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Dr. Eric Chen, MD
NPI1578126124PAC ID9830639657
- Medicare services, 2024
- 111
- Medicare patients, 2024
- 38
- Part D claims, 2024
- 18
- Publications
- 1
- Hospital affiliations
- 2
- Practice address
- 101 City Drive South, Orange, CA 92868
- Practice phone
- Call (714) 456-7890
- Professional email
- Get professional email
- Personal email
- Get personal email
- Mobile number
- Get mobile number
Primary practice
Find Dr. Chen's professional email, personal email and mobile number
Dmand AI checks each channel through healthcare-specific waterfall enrichment. See what is on file with a free account, with practice phones, licenses and affiliations.
Dr. Eric Chen is a radiation oncologist in Orange, California
Dr. Chen practices at UCI Health - Orange in Orange, California, part of UC Irvine.
Dr. Chen's NPI, 1578126124, was assigned on April 19, 2019. Dr. Chen graduated from Cleveland Medical College, Homeopathic in 2019. Dr. Chen holds California license A198254.
NPI and contact details
- NPI
- 1578126124NPI Registry (opens in a new tab)
- Medicare PAC ID
- 9830639657
- NPI enumeration date
- April 19, 2019
- NPI status
- Active
- Accepts Medicare assignment
- Yes
- Offers telehealth
- Yes
- Practice phone
- (714) 456-7890
- Professional email
- Get email
- Personal email
- Get email
- Mobile number
- Get number
- Sex
- Male
- Estimated age
- 33
- Medical school graduation
- 2019
Sources: NPPES NPI Registry (CMS); Dmand AI Professional Profile Data; Dmand AI Affiliation Data; and Doctors and Clinicians National Downloadable File (CMS)
Dr. Eric Chen practices at UCI Health - Orange in Orange, California
Dr. Chen's primary practice is UCI Health - Orange, at 101 City Drive South, Orange, CA 92868 in Orange County. The practice phone is (714) 456-7890.
- UCI Health - Orange101 City Drive South, Orange, CA 92868 · Orange CountyPhone(714) 456-7890
Source: Dmand AI Affiliation Data
Dr. Eric Chen is affiliated with 2 sites of care and 1 medical group
Dr. Chen's primary practice is UCI Health - Orange in Orange, California, part of UC Irvine. Dr. Chen is also affiliated with Hoag Hospital Newport Beach. The medical group on file is UCI Health Physicians.
Sources: Dmand AI Affiliation Data; and Dmand AI Org Hierarchy Data
Dmand AI tracks the EHR system at Dr. Eric Chen's practice
Dmand AI tracks the electronic health record (EHR) system at each site where Dr. Chen practices, 2 sites in all. Vendor and product names are available with a free account.
| Site | EHR vendor and product |
|---|---|
| UCI Health - Orange | Available with a free account |
| +1 more affiliated site | Available with a free account |
Source: Dmand AI Technology Install Data
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Dr. 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 psychiatry by the American Board of Psychiatry and Neurology. Dmand AI has Dr. Chen's licenses on file in 2 states: California and Ohio.
Specialties and state licenses
- Radiation oncology, CaliforniaPrimary
- Ohio license
Radiation oncologists near Dr. Chen
Counts of radiation oncologists with a Dmand AI profile, by place and practice. Each opens the list.
685radiation oncologists in California21radiation oncologists in Orange16radiation oncologists at UCI Health - Orange
Sources: NPPES NPI Registry (CMS); Dmand AI Professional Profile Data; and Dmand AI Peer Benchmarks
Dr. Eric Chen billed Medicare for 111 services in 2024
CMS data shows 111 Medicare services from Dr. Chen across 2 procedure codes in 2024, for 38 Medicare patients. Medicare paid $5,555 for them. Every service was in an office.
Medicare services, 2024111
Medicare patients38
Paid by Medicare$5,555
Procedure codes2
Dr. Chen's Medicare services by type, 2024
- Imaging99
- Office and hospital visits12
Dr. Chen compared with the California median for radiation oncologists, 2024
- Dr. Chen
- California median
- Medicare services
- 111vs 1,44492% below
- Medicare patients
- 38vs 16477% below
- 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.
