NPPES file of Aug 9, 2026

Seon Kyo Lee, MD

Internal Medicine Physician · Saint Louis, MO

Seon Kyo Lee, MD is an internal medicine physician with a practice address in Saint Louis, Missouri, and NPI 1407412760, issued on May 13, 2019. Check the license (Missouri 2022031701, as entered in NPPES) on the Missouri Board of Registration for the Healing Arts; the Medicare figures below come from public CMS files.

Record from CMS NPPES, file of Aug 9, 2026 · method · Verify with CMS →

NPPES recordNPPES file of Aug 9, 2026
1407412760
Name
Seon Kyo Lee
Credential
MD
Primary taxonomy
Internal Medicine Physician 207R00000X
License number
2022031701 MO
Self-reported in NPPES; status is on the state search
Practice location
6420 Clayton RD, Saint Louis, MO 63117
Phone
(314) 768-8622
Enumerated
May 13, 2019
Record last updated
Sep 13, 2024
Fax
(314) 768-7177
Medicare enrollment
Enrolled (PECOS I20241120001528); accepts Medicare assignment
Medical or professional school
University Of Kansas School Of Med (Kc/Wich/Sal), 2019
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 6420 Clayton RD

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

  1. Sana Afzal, MDInternal Medicine Physician1083579213
  2. Munir Ahmad, M.D.Nuclear Medicine Physician1356381438
  3. John Alexander, MDAnesthesiology Physician1477541100
  4. Kahee Amedi, MDHospitalist Physician1215382189
  5. Larisa Anokhin, CRNACertified Registered Nurse Anesthetist1023047131
  6. Monika Aplyn, M.D.Internal Medicine Physician1336195247

Verify Seon Kyo Lee in five checks

  1. 1IdentityNPI record in CMS NPPESNPI lookupConfirmed in NPPES
  2. 2LicenseActive license and public ordersMissouri Board of Registration for the Healing Arts
    Search for license 2022031701
    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 Missouri 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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Bills Medicare through one group practice

  1. Saint Lukes Physician Group IncOverland Park, KS

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

Seon Kyo Lee among 2,604 internal medicine physician records in Missouri

Seon Kyo Lee, MD is one of 2,604 internal medicine physician records with a practice address in Missouri. 77% 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 72% of them.

  • NPI issued2019 · 72% of these records are older, 25% newer
  • In a Medicare fileYes · 77% of these records are
  • In the CMS Doctors and Clinicians fileYes · 55% of these records are
  • Graduated2019 · median 2006 among the 1,443 with a school on file
  • Record last updated2024 · 48% 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 Missouri practice address; Medicare files: CMS Part D Prescribers 2024, MIPS 2023, Open Payments 2024, Doctors and Clinicians (data.cms.gov).

941 internal medicine physician records list a practice address in Saint Louis

They are 941 of the 27,605 NPPES records with a practice address in Saint Louis, and 2,604 internal medicine physician records in Missouri.

The 8 internal medicine physician records with the nearest ZIP codes

  1. David Abbott, MDRichmond Heights, MO 631171568448850
  2. Monika Aplyn, M.D.Saint Louis, MO 631171336195247
  3. Kathleen Brunts, M.D.Saint Louis, MO 631171851382204
  4. Danita Cole, MDSaint Louis, MO 631171639152374
  5. Mohammad Emami, MDSaint Louis, MO 631171598712671
  6. Snehal Gandhi, M.D.Saint Louis, MO 631171184608689
  7. William Guyol, MDSaint Louis, MO 631171396738019
  8. Alka Kapoor, MDSaint Louis, MO 631171639122633

Common questions

What is Seon Kyo Lee, MD's NPI number?

Seon Kyo Lee, MD's National Provider Identifier (NPI) is 1407412760, issued on May 13, 2019. An NPI identifies a provider in billing; it is not a license.

Where is Seon Kyo Lee, MD located?

The NPPES record lists a practice address at 6420 Clayton RD, Saint Louis, MO, 63117. Phone: (314) 768-8622. Providers update this record themselves, so call before visiting.

How can I verify Seon Kyo Lee, MD's license?

NPPES lists Missouri license number 2022031701, as entered by the provider. Search the Missouri Board of Registration for the Healing Arts at https://www.fsmb.org/contact-a-state-medical-board/. The NPPES record confirms identity only; the state search shows license status, expiration and public orders.

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.