NPPES file of Aug 9, 2026

Niluka Shyamalie Weerakoon, M.D.

Internal Medicine Physician · Southfield, MI

Niluka Shyamalie Weerakoon, M.D. is an internal medicine physician with a practice address in Southfield, Michigan, and NPI 1487967279, issued on Jul 21, 2010. Check the license (Michigan 4301096870, as entered in NPPES) on the Michigan Board of Medicine (LARA); the Medicare figures below come from public CMS files.

Record from CMS NPPES, file of Aug 9, 2026 · Medicare files 2023 and 2024 · method · Verify with CMS →

NPPES recordNPPES file of Aug 9, 2026
1487967279
Name
Niluka Shyamalie Weerakoon
Credential
M.D.
Primary taxonomy
Internal Medicine Physician 207R00000X
License number
4301096870 MI
Self-reported in NPPES; status is on the state search
Practice location
26677 W 12 Mile RD # B6, Southfield, MI 48034
Phone
(248) 354-4709
Enumerated
Jul 21, 2010
Record last updated
Sep 29, 2022
Fax
(248) 354-4807
Medicare enrollment
Enrolled (PECOS I20130826000679); 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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Also registered at 26677 W 12 Mile RD # B6

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

  1. Oumair Aejaz, M.D.Internal Medicine Physician1528356946
  2. Shazia Essani, MDInternal Medicine Physician1447201934
  3. Marc Feldman, MDInternal Medicine Physician1417999277
  4. Malitha Hettiarachchi, M.D.Internal Medicine Physician1295003564
  5. Elena Jdanova, M.D.Internal Medicine Physician1073780292
  6. Sandra Jones, MDInternal Medicine Physician1902862667

Verify Niluka Shyamalie Weerakoon in five checks

  1. 1IdentityNPI record in CMS NPPESNPI lookupConfirmed in NPPES
  2. 2LicenseActive license and public ordersMichigan Board of Medicine (LARA)
    Search for license 4301096870
    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 Michigan 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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97% fewer Medicare Part D claims than the average internal medicine physician in 2024

86 Medicare Part D claims for 45 beneficiaries, against an average of 3,176 among the 108,855 providers of this specialty who prescribed in Part D.

  1. Niluka Weerakoon86
  2. Specialty average3,176

Most prescribed

  1. Potassium Chloride11 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.

The practice group's MIPS final score for 2023 (Medicare payment program): 68.5 of 100

The Merit-based Incentive Payment System score is reported for the practice group, not for one clinician alone. Four categories are weighted into the final score; the average among 454,083 clinicians with a measured score was 83.5.

  1. Qualityout of 100 · 30% of the final score57.0
  2. Costout of 100 · 30%43.4
  3. Promoting interoperabilitynot scored (reweighted)
  4. Improvement activities40 of 40 points · 15%100.0

Source: CMS Quality Payment Program, MIPS performance year 2023, group reporting; category weights for 2023 (qpp.cms.gov).

Bills Medicare through one group practice

  1. Academic Internal Medicine Specialists PLLCClinton Township, MI

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

Niluka Shyamalie Weerakoon among 5,735 internal medicine physician records in Michigan

Niluka Shyamalie Weerakoon, M.D. is one of 5,735 internal medicine physician records with a practice address in Michigan. 79% of them appear in a Medicare file (Part D prescribing, MIPS, Open Payments or Medicare group billing); this one does. Its NPI, issued in 2010, is newer than 54% of them.

  • NPI issued2010 · 54% of these records are older, 43% newer
  • In a Medicare fileYes · 79% of these records are
  • In the CMS Doctors and Clinicians fileYes · 62% of these records are
  • Graduated2004 · median 2006 among the 3,564 with a school on file
  • Record last updated2022 · 54% 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 Michigan practice address; Medicare files: CMS Part D Prescribers 2024, MIPS 2023, Open Payments 2024, Doctors and Clinicians (data.cms.gov).

200 internal medicine physician records list a practice address in Southfield

They are 200 of the 5,689 NPPES records with a practice address in Southfield, and 5,735 internal medicine physician records in Michigan.

The 8 internal medicine physician records with the nearest ZIP codes

  1. Elena Akkerman, MDSouthfield, MI 480341760463749
  2. Ashok Bansal, MDSouthfield, MI 480341114908209
  3. Sumner CamisaSouthfield, MI 480341033100540
  4. Charles Godoshian, M.D.Southfield, MI 480341699769190
  5. David Jacobs, MDSouthfield, MI 480341437158185
  6. Edward Mishal, D.OSouthfield, MI 480341043200132
  7. Leon Morris, DOSouthfield, MI 480341700885159
  8. Sindhu Ramesh, M.D.Southfield, MI 480341396730206

Common questions

What is Niluka Shyamalie Weerakoon, M.D.'s NPI number?

Niluka Shyamalie Weerakoon, M.D.'s National Provider Identifier (NPI) is 1487967279, issued on Jul 21, 2010. An NPI identifies a provider in billing; it is not a license.

Where is Niluka Shyamalie Weerakoon, M.D. located?

The NPPES record lists a practice address at 26677 W 12 Mile RD # B6, Southfield, MI, 48034. Phone: (248) 354-4709. Providers update this record themselves, so call before visiting.

How can I verify Niluka Shyamalie Weerakoon, M.D.'s license?

NPPES lists Michigan license number 4301096870, as entered by the provider. Search the Michigan Board of Medicine (LARA) at https://aca-prod.accela.com/MILARA/GeneralProperty/PropertyLookUp.aspx?isLicensee=Y&TabName=APO. The NPPES record confirms identity only; the state search shows license status, expiration and public orders.

How much does Niluka Shyamalie Weerakoon, M.D. prescribe under Medicare Part D?

In 2024, Niluka Shyamalie Weerakoon, M.D. had 86 Medicare Part D claims for 45 beneficiaries; the average among internal medicine physician prescribers was 3,176. Part D covers Medicare prescriptions only.

What is Niluka Shyamalie Weerakoon, M.D.'s MIPS final score?

The 2023 MIPS final score is 68.5 of 100, reported for the practice group. The average among 454,083 clinicians with a measured score was 83.5.

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.