Huijia Joanna Chen
- Medicare services, 2024
- 7,488
- Medicare patients, 2024
- 2,170
- Hospital affiliations
- 3
- Industry payments
- $71
- Medical groups
- 5
- Practice address
- 2410 High School Ave, Concord, CA 94520
- Practice phone
- Call (925) 296-7156
- Professional email
- Get professional email
- Personal email
- Get personal email
- Mobile number
- Get mobile number
Primary practice
John Muir Magnetic Imaging Center
Concord, California
Find Huijia 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.
Huijia Joanna Chen is a diagnostic radiologist in Concord, California
Huijia Chen practices at John Muir Magnetic Imaging Center in Concord, California.
Huijia Chen's NPI, 1225458490, was assigned on April 25, 2014. Huijia Chen graduated from Clvlnd Clinic Lerner College of Med of Case Wstn Rsv University in 2014. Huijia Chen holds California license A138427.
- NPI
- 1225458490NPI Registry (opens in a new tab)
- Medicare PAC ID
- 7315368651
- NPI enumeration date
- April 25, 2014
- NPI status
- Active
- Practice phone
- (925) 296-7156
- Professional email
- Get email
- Personal email
- Get email
- Mobile number
- Get number
- Sex
- Female
- Estimated age
- 38
- Medical school graduation
- 2014
Sources: NPPES NPI Registry (CMS); Dmand AI Professional Profile Data; and Dmand AI Practice Data
Huijia Joanna Chen practices at John Muir Magnetic Imaging Center in Concord, California
Huijia Chen's primary practice is John Muir Magnetic Imaging Center, at 2410 High School Ave, Concord, CA 94520 in Contra Costa County. The practice phone is (925) 296-7156.
- John Muir Magnetic Imaging Center2410 High School Ave, Concord, CA 94520 · Contra Costa CountyPhone(925) 296-7156
Sources: NPPES NPI Registry (CMS); and Dmand AI Practice Data
Huijia Joanna Chen is affiliated with 9 sites of care and 5 medical groups
Huijia Chen's primary practice is John Muir Magnetic Imaging Center in Concord, California. Huijia Chen is also affiliated with Concord Medical Center. The medical group on file is John Muir Health. Dmand AI also links Huijia Chen to 2 more hospitals, 5 group practices and clinics and 4 medical groups, each named with a free account.
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 Huijia Joanna Chen's practice
Dmand AI tracks the electronic health record (EHR) system at each site where Huijia Chen practices, 8 sites in all. Vendor and product names are available with a free account.
| Site | EHR vendor and product |
|---|---|
| John Muir Magnetic Imaging Center | Available with a free account |
| +8 more sites and 4 medical groups | Available with a free account |
Source: Dmand AI Technology Install Data
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Huijia Joanna Chen is one of 4,096 diagnostic radiologists in California
Diagnostic radiology is Huijia Chen's primary specialty in the NPI Registry, under taxonomy code 2085R0202X. Huijia Chen is licensed in California.
Specialties and state licenses
- Diagnostic radiology, CaliforniaPrimary
Diagnostic radiologists near Huijia Chen
Counts of diagnostic radiologists 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
Huijia Joanna Chen billed Medicare for 7,488 services in 2024
CMS data shows 7,488 Medicare services from Huijia Chen across 30 procedure codes in 2024, for 2,170 Medicare patients. Medicare paid $140,601 for them.
Huijia Chen's Medicare services by type, 2023 to 2024
- 2023
- 2024
- Other services
- 2023: 9,9352024: 4,31457%
- Imaging
- 2023: 2,7412024: 3,08413%
- Surgery
- 2023: 552024: 574%
- Tests and treatments
- 2023: 302024: 3310%
Where Huijia Chen's Medicare services took place, 2024
- In an office4,69863%
- In a facility2,79037%
Huijia Chen compared with the California median for diagnostic radiologists, 2024
- Huijia Chen
- California median
- Medicare services
- 7,488vs 2,2813.3 times
- Medicare patients
- 2,170vs 1,34661% above
Medians across 3,734 diagnostic radiologists in California with Dmand AI profiles that report each measure.
Huijia 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 Huijia Chen?
