  1. Hydrocodone-Acetaminophen14 claims
  2. Amlodipine Besylate12 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.

Bills Medicare through one group practice

  1. Ipc Healthcare Services OF Texas PLLCAustin, TX

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

Youngchan Kwon among 9,175 internal medicine physician records in Texas

Youngchan Kwon is one of 9,175 internal medicine physician records with a practice address in Texas. 82% of them appear in a Medicare file (Part D prescribing, MIPS, Open Payments or Medicare group billing); this one does. Its NPI, issued in 2019, is newer than 82% of them.

  • NPI issued2019 · 82% of these records are older, 15% newer
  • In a Medicare fileYes · 82% of these records are
  • In the CMS Doctors and Clinicians fileYes · 66% of these records are
  • Graduated2018 · median 2004 among the 6,088 with a school on file
  • Record last updated2025 · 49% of these records were not updated in five years or more

Source: CMS NPPES, file of Aug 9, 2026, every record with primary taxonomy 207R00000X and a Texas practice address; Medicare files: CMS Part D Prescribers 2024, MIPS 2023, Open Payments 2024, Doctors and Clinicians (data.cms.gov).

606 internal medicine physician records list a practice address in Austin

They are 606 of the 26,585 NPPES records with a practice address in Austin, and 9,175 internal medicine physician records in Texas.

The 8 internal medicine physician records with the nearest ZIP codes

  1. Aixa Caraballo, M.D.Austin, TX 787041710198221
  2. Margaret Clark, M.D.Austin, TX 787041902915119
  3. Daniel Crowe, MDAustin, TX 787041255325015
  4. Hien Duong, DOAustin, TX 787041366479883
  5. Sunita Gaur, MDAustin, TX 787041598770653
  6. Carlos Gray, M.D.Austin, TX 787041881671352
  7. Louis Hine, MDAustin, TX 787041699781930
  8. William Inman, MDAustin, TX 787041437247145

Common questions

What is Youngchan Kwon's NPI number?

Youngchan Kwon's National Provider Identifier (NPI) is 1639632334, issued on Apr 9, 2019. An NPI identifies a provider in billing; it is not a license.

Where is Youngchan Kwon located?

The NPPES record lists a practice address at 1208 Woodland Ave Apt B, Austin, TX, 78704. Phone: (917) 789-3249. Providers update this record themselves, so call before visiting.

How can I verify Youngchan Kwon's license?

NPPES lists Texas license number 0101276732, as entered by the provider. Search the Texas Medical Board at https://profile.tmb.state.tx.us/Search.aspx. The NPPES record confirms identity only; the state search shows license status, expiration and public orders.

How much does Youngchan Kwon prescribe under Medicare Part D?

In 2024, Youngchan Kwon had 206 Medicare Part D claims for 108 beneficiaries; the average among internal medicine physician prescribers was 3,176. 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.