Dr. Evan Chris Chen, MD

  • Boston, MA
  • Medical oncologist
NPI1679929574PAC ID0042506693
Medicare services, 2024
262
Medicare patients, 2024
93
Part D claims, 2024
241
Publications
32
Hospital affiliations
3
Practice address
75 Francis Street, Boston, MA 02115
Practice phone
Call (617) 732-5500
Professional email
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Personal email
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Mobile number
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Social profiles

Primary practice

Brigham and Women's Hospital

Hospital · Boston, Massachusetts

See all 9 affiliations

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Dr. Evan Chris Chen is a medical oncologist in Boston, Massachusetts

Dr. Chen practices at Brigham and Women's Hospital in Boston, Massachusetts, part of Mass General Brigham.

Dr. Chen's NPI, 1679929574, was assigned on May 10, 2016. Dr. Chen graduated from Stanford University School of Medicine in 2016. Dr. Chen holds Massachusetts license 278136.

NPI and contact details
Medicare PAC ID
0042506693
NPI enumeration date
May 10, 2016
NPI status
Active
Accepts Medicare assignment
Yes
Offers telehealth
Yes
Practice phone
(617) 732-5500
Professional email
Get email
Personal email
Get email
Mobile number
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Sex
Male
Estimated age
36
Medical school graduation
2016

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

Dr. Evan Chris Chen practices at Brigham and Women's Hospital in Boston, Massachusetts

Dr. Chen's primary practice is Brigham and Women's Hospital, at 75 Francis Street, Boston, MA 02115 in Suffolk County. The practice phone is (617) 732-5500.

Source: Dmand AI Affiliation Data

Dr. Evan Chris Chen is affiliated with 5 sites of care and 4 medical groups

Dr. Chen's primary practice is Brigham and Women's Hospital in Boston, Massachusetts, part of Mass General Brigham. Dr. Chen is also affiliated with Dana-Farber Cancer Institute. The medical group on file is Massachusetts General Physicians Organization (MGPO). Dmand AI also links Dr. Chen to 1 more hospital, 3 medical groups, 1 home health agency and 1 hospital outpatient department, each named with a free account.

See all 9 affiliations for Dr. Chen

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

Dmand AI tracks the EHR system at Dr. Evan Chris Chen's practice

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

EHR by site
SiteEHR vendor and product
Brigham and Women's HospitalAvailable with a free account
+4 more sites and 3 medical groupsAvailable with a free account

Source: Dmand AI Technology Install Data

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Dr. Evan Chris Chen is one of 290 medical oncologists in Massachusetts

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

Specialties and state licenses

  • Medical oncology, MassachusettsPrimaryLicense 278136 · taxonomy 207RX0202X

Medical oncologists near Dr. Chen

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. Evan Chris Chen billed Medicare for 262 services in 2024

CMS data shows 262 Medicare services from Dr. Chen across 5 procedure codes in 2024, for 93 Medicare patients. Medicare paid $25,172 for them. Every service was in a facility, such as a hospital, rather than an office.

Medicare services, 2024262
Medicare patients93
Paid by Medicare$25,172
Procedure codes5

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

  • 2023
  • 2024
Office and hospital visits
2023: 3432024: 26224%

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

  • Dr. Chen
  • Massachusetts median
Medicare services
262vs 260Close to median
Medicare patients
93vs 10915% below
Part D claims
118vs 6387% above

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

Dr. Chen'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. Chen

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

Dr. Evan Chris Chen treated 93 Medicare patients in 2024, average age 77

CMS counts 93 Medicare patients who saw Dr. Chen in 2024. The largest group is 75 to 84, with 43 patients. 75% of them have high blood pressure, and 75% have high cholesterol. Their average risk score is 2.98, 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. Chen's median patient age at 72, with 42% women.

Medicare patients, 202493
Average age77
Average risk score2.98

Dr. Chen's Medicare patients by age, 2024

CMS leaves out age groups with fewer than 11 patients.

Dr. Chen's Medicare patients by sex, 2024

  • Women4447%
  • Men4953%

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

  1. High blood pressure75%
  2. High cholesterol75%
  3. Arthritis55%
  4. Ischemic heart disease44%
  5. Chronic kidney disease40%
  6. Anxiety39%
  7. Atrial fibrillation33%
  8. Heart failure32%

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

Dr. Chen's patients across all payers

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

Patient panel by age, all payers

Median age 72

Patient panel by sex, all payers

  • Women42%
  • Men58%

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

Dr. Evan Chris Chen wrote 241 Medicare Part D claims in 2024

In 2024, Dr. Chen wrote 241 Medicare Part D claims for 43 patients. 72% of them were for generic drugs. CMS names the drug for 118 of them, across 7 drugs with 11 or more claims each, at $167,684 in total drug cost. In 2023, CMS named 129 claims across 7 drugs.

Part D claims, 2024241
Drugs named by CMS7
Total drug cost$167,684
Part D patients43

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

  • Generic174 claims72%
  • Brand-name67 claims28%

Dr. Chen'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. Chen's Part D claims, 2024

  • Antibiotics12%29 of 241 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: 1292024: 1189%

Drugs named by CMS: 7 in 2024, 7 in 2023.

See all prescribing by Dr. Chen

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. Evan Chris Chen offers telehealth to Medicare patients

Dr. Chen accepts Medicare assignment, so Medicare's approved amount is taken as full payment. CMS lists Dr. Chen as offering telehealth.

