Dr. James Yu Chang Shen, MD

  • Duarte, CA
  • Hematologist and oncologist
NPI1063792265PAC ID6800174657
Medicare services, 2024
106,463
Medicare patients, 2024
538
Part D claims, 2024
1,742
Publications
4
Clinical trials
2
Practice address
1500 Duarte Rd, Duarte, CA 91010
Practice phone
Call (800) 826-4673
Professional email
Get professional email
Personal email
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Mobile number
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Social profiles

Primary practice

City of Hope Comprehensive Cancer Center - Duarte

Duarte, California

See all 8 affiliations

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Dr. James Yu Chang Shen is a hematologist and oncologist in Duarte, California

Dr. Shen practices at City of Hope Comprehensive Cancer Center - Duarte in Duarte, California.

Dr. Shen's NPI, 1063792265, was assigned on August 19, 2011. Dr. Shen graduated from University of Pittsburgh School of Medicine in 2010. Dr. Shen holds California license A124341.

NPI and contact details
Medicare PAC ID
6800174657
NPI enumeration date
August 19, 2011
NPI status
Active
Accepts Medicare assignment
Yes
Offers telehealth
Yes
Practice phone
(800) 826-4673
Professional email
Get email
Personal email
Get email
Mobile number
Get number
Sex
Male
Estimated age
42
Medical school graduation
2010

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

Dr. James Yu Chang Shen practices at City of Hope Comprehensive Cancer Center - Duarte in Duarte, California

Dr. Shen's primary practice is City of Hope Comprehensive Cancer Center - Duarte, at 1500 Duarte Rd, Duarte, CA 91010 in Los Angeles County. The practice phone is (800) 826-4673.

  • City of Hope Comprehensive Cancer Center - Duarte
    1500 Duarte Rd, Duarte, CA 91010 · Los Angeles CountyPhone(800) 826-4673

Sources: NPPES NPI Registry (CMS); and Dmand AI Practice Data

Dr. James Yu Chang Shen is affiliated with 7 sites of care and 1 medical group

Dr. Shen's primary practice is City of Hope Comprehensive Cancer Center - Duarte in Duarte, California. Dr. Shen is also affiliated with Huntington Hospital. The medical group on file is City of Hope. Dmand AI also links Dr. Shen to 1 more hospital, 2 home health agencies, 1 group practice or clinic and 1 other site, each named with a free account.

See all 8 affiliations for Dr. Shen

Sources: NPPES NPI Registry (CMS); Dmand AI Practice Data; Dmand AI Affiliation Data; and Dmand AI Org Hierarchy Data

Dmand AI tracks the EHR system at Dr. James Yu Chang Shen's practice

Dmand AI tracks the electronic health record (EHR) system at each site where Dr. Shen practices, 6 sites in all. Vendor and product names are available with a free account.

EHR by site
SiteEHR vendor and product
City of Hope Comprehensive Cancer Center - DuarteAvailable with a free account
+6 more affiliated sitesAvailable with a free account

Source: Dmand AI Technology Install Data

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Dr. James Yu Chang Shen is one of 1,502 hematologists and oncologists in California

Hematology and oncology is Dr. Shen's primary specialty in the NPI Registry, under taxonomy code 207RH0003X. Dr. Shen is board certified in hematology by the American Board of Internal Medicine. Dr. Shen is licensed in California.

Specialties and state licenses

  • Hematology and oncology, CaliforniaPrimaryLicense A124341 · 2013 to 2026 · taxonomy 207RH0003X

Clinical focus

Dmand AI lists breast cancer, chronic anemia, chronic embolism thrombosis, chronic leukemia, colorectal cancer, lung cancer, lymphoma and multiple myeloma among the conditions Dr. Shen treats.

Hematologists and oncologists near Dr. Shen

Counts of hematologists and 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. James Yu Chang Shen billed Medicare for 106,463 services in 2024

CMS data shows 106,463 Medicare services from Dr. Shen across 52 procedure codes in 2024, for 538 Medicare patients. Medicare paid $1,509,655 for them.

Medicare services, 2024106,463
Medicare patients538
Paid by Medicare$1.5M
Procedure codes52

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

  • 2023
  • 2024
Drugs given in the office
2023: 133,4572024: 101,00324%
Tests and treatments
2023: 1,9822024: 2,1609%
Office and hospital visits
2023: 1,8882024: 1,9775%
Other services
2023: 2,6802024: 1,26953%
Surgery
2023: 762024: 5429%

Where Dr. Shen's Medicare services took place, 2024

  • In an office105,81699%
  • In a facility6471%

Dr. Shen compared with the California median for hematologists and oncologists, 2024

  • Dr. Shen
  • California median
Medicare services
106,463vs 932114.2 times
Medicare patients
538vs 2252.4 times
Part D claims
1,414vs 3943.6 times

Medians across 1,367 hematologists and oncologists in California with Dmand AI profiles that report each measure.