Need commercial claims for Dr. Chen?
Medicare shows one payer. Book a meeting to get commercial claims data for Dr. Chen and other radiation oncologists in California.
Sources: Medicare Physician & Other Practitioners - by Provider and Service (CMS), 2024 data; and Dmand AI Peer Benchmarks
Dr. Eric Chen treated 38 Medicare patients in 2024, average age 72
CMS counts 38 Medicare patients who saw Dr. Chen in 2024. The largest group is 65 to 74, with 20 patients. 75% of them have high blood pressure, and 66% have high cholesterol. 37% are also on Medicaid. Their average risk score is 1.74, 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 69, with 35% women.
Medicare patients, 202438
Average age72
Average risk score1.74
Also on Medicaid37%
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
- Women1232%
- Men2668%
Chronic conditions among Dr. Chen's Medicare patients, 2024
- High blood pressure75%
- High cholesterol66%
- Diabetes50%
- Cancer45%
- Arthritis37%
- Chronic kidney disease32%
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 69
Patient panel by sex, all payers
- Women35%
- Men64%
Sources: Dmand AI Patient Panel Data; and Medicare Physician & Other Practitioners - by Provider (CMS), 2024 data
Dr. Eric Chen wrote 18 Medicare Part D claims in 2024
In 2024, Dr. Chen wrote 18 Medicare Part D claims for 11 patients. 94% of them were for generic drugs. CMS names the drug for 11 of them, across 1 drug with 11 or more claims each, at $96 in total drug cost.
Part D claims, 202418
Drugs named by CMS1
Total drug cost$96
Part D patients11
Dr. Chen's Part D claims by kind of drug, 2024
- Generic17 claims94%
- Brand-name and other1 claims6%
Dr. Chen's most prescribed drugs by claims, 2023
CMS names a drug when it has 11 or more claims. Share is of the claims for drugs CMS names.
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. 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. Eric Chen has 1 publication on record
Dmand AI links 1 paper to Dr. Chen in 2025. Dr. Chen's most frequent co-authors are Stephen Francis Kralik, MD and Nucharin Supakul, MD.
Papers1
Dr. Chen's most frequent co-authors
Recent publications by Dr. Chen
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.
Sources: PubMed (National Library of Medicine); and Dmand AI Research Linkage
Dr. Eric Chen received $615 in industry payments from 2021 to 2025
CMS Open Payments shows 5 general payments to Dr. Chen from 3 drug and device companies from 2021 to 2025. Food and beverage make up the largest share, 100% of the total. Boston Scientific Corporation paid the most, $258.
General payments to Dr. Chen by program year, 2021 to 2025
Companies that paid Dr. Chen the most, 2021 to 2025
Share is of all general payments to this clinician.
Source: Open Payments (CMS), 2025 data, released July 7, 2026
Dr. Eric Chen graduated from Cleveland Medical College, Homeopathic
Dr. Chen graduated from Cleveland Medical College, Homeopathic in 2019.
- Medical school
- Board certified in psychiatry
Source: Dmand AI Professional Profile Data
Dr. Eric Chen accepts plans from 1 insurance carrier
Dr. Chen is in network with 1 carrier, including CMS Medicare. Medicare plans come from the most carriers, 1. Check the plan with the practice before a visit.
