Malcolm Alexander Matheson
Family Medicine Physician · Worcester, MA
Malcolm Alexander Matheson is a family medicine physician with a practice address in Worcester, Massachusetts, and NPI 1659918332, issued on Dec 2, 2019. Check the license (Massachusetts 1023872, as entered in NPPES) on the Massachusetts Board of Registration in Medicine; the Medicare figures below come from public CMS files.
- Name
- Malcolm Alexander Matheson
- Primary taxonomy
- Family Medicine Physician 207Q00000X
- License number
- 1023872 MA
Self-reported in NPPES; status is on the state search - Practice location
- 19 Tacoma St, Worcester, MA 01605
- Phone
- (508) 852-1805
- Enumerated
- Dec 2, 2019
- Record last updated
- Jan 22, 2026
- Entity
- Type 1 · individual
8 nearest family medicine physician records → All 2,265 in Massachusetts → Look up another NPI →
Also registered at 19 Tacoma St
A shared address usually means a shared clinic or building; it does not show who employs whom.
- Casandra Aasmundsen, MAMental Health Counselor1104234442
- Israh AbdeljaberNurse Practitioner1912629528
- Mary Achia-Larbi, RNRegistered Nurse1265132294
- Ama Ahenkorah, FNPFamily Nurse Practitioner1952553232
- Ali Aji, BDSGeneral Practice Dentistry1073145637
- Fior Alba, RNRegistered Nurse1932704921
Verify Malcolm Alexander Matheson in five checks
- 1IdentityNPI record in CMS NPPESNPI lookupConfirmed in NPPES
- 2LicenseActive license and public ordersMassachusetts Board of Registration in Medicine
Search for license 1023872Check the board - 3Other statesLicenses and actions elsewhereDocInfo (FSMB)Not checked
- 4ExclusionsMedicare and Medicaid bansHHS-OIG exclusion listNot checked
- 5CertificationBoard certificationABMS AOA NCCPA AANPNot checked
92% fewer Medicare Part D claims than the average family medicine physician in 2024
288 Medicare Part D claims for 74 beneficiaries, against an average of 3,544 among the 117,163 providers of this specialty who prescribed in Part D. Brand-name drugs were 7% of claims.
Most prescribed
- Atorvastatin Calcium81 claims
- Amlodipine Besylate12 claims
- Losartan Potassium12 claims
- Lisinopril11 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.
Malcolm Alexander Matheson among 2,265 family medicine physician records in Massachusetts
Malcolm Alexander Matheson is one of 2,265 family medicine physician records with a practice address in Massachusetts. 80% of them appear in a Medicare file (Part D prescribing, MIPS, Open Payments or Medicare group billing); this one does. Its NPI, issued in 2019, is newer than 84% of them.
- NPI issued2019 · 84% of these records are older, 13% newer
- In a Medicare fileYes · 80% of these records are
- In the CMS Doctors and Clinicians fileNo · 68% of these records are
- Record last updated2026 · 59% of these records were not updated in five years or more
Source: CMS NPPES, file of Aug 9, 2026, every record with primary taxonomy 207Q00000X and a Massachusetts practice address; Medicare files: CMS Part D Prescribers 2024, MIPS 2023, Open Payments 2024, Doctors and Clinicians (data.cms.gov).
168 family medicine physician records list a practice address in Worcester
They are 168 of the 13,166 NPPES records with a practice address in Worcester, and 2,265 family medicine physician records in Massachusetts.
All 2,265 in Massachusetts → Every provider in Worcester → Family Medicine Physician nationwide →
The 8 family medicine physician records with the nearest ZIP codes
- Ronald Adler, M.D.Worcester, MA 016051083697841
- Katharine Barnard, M.D.Worcester, MA 016051326023425
- James Broadhurst, M.D.Worcester, MA 016051457334351
- Gina D'Ottavio, M.D.Worcester, MA 016051114902038
- Michael Ennis, M.D.Worcester, MA 016051861482663
- Gerald Gleich, M.D.Worcester, MA 016051962485722
- Jeremy Golding, M.D.Worcester, MA 016051407838378
- Lisa Gordon, MDWorcester, MA 016051861478984
Common questions
What is Malcolm Alexander Matheson's NPI number?
Malcolm Alexander Matheson's National Provider Identifier (NPI) is 1659918332, issued on Dec 2, 2019. An NPI identifies a provider in billing; it is not a license.
Where is Malcolm Alexander Matheson located?
The NPPES record lists a practice address at 19 Tacoma St, Worcester, MA, 01605. Phone: (508) 852-1805. Providers update this record themselves, so call before visiting.
How can I verify Malcolm Alexander Matheson's license?
NPPES lists Massachusetts license number 1023872, 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 Malcolm Alexander Matheson prescribe under Medicare Part D?
In 2024, Malcolm Alexander Matheson had 288 Medicare Part D claims for 74 beneficiaries; the average among family medicine physician prescribers was 3,544. 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.