Dr. Victor Eric Chen, MD, MPH

  • Fremont, CA
  • Radiation oncologist
NPI1912433632PAC ID2365707262
Medicare services, 2024
637
Medicare patients, 2024
167
Part D claims, 2024
41
Publications
13
Hospital affiliations
2
Practice address
2000 Mowry Ave, Fremont, CA 94538
Practice phone
Call (510) 797-1111
Professional email
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Personal email
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Mobile number
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Social profiles

Primary practice

Washington Health

Hospital · Fremont, California

See all 6 affiliations

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Dr. Victor Eric Chen is a radiation oncologist in Fremont, California

Dr. Chen practices at Washington Health in Fremont, California, part of Washington Health.

Dr. Chen's NPI, 1912433632, was assigned on May 2, 2017. Dr. Chen graduated from UC San Diego School of Medicine in 2017. Dr. Chen holds California license A199919.

NPI and contact details
Medicare PAC ID
2365707262
NPI enumeration date
May 2, 2017
NPI status
Active
Accepts Medicare assignment
Yes
Offers telehealth
Yes
Practice phone
(510) 797-1111
Professional email
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Personal email
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Mobile number
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Sex
Male
Estimated age
35
Medical school graduation
2017

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

Dr. Victor Eric Chen practices at Washington Health in Fremont, California

Dr. Chen's primary practice is Washington Health, at 2000 Mowry Ave, Fremont, CA 94538 in Alameda County. The practice phone is (510) 797-1111.

  • Washington Health
    2000 Mowry Ave, Fremont, CA 94538 · Alameda CountyPhone(510) 797-1111

Source: Dmand AI Affiliation Data

Dr. Victor Eric Chen is affiliated with 3 sites of care and 3 medical groups

Dr. Chen's primary practice is Washington Health in Fremont, California, part of Washington Health. Dr. Chen is also affiliated with UCSF Langley Porter Psychiatric Hospital. The medical group on file is UCSF Medical Group. Dmand AI also links Dr. Chen to 2 more medical groups and 1 home health agency, each named with a free account.

See all 6 affiliations for Dr. Chen

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

Dmand AI tracks the EHR system at Dr. Victor Eric Chen's practice

Dmand AI tracks the electronic health record (EHR) system at each site where Dr. Chen practices, 3 sites in all. Vendor and product names are available with a free account.

EHR by site
SiteEHR vendor and product
Washington HealthAvailable with a free account
+2 more sites and 2 medical groupsAvailable with a free account

Source: Dmand AI Technology Install Data

For health IT teams

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Dr. Victor Eric Chen is one of 685 radiation oncologists in California

Radiation oncology is Dr. Chen's primary specialty in the NPI Registry, under taxonomy code 2085R0001X. Dr. Chen is board certified in radiation oncology by the American Board of Radiology. Dmand AI has Dr. Chen's licenses on file in 3 states: California, Oregon and Pennsylvania.

Specialties and state licenses

  • Radiation oncology, CaliforniaPrimaryLicense A199919 · 2024 to 2027 · taxonomy 2085R0001X
  • Oregon licenseLicense MD209939 · 2022 to 2025
  • Pennsylvania license2018 to 2022

Clinical focus

Dmand AI lists anal cancer radiation, bone cancer radiation, brain cancer radiation, brain tumor radiation, breast cancer radiation, colorectal cancer radiation, head & neck cancer radiation and lung cancer radiation among the conditions Dr. Chen treats.

Radiation oncologists near Dr. Chen

Counts of radiation 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. Victor Eric Chen billed Medicare for 637 services in 2024

CMS data shows 637 Medicare services from Dr. Chen across 9 procedure codes in 2024, for 167 Medicare patients. Medicare paid $41,914 for them.

