J Paul Marcoux, MD
Hematology & Oncology Physician · Boston, MA
J Paul Marcoux, MD is a hematology & oncology physician with a practice address in Boston, Massachusetts, and NPI 1790746907, issued on Mar 29, 2006. Check the license (Massachusetts 73616, as entered in NPPES) on the Massachusetts Board of Registration in Medicine; the Medicare figures below come from public CMS files.
- Name
- J Paul Marcoux
- Credential
- MD
- Primary taxonomy
- Hematology & Oncology Physician 207RH0003X
- License number
- 73616 MA
Self-reported in NPPES; status is on the state search - Practice location
- 450 Brookline Ave, Boston, MA 02215
- Phone
- (617) 632-3468
- Enumerated
- Mar 29, 2006
- Record last updated
- Dec 19, 2014 (not updated in 12 years: call before relying on the address or phone)
- Fax
- (617) 632-5786
- Medicaid ID
- 3074064 MA
- Medicare enrollment
- Enrolled (PECOS I20040412000127); accepts Medicare assignment
- Medical or professional school
- University Of Minnesota Medical School, 1987
- Telehealth
- Offers telehealth (CMS)
- Entity
- Type 1 · individual
8 nearest hematology & oncology physician records → All 461 in Massachusetts → Look up another NPI →
Also registered at 450 Brookline Ave
A shared address usually means a shared clinic or building; it does not show who employs whom.
- Gregory Abel, MDHematology & Oncology Physician1285611954
- Lara Abousamra, PHARMDPharmacist Clinician (PhC)/ Clinical Pharmacy Specialist1851183404
- Karley Adams, PAPhysician Assistant1578261764
- Lauren Adams, PA-CPhysician Assistant1902763469
- Ana Aguilar-Bonilla, M.D.Pediatric Hematology & Oncology Physician1023319761
- Andrew Aguirre, MD, PHDMedical Oncology Physician1609071208
Verify J Paul Marcoux in five checks
- 1IdentityNPI record in CMS NPPESNPI lookupConfirmed in NPPES
- 2LicenseActive license and public ordersMassachusetts Board of Registration in Medicine
Search for license 73616Check the board - 3Other statesLicenses and actions elsewhereDocInfo (FSMB)Not checked
- 4ExclusionsMedicare and Medicaid bansHHS-OIG exclusion listNot checked
- 5CertificationBoard certificationABMS AOA NCCPA AANPNot checked
37% fewer Medicare Part D claims than the average hematology & oncology physician in 2024
556 Medicare Part D claims for 120 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. 35 claims were for opioids.
Most prescribed
- Gabapentin55 claims
- Tagrisso45 claims
- Dexamethasone44 claims
- Ondansetron Odt27 claims
- Lorbrena26 claims
- Prednisone25 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): 86.3 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.
Source: CMS Quality Payment Program, MIPS performance year 2023, group reporting; category weights for 2023 (qpp.cms.gov).
Bills Medicare through one group practice
- Dana-Farber Cancer Institute, Inc.Boston, MA
Source: CMS Doctors and Clinicians National Downloadable File (the group practices a clinician bills Medicare through) (data.cms.gov).
J Paul Marcoux among 461 hematology & oncology physician records in Massachusetts
J Paul Marcoux, 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
- Graduated1987 · median 2004 among the 303 with a school on file
- Record last updated2014 · 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 Boston → Hematology & Oncology Physician nationwide →
The 8 hematology & oncology physician records with the nearest ZIP codes
- Gregory Abel, MDBoston, MA 022151285611954
- Nancy Andrea, M.D.Boston, MA 022151033193719
- David Avigan, M.D.Boston, MA 022151952349243
- David Barbie, MDBoston, MA 022151164401626
- Christopher Lee Carpenter, M.D.Boston, MA 022151083651798
- Bimalangshu Dey, MDBoston, MA 022151679563845
- Robb Friedman, M.D.Boston, MA 022151669451514
- Leena Gandhi, MD PHDBoston, MA 022151841275906
Common questions
What is J Paul Marcoux, MD's NPI number?
J Paul Marcoux, MD's National Provider Identifier (NPI) is 1790746907, issued on Mar 29, 2006. An NPI identifies a provider in billing; it is not a license.
Where is J Paul Marcoux, MD located?
The NPPES record lists a practice address at 450 Brookline Ave, Boston, MA, 02215. Phone: (617) 632-3468. Providers update this record themselves, so call before visiting.
How can I verify J Paul Marcoux, MD's license?
NPPES lists Massachusetts license number 73616, 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 J Paul Marcoux, MD prescribe under Medicare Part D?
In 2024, J Paul Marcoux, MD had 556 Medicare Part D claims for 120 beneficiaries; the average among hematology & oncology physician prescribers was 877. Part D covers Medicare prescriptions only.
What is J Paul Marcoux, MD's MIPS final score?
The 2023 MIPS final score is 86.3 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.