NPPES file of Aug 9, 2026

Malitha Samanthika Hettiarachchi, M.D.

Internal Medicine Physician · Southfield, MI

Malitha Samanthika Hettiarachchi, M.D. is an internal medicine physician with a practice address in Southfield, Michigan, and NPI 1295003564, issued on Dec 1, 2011. Check the license (Michigan 4301092203, 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
1295003564
Name
Malitha Samanthika Hettiarachchi
Credential
M.D.
Primary taxonomy
Internal Medicine Physician 207R00000X
License number
4301092203 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
Dec 1, 2011
Record last updated
Dec 20, 2024
Fax
(248) 354-4807
Medicare enrollment
Enrolled (PECOS I20120501000169); accepts Medicare assignment
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 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. Elena Jdanova, M.D.Internal Medicine Physician1073780292
  5. Sandra Jones, MDInternal Medicine Physician1902862667
  6. Rajika Munasinghe, MDInternal Medicine Physician1497706790

Verify Malitha Samanthika Hettiarachchi 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 4301092203
    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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98% fewer Medicare Part D claims than the average internal medicine physician in 2024

60 Medicare Part D claims for 22 beneficiaries, against an average of 3,176 among the 108,855 providers of this specialty who prescribed in Part D. Brand-name drugs were 23% of claims.

  1. Malitha Hettiarachchi60
  2. Specialty average3,176

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 3 group practices

  1. Academic Internal Medicine Specialists PLLCDetroit, MI
  2. Hospitalist Medicine Physicians OF Texas PLLCLampasas, TX
  3. Sound Inpatient Physicians-Michigan PLLCIron Mountain, MI

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

Other internal medicine physician records in Michigan

  1. Jamie Therese Abad, MDDetroit, MI1700573359
  2. Tomas Abalo, M.D.Iron Mountain, MI1336199975
  3. Ali Abbas, M.D.Pontiac, MI1972167526
  4. Sura Abbas, MDWarren, MI1801687405
  5. Ramzi Abbasi, MDSaginaw, MI1164270005
  6. Saadat Abbasi, MDKalamazoo, MI1912005596
  7. Shahzaman Abbasi, MDLansing, MI1376512111
  8. Youssef Abbiss, D.O.Mount Clemens, MI1982991881
  9. Valerie Abbott, MDSouthfield, MI1740289487
  10. Samer Abboud, MDSaginaw, MI1245804178

Common questions

What is Malitha Samanthika Hettiarachchi, M.D.'s NPI number?

Malitha Samanthika Hettiarachchi, M.D.'s National Provider Identifier (NPI) is 1295003564, issued on Dec 1, 2011. An NPI identifies a provider in billing; it is not a license.

Where is Malitha Samanthika Hettiarachchi, 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 Malitha Samanthika Hettiarachchi, M.D.'s license?

NPPES lists Michigan license number 4301092203, 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 Malitha Samanthika Hettiarachchi, M.D. prescribe under Medicare Part D?

In 2024, Malitha Samanthika Hettiarachchi, M.D. had 60 Medicare Part D claims for 22 beneficiaries; the average among internal medicine physician prescribers was 3,176. Part D covers Medicare prescriptions only.

What is Malitha Samanthika Hettiarachchi, 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.