Medicare services, 2024637
Medicare patients167
Paid by Medicare$41,914
Procedure codes9

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

  • 2023
  • 2024
Imaging
2023: 8762024: 59133%
Office and hospital visits
2023: 1042024: 4656%

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

  • In an office335%
  • In a facility60495%

Dr. Chen compared with the California median for radiation oncologists, 2024

  • Dr. Chen
  • California median
Medicare services
637vs 1,44456% below
Medicare patients
167vs 164Close to median
Part D claims
11vs 3266% below

Medians across 633 radiation oncologists in California 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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Medicare shows one payer. Book a meeting to get commercial claims data for Dr. Chen and other radiation 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. Victor Eric Chen treated 167 Medicare patients in 2024, average age 75

CMS counts 167 Medicare patients who saw Dr. Chen in 2024. The largest group is 65 to 74, with 74 patients. 74% of them have cancer, and 71% have high blood pressure. 13% are also on Medicaid. Their average risk score is 1.34, where 1.00 is the Medicare average.

Across all payers, Dmand AI patient panel data puts Dr. Chen's median patient age at 74, with 54% women.

Medicare patients, 2024167
Average age75
Average risk score1.34
Also on Medicaid13%

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

  • Women7042%
  • Men9758%

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

  1. Cancer74%
  2. High blood pressure71%
  3. High cholesterol63%
  4. Arthritis37%
  5. Anxiety24%
  6. Mood disorders24%
  7. Chronic kidney disease22%
  8. Diabetes22%

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 74

Patient panel by sex, all payers

  • Women54%
  • Men45%

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

Dr. Victor Eric Chen wrote 41 Medicare Part D claims in 2024

In 2024, Dr. Chen wrote 41 Medicare Part D claims for 24 patients. 90% of them were for generic drugs. CMS names the drug for 11 of them, across 1 drug with 11 or more claims each, at $119 in total drug cost. In 2023, CMS named 14 claims across 1 drug.

Part D claims, 202441
Drugs named by CMS1
Total drug cost$119
Part D patients24

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

  • Generic37 claims90%
  • Brand-name and other4 claims10%

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.

Part D claims for drugs CMS names, 2023 to 2024

  • 2023
  • 2024
Claims for drugs CMS names
2023: 142024: 1121%

Drugs named by CMS: 1 in 2024, 1 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. Victor Eric 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. Victor Eric Chen has 13 publications on record

Dmand AI links 13 papers to Dr. Chen, published from 2018 to 2022. 2020 was the busiest year, with 5. The most frequent topics are Uterine Cervical Neoplasms. Dr. Chen's most frequent co-authors are James Marion Taylor, DO, Robert B. Den, MD and Wenyin Shi, MD, PhD.

Papers13
Years published2018 to 2022

Dr. Chen's papers by year, 2018 to 2022

Topics Dr. Chen writes about most

  • Uterine Cervical Neoplasms

Dr. Chen's most frequent co-authors

Recent publications by Dr. Chen

See all 13 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 radiation oncologists.

How network discovery works

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

Dr. Victor Eric Chen received $2,006 in industry payments from 2018 to 2025

CMS Open Payments shows 23 general payments to Dr. Chen from 10 drug and device companies from 2018 to 2025. Food and beverage make up the largest share, 100% of the total. Elekta, Inc. paid the most, $707.

General payments to Dr. Chen by program year, 2018 to 2025

Companies that paid Dr. Chen the most, 2018 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. Victor Eric Chen graduated from UC San Diego School of Medicine

Dr. Chen graduated from UC San Diego School of Medicine in 2017.

  1. Medical schoolUC San Diego School of Medicine
  2. Board certified in radiation oncologyAmerican Board of Radiology

Source: Dmand AI Professional Profile Data

Dr. Victor Eric Chen accepts plans from 13 insurance carriers

Dr. Chen is in network with 13 carriers, including Aetna, Elevance and United Healthcare. PPO plans come from the most carriers, 9. Check the plan with the practice before a visit.