Dr. Shen'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. Shen

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Medicare shows one payer. Book a meeting to get commercial claims data for Dr. Shen and other hematologists and oncologists in California.

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

Dr. James Yu Chang Shen treated 538 Medicare patients in 2024, average age 75

CMS counts 538 Medicare patients who saw Dr. Shen in 2024. The largest group is 65 to 74, with 231 patients. 75% of them have high blood pressure, and 75% have high cholesterol. 42% are also on Medicaid. Their average risk score is 2.26, 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. Shen's median patient age at 72, with 51% women.

Medicare patients, 2024538
Average age75
Average risk score2.26
Also on Medicaid42%

Dr. Shen's Medicare patients by age, 2024

Dr. Shen's Medicare patients by sex, 2024

  • Women28753%
  • Men25147%

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

  1. High blood pressure75%
  2. High cholesterol75%
  3. Cancer59%
  4. Arthritis43%
  5. Diabetes42%
  6. Chronic kidney disease34%
  7. Ischemic heart disease33%
  8. Osteoporosis27%

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

Dr. Shen'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

  • Women51%
  • Men48%

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

Dr. James Yu Chang Shen wrote 1,742 Medicare Part D claims in 2024

In 2024, Dr. Shen wrote 1,742 Medicare Part D claims for 212 patients. 74% of them were for generic drugs. CMS names the drug for 1,414 of them, across 56 drugs with 11 or more claims each, at $4,418,272 in total drug cost. In 2023, CMS named 1,249 claims across 46 drugs.

Part D claims, 20241,742
Drugs named by CMS56
Total drug cost$4.4M
Part D patients212

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

  • Generic1,290 claims74%
  • Brand-name452 claims26%

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

  • Opioids6%109 of 1,742 claims
  • Antibiotics3%58 of 1,742 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: 1,2492024: 1,41413%

Drugs named by CMS: 56 in 2024, 46 in 2023.

See all prescribing by Dr. Shen

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. James Yu Chang Shen scored 93 out of 100 in Medicare's MIPS program for 2024

CMS publishes a Merit-based Incentive Payment System (MIPS) score of 93 out of 100 for Dr. Shen for performance year 2024, reported as part of a group. Dr. Shen accepts Medicare assignment, so Medicare's approved amount is taken as full payment. CMS lists Dr. Shen as offering telehealth.

Accepts Medicare assignment
Yes
Offers telehealth
Yes

Dr. Shen's MIPS scores, performance year 2024

  • 93of 100Final score
  • 78.5of 100Quality
  • 100of 100Promoting Interoperability
  • 40of 100Improvement Activities
  • 70of 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. James Yu Chang Shen has 4 publications on record

Dmand AI links 4 papers to Dr. Shen, published from 2021 to 2022. Dr. Shen's most frequent co-authors are Camille Adeimy, MD, Mihaela Carmen Cristea, MD and Stacy Wang Gray, MD.

Papers4
Years published2021 to 2022

Dr. Shen's most frequent co-authors

Recent publications by Dr. Shen

See all 4 publications and co-authors

See who Dr. Shen researches with

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

How network discovery works

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

Dr. James Yu Chang Shen has worked on 2 clinical trials

Dmand AI links Dr. Shen to 2 clinical trials. 2 are still active or recruiting. Conditions studied include Colonic Neoplasms and Colorectal Neoplasms.

Clinical trials with Dr. Shen by phase

  1. NonePhase 1: no trials
  2. NonePhase 2: no trials
  3. 1Phase 2/3: 1 trial
  4. 1Phase 3: 1 trial
  5. NonePhase 4: no trials

Conditions in Dr. Shen's trials

  • Colonic Neoplasms
  • Colorectal Neoplasms

Investigators on the most trials with Dr. Shen

Recent clinical trials with Dr. Shen

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

Dr. James Yu Chang Shen received $14,130 in industry payments from 2016 to 2025

CMS Open Payments shows 158 general payments to Dr. Shen from 31 drug and device companies from 2016 to 2025. Consulting fees make up the largest share, 61% of the total. AstraZeneca Pharmaceuticals LP paid the most, $9,260.

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

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

$14.1Kin total
  • Consulting fees$8,65561%
  • Food and beverage$4,42231%
  • Education$6034%
  • Honoraria$2502%
  • Speaker and faculty fees$2001%

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

Share is of all general payments to this clinician.

See all payments to Dr. Shen

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

Dr. James Yu Chang Shen graduated from University of Pittsburgh School of Medicine

Dr. Shen graduated from University of Pittsburgh School of Medicine in 2010. Dr. Shen is a member of ASCO and ASH.

