NPPES file of Aug 9, 2026

Kok-Seah Lee, M.D.

Internal Medicine Physician · Potomac, MD

Kok-Seah Lee, M.D. is an internal medicine physician with a practice address in Potomac, Maryland, and NPI 1154421022, issued on Sep 22, 2006. Check the license on the Maryland Board of Physicians; the federal record below is the public data PlainDoctor holds for this provider.

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

NPPES recordNPPES file of Aug 9, 2026
1154421022
Name
Kok-Seah Lee
Credential
M.D.
Primary taxonomy
Internal Medicine Physician 207R00000X
License number
45357 KY
Self-reported in NPPES; status is on the state search
Practice location
9509 Newbridge Dr, Potomac, MD 20854
Phone
(703) 868-1311
Enumerated
Sep 22, 2006
Record last updated
Jan 28, 2019 (not updated in 7 years: call before relying on the address or phone)
Medicaid ID
006050298 VA
Entity
Type 1 · individual
Public record from CMS NPPES (open it on the CMS NPI Registry). A record is not a license: verify it with the state board.
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Verify Kok-Seah Lee in five checks

  1. 1IdentityNPI record in CMS NPPESNPI lookupConfirmed in NPPES
  2. 2LicenseActive license and public ordersMaryland Board of PhysiciansCheck 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

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17 internal medicine physician records list a practice address in Potomac

They are 17 of the 497 NPPES records with a practice address in Potomac, and 3,904 internal medicine physician records in Maryland. No Medicare prescribing, quality score, industry payment or hospital affiliation is published for this NPI.

All 17 in Potomac → All 3,904 in Maryland → Every provider in Potomac →

Other internal medicine physician records in Maryland

  1. Eduardo Abarca Rojas, M.D.Parkville, MD1538447628
  2. Rasheed Abassi, M.D.Clinton, MD1376608620
  3. Ghulam Abbas, MDFrederick, MD1477658045
  4. Shamima Abbas, MDKensington, MD1750445896
  5. Nourelhuda Abbas Hamed, MDSilver Spring, MD1699339473
  6. Arsalan Abbasi, MDWestminster, MD1942762604
  7. Hamdi AbdeenGaithersburg, MD1245972413
  8. Mukemil Abdella, M.D.Glenn Dale, MD1871603381
  9. Suzan Abdo, MDClarksville, MD1588631824
  10. Madeeha Abdul GhaffarElkton, MD1194276063

Common questions

What is Kok-Seah Lee, M.D.'s NPI number?

Kok-Seah Lee, M.D.'s National Provider Identifier (NPI) is 1154421022, issued on Sep 22, 2006. An NPI identifies a provider in billing; it is not a license.

Where is Kok-Seah Lee, M.D. located?

The NPPES record lists a practice address at 9509 Newbridge Dr, Potomac, MD, 20854. Phone: (703) 868-1311. Providers update this record themselves, so call before visiting.

How can I verify Kok-Seah Lee, M.D.'s license?

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.

Source: CMS National Plan and Provider Enumeration System (NPPES), file of Aug 9, 2026 (NPPES files on CMS.gov); NUCC Health Care Provider Taxonomy. An NPI identifies who bills; it is not a license.

Written with AI tools from the named public files; every figure is computed from those files (how it is made).

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.