NPPES file of Aug 9, 2026

Karim S. Malek, M.D.

Hematology & Oncology Physician · Brockton, MA

Karim S. Malek, M.D. is a hematology & oncology physician with a practice address in Brockton, Massachusetts, and NPI 1104873843, issued on May 28, 2006. Check the license (Massachusetts 159704, as entered in NPPES) on the Massachusetts Board of Registration in Medicine; 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
1104873843
Name
Karim S. Malek
Credential
M.D.
Primary taxonomy
Hematology & Oncology Physician 207RH0003X
License number
159704 MA
Self-reported in NPPES; status is on the state search
Practice location
225 Quincy Ave, Brockton, MA 02302
Phone
(508) 586-1410
Enumerated
May 28, 2006
Record last updated
Jul 13, 2026
Medicare enrollment
Enrolled (PECOS I20250303002153); 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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8 nearest hematology & oncology physician records → All 461 in Massachusetts → Look up another NPI →

Also registered at 225 Quincy Ave

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

  1. Sondra Bray, B.S.Mental Health Counselor1811513484
  2. Jordon CruzCommunity Health Worker1730056698
  3. Barry Cuiffo, M.D.Hematology & Oncology Physician1528094646
  4. Ashley HindsClinical Social Worker1366919466
  5. Christopher Nauman, M.D.Hematology & Oncology Physician1679531834
  6. Richard Samaha, M.D.Medical Oncology Physician1720121205

Verify Karim S. Malek 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 159704    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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67% fewer Medicare Part D claims than the average hematology & oncology physician in 2024

289 Medicare Part D claims for 70 beneficiaries, against an average of 877 among the 10,784 providers of this specialty who prescribed in Part D. Brand-name drugs were 7% of claims. 16 claims were for opioids.

  1. Karim Malek289
  2. Specialty average877

Most prescribed

  1. Dexamethasone35 claims
  2. Prochlorperazine Maleate31 claims
  3. Prednisone21 claims
  4. Olanzapine15 claims
  5. Abiraterone Acetate13 claims
  6. Anastrozole11 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.

One hospital affiliation

  1. Mymichigan Medical Center MidlandMidland, MI · Acute Care Hospitals4 of 5 stars

Source: CMS Doctors and Clinicians National Downloadable File (the group practices a clinician bills Medicare through); hospitals matched to CMS Hospital General Information (Care Compare) (data.cms.gov). Star ratings are CMS hospital ratings, not ratings of this provider.

Karim S. Malek among 461 hematology & oncology physician records in Massachusetts

Karim S. Malek, M.D. is one of 461 hematology & oncology physician records with a practice address in Massachusetts. 75% of them appear in a Medicare file (Part D prescribing, MIPS, Open Payments or Medicare group billing); this one does. Its NPI, issued in 2006, is newer than 14% of them.

  • NPI issued2006 · 14% of these records are older, 50% newer
  • In a Medicare fileYes · 75% of these records are
  • In the CMS Doctors and Clinicians fileYes · 66% of these records are
  • Graduated1988 · median 2004 among the 303 with a school on file
  • Record last updated2026 · 62% of these records were not updated in five years or more

Source: CMS NPPES, file of Aug 9, 2026, every record with primary taxonomy 207RH0003X and a Massachusetts practice address; Medicare files: CMS Part D Prescribers 2024, MIPS 2023, Open Payments 2024, Doctors and Clinicians (data.cms.gov).

Hematology & Oncology Physician providers in Massachusetts

There are 461 hematology & oncology physician records in Massachusetts.

All 461 in Massachusetts → Every provider in Brockton → Hematology & Oncology Physician nationwide →

The 8 hematology & oncology physician records with the nearest ZIP codes

  1. Barry Cuiffo, M.D.Brockton, MA 023021528094646
  2. Rolf Freter, MD, PHDBrockton, MA 023021457338576
  3. Muhammad Khokhar, M.D.Brockton, MA 023021780979963
  4. Lisa Manera, M.D.Brockton, MA 023021629141221
  5. Christopher Nauman, M.D.Brockton, MA 023021679531834
  6. Satinder Dhillon, MDBrockton, MA 023011477628147
  7. George Sorescu, MDBrockton, MA 023011861675167
  8. Irina Gurevich, M.D.Plymouth, MA 023601013995992

Common questions

What is Karim S. Malek, M.D.'s NPI number?

Karim S. Malek, M.D.'s National Provider Identifier (NPI) is 1104873843, issued on May 28, 2006. An NPI identifies a provider in billing; it is not a license.

Where is Karim S. Malek, M.D. located?

The NPPES record lists a practice address at 225 Quincy Ave, Brockton, MA, 02302. Phone: (508) 586-1410. Providers update this record themselves, so call before visiting.

How can I verify Karim S. Malek, M.D.'s license?

NPPES lists Massachusetts license number 159704, 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.

How much does Karim S. Malek, M.D. prescribe under Medicare Part D?

In 2024, Karim S. Malek, M.D. had 289 Medicare Part D claims for 70 beneficiaries; the average among hematology & oncology physician prescribers was 877. 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.

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.