Dr. Robert J. Soiffer, MD

  • Boston, MA
  • Medical oncologist
NPI1780653261PAC ID0941281778
Medicare services, 2024
379
Medicare patients, 2024
154
Part D claims, 2024
484
Publications
252
Clinical trials
3
Practice address
450 Brookline Avenue, Boston, MA 02115
Professional email
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Mobile number
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Social profiles

Primary practice

Dana-Farber Cancer Institute

Hospital · Boston, Massachusetts

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Dr. Robert J. Soiffer is a medical oncologist in Boston, Massachusetts

Dr. Soiffer practices at Dana-Farber Cancer Institute in Boston, Massachusetts, part of Dana-Farber Cancer Institute.

Dr. Soiffer's NPI, 1780653261, was assigned on March 16, 2006. Dr. Soiffer graduated from New York University School of Medicine in 1983. Dr. Soiffer holds Massachusetts license 56125.

NPI and contact details
Medicare PAC ID
0941281778
NPI enumeration date
March 16, 2006
NPI status
Active
Accepts Medicare assignment
Yes
Offers telehealth
Yes
Professional email
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Personal email
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Mobile number
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Sex
Male
Estimated age
69
Medical school graduation
1983

Sources: NPPES NPI Registry (CMS); Dmand AI Professional Profile Data; Dmand AI Affiliation Data; and Doctors and Clinicians National Downloadable File (CMS)

Dr. Robert J. Soiffer practices at Dana-Farber Cancer Institute in Boston, Massachusetts

Dr. Soiffer's primary practice is Dana-Farber Cancer Institute, at 450 Brookline Avenue, Boston, MA 02115.

Source: Dmand AI Affiliation Data

Dr. Robert J. Soiffer is affiliated with 5 sites of care and 1 medical group

Dr. Soiffer's primary practice is Dana-Farber Cancer Institute in Boston, Massachusetts, part of Dana-Farber Cancer Institute. Dr. Soiffer is also affiliated with Massachusetts General Hospital. The medical group on file is Binney Medical Group. Dmand AI also links Dr. Soiffer to 2 more hospitals and 1 group practice or clinic, each named with a free account.

See all 6 affiliations for Dr. Soiffer

Sources: Dmand AI Affiliation Data; and Dmand AI Org Hierarchy Data

Dmand AI tracks the EHR system at Dr. Robert J. Soiffer's practice

Dmand AI tracks the electronic health record (EHR) system at each site where Dr. Soiffer practices, 5 sites in all. Vendor and product names are available with a free account.

EHR by site
SiteEHR vendor and product
Dana-Farber Cancer InstituteAvailable with a free account
+4 more affiliated sitesAvailable with a free account

Source: Dmand AI Technology Install Data

For health IT teams

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Dr. Robert J. Soiffer is one of 290 medical oncologists in Massachusetts

Medical oncology is Dr. Soiffer's primary specialty in the NPI Registry, under taxonomy code 207RX0202X. Dr. Soiffer is licensed in Massachusetts.

Specialties and state licenses

  • Medical oncology, MassachusettsPrimaryLicense 56125 · taxonomy 207RX0202X

Medical oncologists near Dr. Soiffer

Counts of medical oncologists with a Dmand AI profile, by place and practice. Each opens the list.

Sources: NPPES NPI Registry (CMS); Dmand AI Professional Profile Data; and Dmand AI Peer Benchmarks

Dr. Robert J. Soiffer billed Medicare for 379 services in 2024

CMS data shows 379 Medicare services from Dr. Soiffer across 4 procedure codes in 2024, for 154 Medicare patients. Medicare paid $30,446 for them. Every service was in a facility, such as a hospital, rather than an office.

Medicare services, 2024379
Medicare patients154
Paid by Medicare$30,446
Procedure codes4

Dr. Soiffer's Medicare services by type, 2023 to 2024

  • 2023
  • 2024
Office and hospital visits
2023: 5762024: 37934%

Dr. Soiffer compared with the Massachusetts median for medical oncologists, 2024

  • Dr. Soiffer
  • Massachusetts median
Medicare services
379vs 26046% above
Medicare patients
154vs 10941% above
Part D claims
344vs 635.5 times

Medians across 259 medical oncologists in Massachusetts with Dmand AI profiles that report each measure.

