NPPES file of Aug 9, 2026

Harry W. Matelski, MD

Hematology & Oncology Physician · Fairhaven, MA

Harry W. Matelski, MD is a hematology & oncology physician with a practice address in Fairhaven, Massachusetts, and NPI 1699737874, issued on Apr 4, 2006. Check the license (Massachusetts 47369, 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
1699737874
Name
Harry W. Matelski
Credential
MD
Primary taxonomy
Hematology & Oncology Physician 207RH0003X
License number
47369 MA
Self-reported in NPPES; status is on the state search
Practice location
206 Mill RD, Fairhaven, MA 02719
Phone
(508) 973-3000
Enumerated
Apr 4, 2006
Record last updated
Apr 23, 2020 (not updated in 6 years: call before relying on the address or phone)
Fax
(508) 973-3119
Medicaid ID
110066271A MA
Medicare enrollment
Enrolled (PECOS I20050322000957); accepts Medicare assignment
Medical or professional school
Hahnemann University College Of Medicine, 1977
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 206 Mill RD

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

  1. Elizabeth Blanchard, MDHematology & Oncology Physician1134198989
  2. Katherine CarpenterNurse Practitioner1356297121
  3. Jennifer Ducie, M.D.Gynecologic Oncology Physician1437326105
  4. Dianne Feeney, NPNurse Practitioner1013943323
  5. Rachel FinneyNurse Practitioner1477205011
  6. Patrick Gagnon, MDRadiation Oncology Physician1588869366

Verify Harry W. Matelski 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 47369
    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

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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70% fewer Medicare Part D claims than the average hematology & oncology physician in 2024

262 Medicare Part D claims for 74 beneficiaries, against an average of 877 among the 10,784 providers of this specialty who prescribed in Part D. Brand-name drugs were 24% of claims. 15 claims were for opioids.

  1. Harry Matelski262
  2. Specialty average877

Most prescribed

  1. Warfarin Sodium30 claims
  2. Anastrozole27 claims
  3. Enoxaparin Sodium25 claims
  4. Hydroxyurea19 claims
  5. Eliquis18 claims
  6. Tamoxifen Citrate17 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.

Industry payments in 2024: $16.50

1 payment: food and beverage; the largest payer was Genzyme Corporation. The 8,560 providers of this specialty with any payment received $7,481.41 on average. Payments are reported by manufacturers, not by the provider, and are not a sign of wrongdoing.

  1. Harry Matelski$16.50
  2. Specialty average$7,481.41

Source: CMS Open Payments, program year 2024 (openpaymentsdata.cms.gov); average among providers of this specialty with at least one payment.

Bills Medicare through 2 group practices

  1. Physiotherapy Associates IncEast Wareham, MA
  2. Southcoast Physicians Group IncWareham, MA

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

Harry W. Matelski among 461 hematology & oncology physician records in Massachusetts

Harry W. Matelski, MD 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
  • Graduated1977 · median 2004 among the 303 with a school on file
  • Record last updated2020 · 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).

6 hematology & oncology physician records list a practice address in Fairhaven

They are 6 of the 261 NPPES records with a practice address in Fairhaven, and 461 hematology & oncology physician records in Massachusetts.

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

  1. Elizabeth Blanchard, MDFairhaven, MA 027191134198989
  2. Susan Kim, MDFairhaven, MA 027191891985990
  3. Edress Othman, MDFairhaven, MA 027191508916792
  4. Nirmal Pathak, M.D.Fairhaven, MA 027191639602311
  5. Sophia Rizk, M.D.Fairhaven, MA 027191609004969
  6. Therese Mulvey, M.D.Fall River, MA 027201982687182
  7. Ruwan Parakrama, MDFall River, MA 027201578190120
  8. Sonia Seng, MDFall River, MA 027201366629719

Common questions

What is Harry W. Matelski, MD's NPI number?

Harry W. Matelski, MD's National Provider Identifier (NPI) is 1699737874, issued on Apr 4, 2006. An NPI identifies a provider in billing; it is not a license.

Where is Harry W. Matelski, MD located?

The NPPES record lists a practice address at 206 Mill RD, Fairhaven, MA, 02719. Phone: (508) 973-3000. Providers update this record themselves, so call before visiting.

How can I verify Harry W. Matelski, MD's license?

NPPES lists Massachusetts license number 47369, 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 Harry W. Matelski, MD prescribe under Medicare Part D?

In 2024, Harry W. Matelski, MD had 262 Medicare Part D claims for 74 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.

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.