Accepts Medicare assignment
Yes
Offers telehealth
Yes

Source: Doctors and Clinicians National Downloadable File (CMS)

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Dr. Evan Chris Chen has 32 publications on record

Dmand AI links 32 papers to Dr. Chen, published from 2018 to 2025. 2024 was the busiest year, with 7. The most frequent topics are Leukemia, Myeloid, Acute, Antineoplastic Combined Chemotherapy Protocols and Hematopoietic Stem Cell Transplantation. Dr. Chen has published most often in Blood Adv. Dr. Chen's most frequent co-authors are Daniel Joseph Deangelo, MD, PhD, Marlise Rachael Luskin, MD and Shai Shimony, MD.

Papers32
Years published2018 to 2025

Dr. Chen's papers by year, 2018 to 2025

Topics Dr. Chen writes about most

  • Leukemia, Myeloid, Acute
  • Antineoplastic Combined Chemotherapy Protocols
  • Hematopoietic Stem Cell Transplantation
  • Bridged Bicyclo Compounds, Heterocyclic
  • Sulfonamides
  • Isocitrate Dehydrogenase
  • Myelodysplastic Syndromes
  • Nucleophosmin

Dr. Chen's most frequent co-authors

Recent publications by Dr. Chen

See all 32 publications and co-authors

See who Dr. Chen researches with

Physician Network Discovery turns co-authorship, shared hospitals and shared groups into a map of who Dr. Chen 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. Evan Chris Chen received $24,735 in industry payments from 2020 to 2025

CMS Open Payments shows 31 general payments to Dr. Chen from 7 drug and device companies from 2020 to 2025. Consulting fees make up the largest share, 70% of the total. Merck Sharp & Dohme Corporation paid the most, $10,102.

General payments to Dr. Chen by program year, 2020 to 2025

General payments to Dr. Chen by kind, 2020 to 2025

$24.7Kin total
  • Consulting fees$17,38270%
  • Honoraria$4,71519%
  • Travel and lodging$1,5936%
  • Food and beverage$1,0464%

Companies that paid Dr. Chen the most, 2020 to 2025

Share is of all general payments to this clinician.

See all payments to Dr. Chen

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

Dr. Evan Chris Chen graduated from Stanford University School of Medicine

Dr. Chen graduated from Stanford University School of Medicine in 2016.

  1. Medical schoolStanford University School of Medicine

Source: Dmand AI Professional Profile Data

Sources for Dr. Evan Chris Chen'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)
Publications, topics and co-authorsPubMed (National Library of Medicine) (opens in a new tab)Dmand AI Research Linkage
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. Evan Chris Chen

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. Evan Chris Chen's NPI number?

Dr. Evan Chris Chen's NPI number is 1679929574. It was assigned on May 10, 2016, and it is active in the NPI Registry.

What kind of doctor is Dr. Evan Chris Chen?

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

Where does Dr. Evan Chris Chen practice?

Dr. Chen practices at 75 Francis Street, Boston, MA 02115. Dr. Chen's primary practice is Brigham and Women's Hospital in Boston, Massachusetts, part of Mass General Brigham. Dmand AI also links Dr. Chen to 1 hospital, 3 medical groups, 1 home health agency and 1 hospital outpatient department.

What is Dr. Evan Chris Chen's office phone number?

The practice phone on file for Dr. Chen is (617) 732-5500.

What is Dr. Evan Chris Chen's medical license number?

Dr. Chen holds Massachusetts license 278136.

Which hospitals is Dr. Evan Chris Chen affiliated with?

Dr. Chen practices at Brigham and Women's Hospital in Boston, Massachusetts. Dr. Chen is also affiliated with Dana-Farber Cancer Institute. Dmand AI links Dr. Chen to 1 more hospital.

What medical group is Dr. Evan Chris Chen part of?

Dr. Chen is linked to Massachusetts General Physicians Organization (MGPO). Dmand AI links Dr. Chen to 3 more medical groups.

Does Dr. Evan Chris Chen accept Medicare?

Yes. CMS data shows Dr. Chen billed Medicare for 262 services in 2024, and Dr. Chen accepts Medicare assignment.

Does Dr. Evan Chris Chen offer telehealth?

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

How many Medicare patients does Dr. Evan Chris Chen see?

CMS counts 93 Medicare patients who saw Dr. Chen in 2024, with an average age of 77.

Show 7 more questionsShow fewer questions

What services does Dr. Evan Chris Chen bill to Medicare?

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

Where did Dr. Evan Chris Chen go to medical school?

Dr. Chen graduated from Stanford University School of Medicine in 2016.

What drugs does Dr. Evan Chris Chen prescribe most?

In 2024 Medicare Part D data, Dr. Chen's most prescribed drugs by claims were Acyclovir, Allopurinol and Venclexta.

Has Dr. Evan Chris Chen received payments from drug or device companies?

CMS Open Payments shows $24,735 in general payments to Dr. Chen from 7 companies from 2020 to 2025. The largest total came from Merck Sharp & Dohme Corporation.

How long has Dr. Evan Chris Chen been practicing?

Dr. Chen graduated from medical school in 2016, 10 years ago.

Does Dr. Evan Chris Chen do research?

Dmand AI links 32 publications to Dr. Chen, published from 2018 to 2025.

Who does Dr. Evan Chris Chen publish with?

Dr. Chen's most frequent co-authors are Daniel Joseph Deangelo, MD, PhD (7 shared papers), Marlise Rachael Luskin, MD (7 shared papers) and Shai Shimony, MD (7 shared papers).

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