Dr. Soiffer's most billed Medicare procedure codes, 2024

CMS publishes codes billed for 11 or more Medicare patients. Each label is the code family; CPT descriptions are licensed by the AMA.

See all procedures by Dr. Soiffer

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Sources: Medicare Physician & Other Practitioners - by Provider and Service (CMS), 2024 data; and Dmand AI Peer Benchmarks

Dr. Robert J. Soiffer treated 154 Medicare patients in 2024, average age 70

CMS counts 154 Medicare patients who saw Dr. Soiffer in 2024. The largest group is 65 to 74, with 95 patients. 70% of them have high cholesterol, and 64% have high blood pressure. 9% are also on Medicaid. Their average risk score is 3.20, where 1.00 is the Medicare average, so they are sicker than most Medicare patients.

Across all payers, Dmand AI patient panel data puts Dr. Soiffer's median patient age at 69, with 45% women.

Medicare patients, 2024154
Average age70
Average risk score3.20
Also on Medicaid9%

Dr. Soiffer's Medicare patients by age, 2024

CMS leaves out age groups with fewer than 11 patients.

Dr. Soiffer's Medicare patients by sex, 2024

  • Women7649%
  • Men7851%

Chronic conditions among Dr. Soiffer's Medicare patients, 2024

  1. High cholesterol70%
  2. High blood pressure64%
  3. Arthritis44%
  4. Anxiety36%
  5. Mood disorders28%
  6. Chronic kidney disease25%
  7. Depression25%
  8. Ischemic heart disease25%

Share of Medicare patients with each condition. A patient can have several.

Dr. Soiffer's patients across all payers

Dmand AI patient panel data covers Medicare, Medicaid and commercial patients.

Patient panel by age, all payers

Median age 69

Patient panel by sex, all payers

  • Women45%
  • Men54%

Sources: Dmand AI Patient Panel Data; and Medicare Physician & Other Practitioners - by Provider (CMS), 2024 data

Dr. Robert J. Soiffer wrote 484 Medicare Part D claims in 2024

In 2024, Dr. Soiffer wrote 484 Medicare Part D claims for 85 patients. 64% of them were for generic drugs. CMS names the drug for 344 of them, across 9 drugs with 11 or more claims each, at $2,596,901 in total drug cost. In 2023, CMS named 465 claims across 14 drugs.

Part D claims, 2024484
Drugs named by CMS9
Total drug cost$2.6M
Part D patients85

Dr. Soiffer's Part D claims by kind of drug, 2024

  • Generic308 claims64%
  • Brand-name176 claims36%

Dr. Soiffer's most prescribed drugs by claims, 2024

CMS names a drug when it has 11 or more claims. Share is of the claims for drugs CMS names.

Drug classes CMS tracks in Dr. Soiffer's Part D claims, 2024

  • Antibiotics14%68 of 484 claims

Share of all Part D claims for each drug class CMS reports on. Classes with no claims are left out.

Part D claims for drugs CMS names, 2023 to 2024

  • 2023
  • 2024
Claims for drugs CMS names
2023: 4652024: 34426%

Drugs named by CMS: 9 in 2024, 14 in 2023.

See all prescribing by Dr. Soiffer

Sources: Medicare Part D Prescribers - by Provider and Drug (CMS), 2024 data, released May 6, 2026; and Medicare Part D Prescribers - by Provider (CMS), 2024 data

Dr. Robert J. Soiffer scored 84 out of 100 in Medicare's MIPS program for 2024

CMS publishes a Merit-based Incentive Payment System (MIPS) score of 84 out of 100 for Dr. Soiffer for performance year 2024, reported as part of a group. Dr. Soiffer accepts Medicare assignment, so Medicare's approved amount is taken as full payment. CMS lists Dr. Soiffer as offering telehealth.

Accepts Medicare assignment
Yes
Offers telehealth
Yes

Dr. Soiffer's MIPS scores, performance year 2024

  • 84of 100Final score
  • 65of 100Quality
  • 100of 100Promoting Interoperability
  • 40of 100Improvement Activities
  • 69of 100Cost

Each score is out of 100. The final score weighs the categories CMS scored for this clinician.

