NPPES file of Aug 9, 2026

Bruce Evan Johnson, MD

Medical Oncology Physician · Boston, MA

Bruce Evan Johnson, MD is a medical oncology physician with a practice address in Boston, Massachusetts, and NPI 1578523866, issued on Mar 23, 2006. Check the license (Massachusetts 158661, 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 2023 and 2024 · method · Verify with CMS →

NPPES recordNPPES file of Aug 9, 2026
1578523866
Name
Bruce Evan Johnson
Credential
MD
Primary taxonomy
Medical Oncology Physician 207RX0202X
License number
158661 MA
Self-reported in NPPES; status is on the state search
Practice location
450 Brookline Ave, Boston, MA 02215
Phone
(617) 632-4790
Enumerated
Mar 23, 2006
Record last updated
Dec 7, 2011 (not updated in 15 years: call before relying on the address or phone)
Fax
(617) 632-5786
Entity
Type 1 · individual
Public record from CMS NPPES (open it on the CMS NPI Registry). A record is not a license: verify it with the state board.
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Also registered at 450 Brookline Ave

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

  1. Gregory Abel, MDHematology & Oncology Physician1285611954
  2. Lara Abousamra, PHARMDPharmacist Clinician (PhC)/ Clinical Pharmacy Specialist1851183404
  3. Karley Adams, PAPhysician Assistant1578261764
  4. Lauren Adams, PA-CPhysician Assistant1902763469
  5. Ana Aguilar-Bonilla, M.D.Pediatric Hematology & Oncology Physician1023319761
  6. Andrew Aguirre, MD, PHDMedical Oncology Physician1609071208

Verify Bruce Evan Johnson 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 158661
    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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96% fewer Medicare Part D claims than the average medical oncology physician in 2024

27 Medicare Part D claims, against an average of 703 among the 4,230 providers of this specialty who prescribed in Part D. Brand-name drugs were 63% of claims.

  1. Bruce Johnson27
  2. Specialty average703

Most prescribed

  1. Xalkori12 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.

  1. Qualityout of 100 · 30% of the final score69.4
  2. Costnot scored (reweighted)
  3. Promoting interoperabilityout of 100 · 25%100.0
  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).

Industry payments in 2024: $6,923.65

9 payments; by number, the most common kind was travel and lodging; the largest payer was Chugai Pharmaceutical Co., Ltd. The 3,343 providers of this specialty with any payment received $11,773.47 on average. Payments are reported by manufacturers, not by the provider, and are not a sign of wrongdoing.

  1. Bruce Johnson$6,924
  2. Specialty average$11,773

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

Bruce Evan Johnson among 421 medical oncology physician records in Massachusetts

Bruce Evan Johnson, MD is one of 421 medical oncology physician records with a practice address in Massachusetts. 76% 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 10% of them.

  • NPI issued2006 · 10% of these records are older, 60% newer
  • In a Medicare fileYes · 76% of these records are
  • In the CMS Doctors and Clinicians fileNo · 69% of these records are
  • Record last updated2011 · 51% of these records were not updated in five years or more

Source: CMS NPPES, file of Aug 9, 2026, every record with primary taxonomy 207RX0202X and a Massachusetts practice address; Medicare files: CMS Part D Prescribers 2024, MIPS 2023, Open Payments 2024, Doctors and Clinicians (data.cms.gov).

Medical Oncology Physician providers in Massachusetts

There are 421 medical oncology physician records in Massachusetts.

The 8 medical oncology physician records with the nearest ZIP codes

  1. Steven Come, M.D.Boston, MA 022151619940137
  2. David D'Adamo, MDBoston, MA 022151295706224
  3. George Demetri, MDBoston, MA 022151841267093
  4. William Hahn, MD PHDBoston, MA 022151457313652
  5. Joseph Jacobson, MDBoston, MA 022151942282041
  6. Robert Mayer, MDBoston, MA 022151659361327
  7. Erica Mayer, MD MPHBoston, MA 022151336121789
  8. Nikhil Munshi, MDBoston, MA 022151912979212

Common questions

What is Bruce Evan Johnson, MD's NPI number?

Bruce Evan Johnson, MD's National Provider Identifier (NPI) is 1578523866, issued on Mar 23, 2006. An NPI identifies a provider in billing; it is not a license.

Where is Bruce Evan Johnson, MD located?

The NPPES record lists a practice address at 450 Brookline Ave, Boston, MA, 02215. Phone: (617) 632-4790. Providers update this record themselves, so call before visiting.

How can I verify Bruce Evan Johnson, MD's license?

NPPES lists Massachusetts license number 158661, 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 Bruce Evan Johnson, MD prescribe under Medicare Part D?

In 2024, Bruce Evan Johnson, MD had 27 Medicare Part D claims; the average among medical oncology physician prescribers was 703. Part D covers Medicare prescriptions only.

What is Bruce Evan Johnson, 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.