NPPES file of Aug 9, 2026

Nelson Lapshun Lui, M.D.

Internal Medicine Physician · N Potomac, MD

Nelson Lapshun Lui, M.D. is an internal medicine physician with a practice address in N Potomac, Maryland, and NPI 1285687228, issued on May 19, 2006. Check the license (Maryland D0043869, 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 2024 · method · Verify with CMS →

NPPES recordNPPES file of Aug 9, 2026
1285687228
Name
Nelson Lapshun Lui
Credential
M.D.
Primary taxonomy
Internal Medicine Physician 207R00000X
License number
D0043869 MD
Self-reported in NPPES; status is on the state search
Practice location
11908 Darnestown RD, N Potomac, MD 20878
Phone
(301) 990-1620
Enumerated
May 19, 2006
Record last updated
Jul 28, 2008 (not updated in 18 years: call before relying on the address or phone)
Fax
(301) 990-8956
Medicaid IDs
136791900 MD
026469500 DC
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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Also registered at 11908 Darnestown RD

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

  1. Avneet Bawa, M.D.Pediatric Adolescent Medicine Physician1225044928

Verify Nelson Lapshun Lui in five checks

  1. 1IdentityNPI record in CMS NPPESNPI lookupConfirmed in NPPES
  2. 2LicenseActive license and public ordersMaryland Board of Physicians
    Search for license D0043869
    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

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59% fewer Medicare Part D claims than the average internal medicine physician in 2024

1,293 Medicare Part D claims for 102 beneficiaries, against an average of 3,176 among the 108,855 providers of this specialty who prescribed in Part D.

  1. Nelson Lui1,293
  2. Specialty average3,176

Most prescribed

  1. Atorvastatin Calcium141 claims
  2. Amlodipine Besylate134 claims
  3. Metformin Hcl64 claims
  4. Simvastatin48 claims
  5. Omeprazole47 claims
  6. Fluticasone Propionate46 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.

Internal Medicine Physician providers in Maryland

There are 3,904 internal medicine physician records in Maryland.

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 Nelson Lapshun Lui, M.D.'s NPI number?

Nelson Lapshun Lui, M.D.'s National Provider Identifier (NPI) is 1285687228, issued on May 19, 2006. An NPI identifies a provider in billing; it is not a license.

Where is Nelson Lapshun Lui, M.D. located?

The NPPES record lists a practice address at 11908 Darnestown RD, N Potomac, MD, 20878. Phone: (301) 990-1620. Providers update this record themselves, so call before visiting.

How can I verify Nelson Lapshun Lui, M.D.'s license?

NPPES lists Maryland license number D0043869, 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 Nelson Lapshun Lui, M.D. prescribe under Medicare Part D?

In 2024, Nelson Lapshun Lui, M.D. had 1,293 Medicare Part D claims for 102 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.