  • Aetna
  • Elevance
  • United Healthcare
  • Cigna
  • Regence Health Plans
  • Blue Cross Blue Shield of Massachusetts
  • Blue Cross Blue Shield of Michigan
  • Alliant Health Plans
  • +5 more carriersWith a free account

Plan types Dr. Chen accepts, by number of carriers

  1. PPO9
  2. HMO7
  3. Medicare7
  4. POS4
  5. EPO2

Source: Dmand AI Insurance Network Data

Sources for Dr. Victor Eric 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
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. Victor Eric 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. Victor Eric Chen's NPI number?

Dr. Victor Eric Chen's NPI number is 1912433632. It was assigned on May 2, 2017, and it is active in the NPI Registry.

What kind of doctor is Dr. Victor Eric Chen?

Dr. Victor Eric Chen is a radiation oncologist in Fremont, California. The primary specialty in the NPI Registry is Radiation Oncology Physician (taxonomy code 2085R0001X).

Where does Dr. Victor Eric Chen practice?

Dr. Chen practices at 2000 Mowry Ave, Fremont, CA 94538. Dr. Chen's primary practice is Washington Health in Fremont, California, part of Washington Health. Dmand AI also links Dr. Chen to 2 medical groups and 1 home health agency.

What is Dr. Victor Eric Chen's office phone number?

The practice phone on file for Dr. Chen is (510) 797-1111.

What is Dr. Victor Eric Chen's medical license number?

Dr. Chen holds California license A199919, one of the licenses on file in 3 states.

Which states has Dr. Victor Eric Chen been licensed in?

Dmand AI has state licenses on file for Dr. Chen in California (2024 to 2027), Oregon (2022 to 2025) and Pennsylvania (2018 to 2022).

Which hospitals is Dr. Victor Eric Chen affiliated with?

Dr. Chen practices at Washington Health in Fremont, California. Dr. Chen is also affiliated with UCSF Langley Porter Psychiatric Hospital.

What medical group is Dr. Victor Eric Chen part of?

Dr. Chen is linked to UCSF Medical Group. Dmand AI links Dr. Chen to 2 more medical groups.

Does Dr. Victor Eric Chen accept Medicare?

Yes. CMS data shows Dr. Chen billed Medicare for 637 services in 2024, and Dr. Chen accepts Medicare assignment.

Does Dr. Victor Eric Chen offer telehealth?

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

Show 10 more questionsShow fewer questions

How many Medicare patients does Dr. Victor Eric Chen see?

CMS counts 167 Medicare patients who saw Dr. Chen in 2024, with an average age of 75.

Is Dr. Victor Eric Chen board certified?

Yes. Dr. Chen is board certified in radiation oncology by the American Board of Radiology.

What services does Dr. Victor Eric Chen bill to Medicare?

In 2024, Dr. Chen's most billed Medicare services were radiation oncology (77014), radiation oncology (77427) and radiation oncology (77300).

Where did Dr. Victor Eric Chen go to medical school?

Dr. Chen graduated from UC San Diego School of Medicine in 2017.

What drugs does Dr. Victor Eric Chen prescribe most?

In 2024 Medicare Part D data, Dr. Chen's most prescribed drugs by claims were Tamsulosin HCl.

Has Dr. Victor Eric Chen received payments from drug or device companies?

CMS Open Payments shows $2,006 in general payments to Dr. Chen from 10 companies from 2018 to 2025. The largest total came from Elekta, Inc.

How long has Dr. Victor Eric Chen been practicing?

Dr. Chen graduated from medical school in 2017, 9 years ago.

Does Dr. Victor Eric Chen do research?

Dmand AI links 13 publications to Dr. Chen, published from 2018 to 2022.

Who does Dr. Victor Eric Chen publish with?

Dr. Chen's most frequent co-authors are James Marion Taylor, DO (4 shared papers), Robert B. Den, MD (2 shared papers) and Wenyin Shi, MD, PhD (2 shared papers).

What insurance does Dr. Victor Eric Chen accept?

Dr. Chen is in network with 13 carriers, including Aetna, Elevance and United Healthcare. PPO plans come from the most carriers, 9. Check the plan with the practice before a visit.

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