James Yu Chang Shen, M.D.
Hematology & Oncology Physician · Arcadia, CA
James Yu Chang Shen, M.D. is a hematology & oncology physician with a practice address in Arcadia, California, and NPI 1063792265, issued on Aug 19, 2011. Check the license (California A124341, as entered in NPPES) on the Medical Board of California; the Medicare figures below come from public CMS files.
- Name
- James Yu Chang Shen
- Credential
- M.D.
- Primary taxonomy
- Hematology & Oncology Physician 207RH0003X
- License number
- A124341 CA
Self-reported in NPPES; status is on the state search - Practice location
- 301 W Huntington Dr, Arcadia, CA 91007
- Phone
- (626) 218-9840
- Enumerated
- Aug 19, 2011
- Record last updated
- Nov 11, 2020 (not updated in 6 years: call before relying on the address or phone)
- Fax
- (626) 218-9860
- Medicare enrollment
- Enrolled (PECOS I20170727001308); accepts Medicare assignment
- Medical or professional school
- University Of Pittsburgh School Of Medicine, 2010
- Telehealth
- Offers telehealth (CMS)
- Entity
- Type 1 · individual
8 nearest hematology & oncology physician records → All 1,583 in California → Look up another NPI →
Also registered at 301 W Huntington Dr
A shared address usually means a shared clinic or building; it does not show who employs whom.
- Mara Arnold, DDSDentist1558913533
- David Bae, DPMPodiatrist1093811077
- Peter Browne, M.D.Pulmonary Disease Physician1730156670
- Timothy Centola, PTPhysical Therapist1205126372
- Pai-Hsiang Chen, D.OInternal Medicine Physician1063405892
- James Chuang, MDRadiation Oncology Physician1720195977
Verify James Yu Chang Shen in five checks
- 1IdentityNPI record in CMS NPPESNPI lookupConfirmed in NPPES
- 2LicenseActive license and public ordersMedical Board of California
Search for license A124341Check the board - 3Other statesLicenses and actions elsewhereDocInfo (FSMB)Not checked
- 4ExclusionsMedicare and Medicaid bansHHS-OIG exclusion listNot checked
- 5CertificationBoard certificationABMS AOA NCCPA AANPNot checked
99% more Medicare Part D claims than the average hematology & oncology physician in 2024
1,742 Medicare Part D claims for 212 beneficiaries, against an average of 877 among the 10,784 providers of this specialty who prescribed in Part D. Brand-name drugs were 26% of claims. 109 claims were for opioids.
Most prescribed
- Dexamethasone76 claims
- Ondansetron Hcl72 claims
- Tagrisso67 claims
- Anastrozole61 claims
- Gabapentin46 claims
- Prochlorperazine Maleate45 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): 99.1 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).
Industry payments in 2024: $475.21
5 payments; by number, the most common kind was food and beverage; the largest payer was Genzyme Corporation. The 8,560 providers of this specialty with any payment received $7,481.41 on average. Payments are reported by manufacturers, not by the provider, and are not a sign of wrongdoing.
Source: CMS Open Payments, program year 2024 (openpaymentsdata.cms.gov); average among providers of this specialty with at least one payment.
Bills Medicare through one group practice
- City OF Hope Medical FoundationSouth Pasadena, CA
Source: CMS Doctors and Clinicians National Downloadable File (the group practices a clinician bills Medicare through) (data.cms.gov).
James Yu Chang Shen among 1,583 hematology & oncology physician records in California
James Yu Chang Shen, M.D. is one of 1,583 hematology & oncology physician records with a practice address in California. 83% of them appear in a Medicare file (Part D prescribing, MIPS, Open Payments or Medicare group billing); this one does. Its NPI, issued in 2011, is newer than 72% of them.
- NPI issued2011 · 72% of these records are older, 25% newer
- In a Medicare fileYes · 83% of these records are
- In the CMS Doctors and Clinicians fileYes · 71% of these records are
- Graduated2010 · median 2003 among the 1,124 with a school on file
- Record last updated2020 · 58% 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 California 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 California
There are 1,583 hematology & oncology physician records in California.
All 1,583 in California → Every provider in Arcadia → Hematology & Oncology Physician nationwide →
The 8 hematology & oncology physician records with the nearest ZIP codes
- Kirit Gala, MDArcadia, CA 910071801890405
- Monty Polonsky, M.D.Arcadia, CA 910071205926565
- Richard Shapiro, M.D.Arcadia, CA 910071316037666
- Benjamin Stafford, M.D.Arcadia, CA 910071063502318
- Henry Wang, MDArcadia, CA 910071245255587
- Jeany Cheng, N.P.Arcadia, CA 910061205855772
- Vaibhav Agrawal, M.D.Duarte, CA 910101538402565
- Mary Cianfrocca, DODuarte, CA 910101821050550
Common questions
What is James Yu Chang Shen, M.D.'s NPI number?
James Yu Chang Shen, M.D.'s National Provider Identifier (NPI) is 1063792265, issued on Aug 19, 2011. An NPI identifies a provider in billing; it is not a license.
Where is James Yu Chang Shen, M.D. located?
The NPPES record lists a practice address at 301 W Huntington Dr, Arcadia, CA, 91007. Phone: (626) 218-9840. Providers update this record themselves, so call before visiting.
How can I verify James Yu Chang Shen, M.D.'s license?
NPPES lists California license number A124341, as entered by the provider. Search the Medical Board of California at https://www.mbc.ca.gov/License-Verification/default.aspx. The NPPES record confirms identity only; the state search shows license status, expiration and public orders.
How much does James Yu Chang Shen, M.D. prescribe under Medicare Part D?
In 2024, James Yu Chang Shen, M.D. had 1,742 Medicare Part D claims for 212 beneficiaries; the average among hematology & oncology physician prescribers was 877. Part D covers Medicare prescriptions only.
What is James Yu Chang Shen, M.D.'s MIPS final score?
The 2023 MIPS final score is 99.1 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.