  1. Medical schoolUniversity of Pittsburgh School of Medicine
  2. Board certified in hematologyAmerican Board of Internal Medicine
  3. Board certified in internal medicineAmerican Board of Internal Medicine
  4. Board certified in medical oncologyAmerican Board of Internal Medicine

Source: Dmand AI Professional Profile Data

Dr. James Yu Chang Shen accepts plans from 15 insurance carriers

Dr. Shen is in network with 15 carriers, including Aetna, Elevance and Blue Cross Blue Shield of Michigan. Medicare plans come from the most carriers, 9. Check the plan with the practice before a visit.

  • Aetna
  • Elevance
  • Blue Cross Blue Shield of Michigan
  • United Healthcare
  • HCSC
  • Blue Cross Blue Shield of Massachusetts
  • LA Care
  • Regence Health Plans
  • +7 more carriersWith a free account

Plan types Dr. Shen accepts, by number of carriers

  1. Medicare9
  2. PPO9
  3. HMO7
  4. EPO4
  5. POS4
  6. Medicaid1

Source: Dmand AI Insurance Network Data

Sources for Dr. James Yu Chang Shen'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 phoneNPPES NPI Registry (CMS) (opens in a new tab)Dmand AI Practice Data
Primary practice, affiliations and health systemNPPES NPI Registry (CMS) (opens in a new tab)Dmand AI Practice DataDmand 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
Insurance carriers and plan typesDmand AI Insurance Network 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. James Yu Chang Shen

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. James Yu Chang Shen's NPI number?

Dr. James Yu Chang Shen's NPI number is 1063792265. It was assigned on August 19, 2011, and it is active in the NPI Registry.

What kind of doctor is Dr. James Yu Chang Shen?

Dr. James Yu Chang Shen is a hematologist and oncologist in Duarte, California. The primary specialty in the NPI Registry is Hematology & Oncology Physician (taxonomy code 207RH0003X).

Where does Dr. James Yu Chang Shen practice?

Dr. Shen practices at 1500 Duarte Rd, Duarte, CA 91010. Dr. Shen's primary practice is City of Hope Comprehensive Cancer Center - Duarte in Duarte, California. Dmand AI also links Dr. Shen to 1 hospital, 2 home health agencies, 1 group practice or clinic and 1 other site.

What is Dr. James Yu Chang Shen's office phone number?

The practice phone on file for Dr. Shen is (800) 826-4673.

What is Dr. James Yu Chang Shen's medical license number?

Dr. Shen holds California license A124341.

Which hospitals is Dr. James Yu Chang Shen affiliated with?

Dr. Shen is affiliated with Huntington Hospital. Dmand AI links Dr. Shen to 1 more hospital.

What medical group is Dr. James Yu Chang Shen part of?

Dr. Shen is linked to City of Hope.

Does Dr. James Yu Chang Shen accept Medicare?

Yes. CMS data shows Dr. Shen billed Medicare for 106,463 services in 2024, and Dr. Shen accepts Medicare assignment.

Does Dr. James Yu Chang Shen offer telehealth?

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

What is Dr. James Yu Chang Shen's MIPS score?

Dr. Shen's MIPS final score for performance year 2024 is 93 out of 100, reported as part of a group.

Show 10 more questionsShow fewer questions

How many Medicare patients does Dr. James Yu Chang Shen see?

CMS counts 538 Medicare patients who saw Dr. Shen in 2024, with an average age of 75.

Is Dr. James Yu Chang Shen board certified?

Yes. Dr. Shen is board certified in hematology by the American Board of Internal Medicine.

What services does Dr. James Yu Chang Shen bill to Medicare?

In 2024, Dr. Shen's most billed Medicare services were injected or infused drug (J0185), injected or infused drug (J9263) and injected or infused drug (J1439).

Where did Dr. James Yu Chang Shen go to medical school?

Dr. Shen graduated from University of Pittsburgh School of Medicine in 2010.

What drugs does Dr. James Yu Chang Shen prescribe most?

In 2024 Medicare Part D data, Dr. Shen's most prescribed drugs by claims were Dexamethasone, Ondansetron HCl and Tagrisso.

Has Dr. James Yu Chang Shen received payments from drug or device companies?

CMS Open Payments shows $14,130 in general payments to Dr. Shen from 31 companies from 2016 to 2025. The largest total came from AstraZeneca Pharmaceuticals LP.

How long has Dr. James Yu Chang Shen been practicing?

Dr. Shen graduated from medical school in 2010, 16 years ago.

Does Dr. James Yu Chang Shen do research?

Dmand AI links 4 publications to Dr. Shen, published from 2021 to 2022. Dr. Shen has worked on 2 clinical trials.

Who does Dr. James Yu Chang Shen publish with?

Dr. Shen's most frequent co-authors are Camille Adeimy, MD (2 shared papers), Mihaela Carmen Cristea, MD (2 shared papers) and Stacy Wang Gray, MD (2 shared papers).

What insurance does Dr. James Yu Chang Shen accept?

Dr. Shen is in network with 15 carriers, including Aetna, Elevance and Blue Cross Blue Shield of Michigan. Medicare plans come from the most carriers, 9. Check the plan with the practice before a visit.

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