- CMS Medicare
Source: Dmand AI Insurance Network Data
Sources for Dr. Eric Chen's profile data
| Data on this page | Source |
|---|---|
| NPI, name, sex, specialty and licenses | NPPES NPI Registry (CMS) (opens in a new tab)Dmand AI Professional Profile Data |
| Practice locations and phone | Dmand AI Affiliation Data |
| Primary practice, affiliations and health system | Dmand AI Affiliation DataDmand AI Org Hierarchy Data |
| Medicare services and procedure codes | Medicare Physician & Other Practitioners - by Provider and Service (CMS) (opens in a new tab) |
| State medians for the same specialty | Dmand AI Peer Benchmarks |
| Medicare patients and the all-payer patient panel | Dmand AI Patient Panel DataMedicare Physician & Other Practitioners - by Provider (CMS) (opens in a new tab) |
| Part D prescribing | Medicare 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 percentiles | Doctors and Clinicians National Downloadable File (CMS) (opens in a new tab) |
| Publications, topics and co-authors | PubMed (National Library of Medicine) (opens in a new tab)Dmand AI Research Linkage |
| Industry payments | Open Payments (CMS) (opens in a new tab) |
| Training, board certification and memberships | Dmand AI Professional Profile Data |
| Insurance carriers and plan types | Dmand AI Insurance Network Data |
| EHR at each practice site | Dmand AI Technology Install Data |
| Similar physicians | Dmand AI Affiliation Data |
Data last refreshed October 2026Report an inaccuracyRemove my information
FAQ
Frequently asked questions about Dr. 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. Eric Chen's NPI number?
Dr. Eric Chen's NPI number is 1578126124. It was assigned on April 19, 2019, and it is active in the NPI Registry.
What kind of doctor is Dr. Eric Chen?
Dr. Eric Chen is a radiation oncologist in Orange, California. The primary specialty in the NPI Registry is Radiation Oncology Physician (taxonomy code 2085R0001X).
Where does Dr. Eric Chen practice?
Dr. Chen practices at 101 City Drive South, Orange, CA 92868. Dr. Chen's primary practice is UCI Health - Orange in Orange, California, part of UC Irvine.
What is Dr. Eric Chen's office phone number?
The practice phone on file for Dr. Chen is (714) 456-7890.
What is Dr. Eric Chen's medical license number?
Dr. Chen holds California license A198254, one of the licenses on file in 2 states.
Which states has Dr. Eric Chen been licensed in?
Dmand AI has state licenses on file for Dr. Chen in California (2024 to 2026) and Ohio (2020 to 2023).
Which hospitals is Dr. Eric Chen affiliated with?
Dr. Chen practices at UCI Health - Orange in Orange, California. Dr. Chen is also affiliated with Hoag Hospital Newport Beach.
What medical group is Dr. Eric Chen part of?
Dr. Chen is linked to UCI Health Physicians.
Does Dr. Eric Chen accept Medicare?
Yes. CMS data shows Dr. Chen billed Medicare for 111 services in 2024, and Dr. Chen accepts Medicare assignment.
Does Dr. 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. Eric Chen see?
CMS counts 38 Medicare patients who saw Dr. Chen in 2024, with an average age of 72.
Is Dr. Eric Chen board certified?
Yes. Dr. Chen is board certified in psychiatry by the American Board of Psychiatry and Neurology.
What services does Dr. Eric Chen bill to Medicare?
In 2024, Dr. Chen's most billed Medicare services were radiation oncology (77014) and office visit, new patient (99205).
Where did Dr. Eric Chen go to medical school?
Dr. Chen graduated from Cleveland Medical College, Homeopathic in 2019.
What drugs does Dr. Eric Chen prescribe most?
In 2023 Medicare Part D data, Dr. Chen's most prescribed drugs by claims were Tamsulosin HCl.
Has Dr. Eric Chen received payments from drug or device companies?
CMS Open Payments shows $615 in general payments to Dr. Chen from 3 companies from 2021 to 2025. The largest total came from Boston Scientific Corporation.
How long has Dr. Eric Chen been practicing?
Dr. Chen graduated from medical school in 2019, 7 years ago.
Does Dr. Eric Chen do research?
Dmand AI links 1 publication to Dr. Chen.
Who does Dr. Eric Chen publish with?
Dr. Chen's most frequent co-authors are Stephen Francis Kralik, MD (1 shared paper) and Nucharin Supakul, MD (1 shared paper).
What insurance does Dr. Eric Chen accept?
Dr. Chen is in network with 1 carrier, including CMS Medicare. Medicare plans come from the most carriers, 1. Check the plan with the practice before a visit.
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