Sources: Doctors and Clinicians National Downloadable File (CMS); and Clinician Public Reporting: Overall MIPS Performance (CMS), 2024 data, released September 10, 2026

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Dr. Robert J. Soiffer has 252 publications on record

Dmand AI links 252 papers to Dr. Soiffer, published from 2010 to 2025. 2016 was the busiest year, with 20. The most frequent topics are Hematopoietic Stem Cell Transplantation, Graft vs Host Disease and Transplantation, Homologous. Dr. Soiffer has published most often in Biol Blood Marrow Transplant. Dr. Soiffer's most frequent co-authors are Vincent Trien-Vinh Ho, MD, Joseph Harry Antin, MD and John Koreth, MBBS.

Papers252
Years published2010 to 2025

Dr. Soiffer's papers by year, 2016 to 2025

Topics Dr. Soiffer writes about most

  • Hematopoietic Stem Cell Transplantation
  • Graft vs Host Disease
  • Transplantation, Homologous
  • Transplantation Conditioning
  • Hematologic Neoplasms
  • Leukemia, Myeloid, Acute
  • Allografts
  • Cyclophosphamide

Dr. Soiffer's most frequent co-authors

Recent publications by Dr. Soiffer

See all 252 publications and co-authors

See who Dr. Soiffer researches with

Physician Network Discovery turns co-authorship, shared hospitals and shared groups into a map of who Dr. Soiffer works with, so you can find a warm path to the right medical oncologists.

How network discovery works

Sources: PubMed (National Library of Medicine); and Dmand AI Research Linkage

Dr. Robert J. Soiffer has worked on 3 clinical trials

Dmand AI links Dr. Soiffer to 3 clinical trials, 3 of them phase 1 studies. Conditions studied include Bronchiolitis Obliterans Syndrome, Leukemia, Myelomonocytic, Chronic and Myelodysplastic-Myeloproliferative Diseases. Massachusetts General Hospital sponsors the most, 2.

Conditions in Dr. Soiffer's trials

  • Bronchiolitis Obliterans Syndrome
  • Leukemia, Myelomonocytic, Chronic
  • Myelodysplastic-Myeloproliferative Diseases
  • Organizing Pneumonia

Investigators on the most trials with Dr. Soiffer

Recent clinical trials with Dr. Soiffer

Sources: Dmand AI Research Linkage; and ClinicalTrials.gov (National Library of Medicine)

Dr. Robert J. Soiffer received $199,905 in industry payments from 2016 to 2025

CMS Open Payments shows 159 general payments to Dr. Soiffer from 21 drug and device companies from 2016 to 2025. Consulting fees make up the largest share, 87% of the total. Bristol-Myers Squibb Company paid the most, $48,650. It also lists 1 research payment totaling $1,600 in 2017.

General payments to Dr. Soiffer by program year, 2016 to 2025

General payments to Dr. Soiffer by kind, 2016 to 2025

$199.9Kin total
  • Consulting fees$173,93087%
  • Travel and lodging$16,3748%
  • Food and beverage$6,1373%
  • Education speaker fees$2,0001%
  • Other$1,2001%

Companies that paid Dr. Soiffer the most, 2016 to 2025

Share is of all general payments to this clinician.

See all payments to Dr. Soiffer

Source: Open Payments (CMS), 2025 data, released July 7, 2026

Dr. Robert J. Soiffer graduated from New York University School of Medicine

Dr. Soiffer graduated from New York University School of Medicine in 1983.

  1. Medical schoolNew York University School of Medicine

Source: Dmand AI Professional Profile Data

Sources for Dr. Robert J. Soiffer's profile data

Sources for the data on this page
Data on this pageSource
NPI, name, sex, specialty and licensesNPPES NPI Registry (CMS) (opens in a new tab)Dmand AI Professional Profile Data
Practice locations and phoneDmand AI Affiliation Data
Primary practice, affiliations and health systemDmand AI Affiliation DataDmand AI Org Hierarchy Data
Medicare services and procedure codesMedicare Physician & Other Practitioners - by Provider and Service (CMS) (opens in a new tab)
State medians for the same specialtyDmand AI Peer Benchmarks
Medicare patients and the all-payer patient panelDmand AI Patient Panel DataMedicare Physician & Other Practitioners - by Provider (CMS) (opens in a new tab)
Part D prescribingMedicare Part D Prescribers - by Provider and Drug (CMS) (opens in a new tab)Medicare Part D Prescribers - by Provider (CMS) (opens in a new tab)
MIPS scores, telehealth, assignment and procedure percentilesDoctors and Clinicians National Downloadable File (CMS) (opens in a new tab)Clinician Public Reporting: Overall MIPS Performance (CMS) (opens in a new tab)
Publications, topics and co-authorsPubMed (National Library of Medicine) (opens in a new tab)Dmand AI Research Linkage
Clinical trials and co-investigatorsDmand AI Research LinkageClinicalTrials.gov (National Library of Medicine) (opens in a new tab)
Industry paymentsOpen Payments (CMS) (opens in a new tab)
Training, board certification and membershipsDmand AI Professional Profile Data
EHR at each practice siteDmand AI Technology Install Data
Similar physiciansDmand AI Affiliation Data

