NPPES file of Aug 9, 2026

Lionel S. Lim, MD

Geriatric Medicine (Internal Medicine) Physician · Burlington, MA

Lionel S. Lim, MD is a geriatric medicine (internal medicine) physician with a practice address in Burlington, Massachusetts, and NPI 1841306818, issued on Aug 22, 2006. Check the license (Massachusetts 265256, as entered in NPPES) on the Massachusetts Board of Registration in Medicine; 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
1841306818
Name
Lionel S. Lim
Credential
MD
Primary taxonomy
Geriatric Medicine (Internal Medicine) Physician 207RG0300X
License numbers
265256 MA
045812 CT
Self-reported in NPPES; status is on the state search
Practice location
20 Wall St, Burlington, MA 01803
Phone
(781) 221-2500
Enumerated
Aug 22, 2006
Record last updated
Feb 18, 2021 (not updated in 5 years: call before relying on the address or phone)
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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8 nearest geriatric medicine (internal medicine) physician records → All 225 in Massachusetts → Look up another NPI →

Also registered at 20 Wall St

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

  1. Sarah Alimi, PTPhysical Therapist1942703186
  2. Deepa Arya, M.D.Adult Medicine Physician1134190473
  3. Jill Attaman, MDObstetrics & Gynecology Physician1902009111
  4. Gail Batissa Handwork, APRNAdult Health Nurse Practitioner1811928393
  5. Katherine Bell, NPObstetrics & Gynecology Nurse Practitioner1477791317
  6. Julia Benedetti, MDDermatology Physician1912135153

Verify Lionel S. Lim in five checks

  1. 1IdentityNPI record in CMS NPPESNPI lookupConfirmed in NPPES
  2. 2LicenseActive license and public ordersMassachusetts Board of Registration in Medicine
    Search for license 265256    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 Massachusetts license search

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Lionel S. Lim among 225 geriatric medicine (internal medicine) physician records in Massachusetts

Lionel S. Lim, MD is one of 225 geriatric medicine (internal medicine) physician records with a practice address in Massachusetts. 71% of them appear in a Medicare file (Part D prescribing, MIPS, Open Payments or Medicare group billing); this one does not. Its NPI, issued in 2006, is newer than 14% of them.

  • NPI issued2006 · 14% of these records are older, 44% newer
  • In a Medicare fileNo · 71% of these records are
  • In the CMS Doctors and Clinicians fileNo · 53% of these records are
  • Record last updated2021 · 63% of these records were not updated in five years or more

Source: CMS NPPES, file of Aug 9, 2026, every record with primary taxonomy 207RG0300X and a Massachusetts practice address; Medicare files: CMS Part D Prescribers 2024, MIPS 2023, Open Payments 2024, Doctors and Clinicians (data.cms.gov).

Geriatric Medicine (Internal Medicine) Physician providers in Massachusetts

There are 225 geriatric medicine (internal medicine) physician records in Massachusetts. No Medicare prescribing, quality score, industry payment or hospital affiliation is published for this NPI.

All 225 in Massachusetts → Every provider in Burlington → Geriatric Medicine (Internal Medicine) Physician nationwide →

The 8 geriatric medicine (internal medicine) physician records with the nearest ZIP codes

  1. Gary Winzelberg, MDBurlington, MA 018051558316869
  2. Jonathan Harding, M.D.Chelmsford, MA 018241548295330
  3. Asif Merchant, MDChelmsford, MA 018241538152335
  4. Jokha Ahmed, MDLowell, MA 018541306369749
  5. David Tsai, M.D.Lowell, MA 018541386673713
  6. David Duhme, M.D.Hudson, MA 017491316929276
  7. Jesse Foote, M.D.Concord, MA 017421932366465
  8. Lilian Mikael, M.D.Concord, MA 017421245346162

Common questions

What is Lionel S. Lim, MD's NPI number?

Lionel S. Lim, MD's National Provider Identifier (NPI) is 1841306818, issued on Aug 22, 2006. An NPI identifies a provider in billing; it is not a license.

Where is Lionel S. Lim, MD located?

The NPPES record lists a practice address at 20 Wall St, Burlington, MA, 01803. Phone: (781) 221-2500. Providers update this record themselves, so call before visiting.

How can I verify Lionel S. Lim, MD's license?

NPPES lists Massachusetts license number 265256, as entered by the provider. Search the Massachusetts Board of Registration in Medicine at https://findmydoctor.mass.gov/. 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.