Data last refreshed October 2026Report an inaccuracyRemove my information

FAQ

Frequently asked questions about Dr. Robert J. Soiffer

Spotted something out of date? Email hello@dmand.ai and we will check the record. Contact details live in the free trial.

What is Dr. Robert J. Soiffer's NPI number?

Dr. Robert J. Soiffer's NPI number is 1780653261. It was assigned on March 16, 2006, and it is active in the NPI Registry.

What kind of doctor is Dr. Robert J. Soiffer?

Dr. Robert J. Soiffer is a medical oncologist in Boston, Massachusetts. The primary specialty in the NPI Registry is Medical Oncology Physician (taxonomy code 207RX0202X).

Where does Dr. Robert J. Soiffer practice?

Dr. Soiffer practices at 450 Brookline Avenue, Boston, MA 02115. Dr. Soiffer's primary practice is Dana-Farber Cancer Institute in Boston, Massachusetts, part of Dana-Farber Cancer Institute. Dmand AI also links Dr. Soiffer to 2 hospitals and 1 group practice or clinic.

What is Dr. Robert J. Soiffer's medical license number?

Dr. Soiffer holds Massachusetts license 56125.

Which hospitals is Dr. Robert J. Soiffer affiliated with?

Dr. Soiffer practices at Dana-Farber Cancer Institute in Boston, Massachusetts. Dr. Soiffer is also affiliated with Massachusetts General Hospital. Dmand AI links Dr. Soiffer to 2 more hospitals.

What medical group is Dr. Robert J. Soiffer part of?

Dr. Soiffer is linked to Binney Medical Group.

Does Dr. Robert J. Soiffer accept Medicare?

Yes. CMS data shows Dr. Soiffer billed Medicare for 379 services in 2024, and Dr. Soiffer accepts Medicare assignment.

Does Dr. Robert J. Soiffer offer telehealth?

Yes. The CMS Doctors and Clinicians file lists Dr. Soiffer as offering telehealth services.

What is Dr. Robert J. Soiffer's MIPS score?

Dr. Soiffer's MIPS final score for performance year 2024 is 84 out of 100, reported as part of a group.

How many Medicare patients does Dr. Robert J. Soiffer see?

CMS counts 154 Medicare patients who saw Dr. Soiffer in 2024, with an average age of 70.

Show 7 more questionsShow fewer questions

What services does Dr. Robert J. Soiffer bill to Medicare?

In 2024, Dr. Soiffer's most billed Medicare services were office visit, established patient (99214), hospital inpatient care (99232) and office visit, established patient (99215).

Where did Dr. Robert J. Soiffer go to medical school?

Dr. Soiffer graduated from New York University School of Medicine in 1983.

What drugs does Dr. Robert J. Soiffer prescribe most?

In 2024 Medicare Part D data, Dr. Soiffer's most prescribed drugs by claims were Jakafi, Sulfamethoxazole-Trimethoprim and Acyclovir.

Has Dr. Robert J. Soiffer received payments from drug or device companies?

CMS Open Payments shows $199,905 in general payments to Dr. Soiffer from 21 companies from 2016 to 2025. The largest total came from Bristol-Myers Squibb Company.

How long has Dr. Robert J. Soiffer been practicing?

Dr. Soiffer graduated from medical school in 1983, 43 years ago.

Does Dr. Robert J. Soiffer do research?

Dmand AI links 252 publications to Dr. Soiffer, published from 2010 to 2025. Dr. Soiffer has worked on 3 clinical trials.

Who does Dr. Robert J. Soiffer publish with?

Dr. Soiffer's most frequent co-authors are Vincent Trien-Vinh Ho, MD (141 shared papers), Joseph Harry Antin, MD (130 shared papers) and John Koreth, MBBS (113 shared papers).

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