Medicare shows one payer. Book a meeting to get commercial claims data for Huijia Chen and other diagnostic radiologists in California.
Sources: Medicare Physician & Other Practitioners - by Provider and Service (CMS), 2024 data; and Dmand AI Peer Benchmarks
Huijia Joanna Chen treated 2,170 Medicare patients in 2024, average age 74
CMS counts 2,170 Medicare patients who saw Huijia Chen in 2024. The largest group is 65 to 74, with 1,068 patients. 75% of them have high cholesterol, and 66% have high blood pressure. 15% are also on Medicaid. Their average risk score is 1.22, where 1.00 is the Medicare average.
Across all payers, Dmand AI patient panel data puts Huijia Chen's median patient age at 56, with 89% women.
Huijia Chen's Medicare patients by age, 2024
Huijia Chen's Medicare patients by sex, 2024
- Women1,78482%
- Men38618%
Chronic conditions among Huijia Chen's Medicare patients, 2024
- High cholesterol75%
- High blood pressure66%
- Arthritis45%
- Osteoporosis31%
- Mood disorders25%
- Anxiety24%
- Diabetes23%
- Chronic kidney disease22%
Share of Medicare patients with each condition. A patient can have several.
Huijia 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 56
Patient panel by sex, all payers
- Women89%
- Men8%
Sources: Dmand AI Patient Panel Data; and Medicare Physician & Other Practitioners - by Provider (CMS), 2024 data
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Huijia Joanna Chen received $71 in industry payments from 2019 to 2025
CMS Open Payments shows 4 general payments to Huijia Chen from 4 drug and device companies from 2019 to 2025. Food and beverage make up the largest share, 100% of the total. Amgen Inc. paid the most, $26.
General payments to Huijia Chen by program year, 2019 to 2025
Companies that paid Huijia Chen the most, 2019 to 2025
Share is of all general payments to this clinician.
Source: Open Payments (CMS), 2025 data, released July 7, 2026
Huijia Joanna Chen graduated from Clvlnd Clinic Lerner College of Med of Case Wstn Rsv University
Huijia Chen graduated from Clvlnd Clinic Lerner College of Med of Case Wstn Rsv University in 2014.
- Medical school
Source: Dmand AI Professional Profile Data
Sources for Huijia Joanna 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 | NPPES NPI Registry (CMS) (opens in a new tab)Dmand AI Practice Data |
| Primary practice, affiliations and health system | NPPES NPI Registry (CMS) (opens in a new tab)Dmand AI Practice DataDmand 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) |
| Industry payments | Open Payments (CMS) (opens in a new tab) |
| Training, board certification and memberships | Dmand AI Professional Profile 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 Huijia Joanna 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 Huijia Joanna Chen's NPI number?
Huijia Joanna Chen's NPI number is 1225458490. It was assigned on April 25, 2014, and it is active in the NPI Registry.
What does Huijia Joanna Chen specialize in?
Huijia Joanna Chen is a diagnostic radiologist in Concord, California. The primary specialty in the NPI Registry is Diagnostic Radiology Physician (taxonomy code 2085R0202X).
Where does Huijia Joanna Chen practice?
Huijia Chen practices at 2410 High School Ave, Concord, CA 94520. Huijia Chen's primary practice is John Muir Magnetic Imaging Center in Concord, California. Dmand AI also links Huijia Chen to 2 hospitals, 5 group practices and clinics and 4 medical groups.
What is Huijia Joanna Chen's office phone number?
The practice phone on file for Huijia Chen is (925) 296-7156.
What is Huijia Joanna Chen's medical license number?
Huijia Chen holds California license A138427.
Which hospitals is Huijia Joanna Chen affiliated with?
Huijia Chen is affiliated with Concord Medical Center. Dmand AI links Huijia Chen to 2 more hospitals.
What medical group is Huijia Joanna Chen part of?
Huijia Chen is linked to John Muir Health. Dmand AI links Huijia Chen to 4 more medical groups.
Does Huijia Joanna Chen accept Medicare?
Yes. CMS data shows Huijia Chen billed Medicare for 7,488 services in 2024.
How many Medicare patients does Huijia Joanna Chen see?
CMS counts 2,170 Medicare patients who saw Huijia Chen in 2024, with an average age of 74.
What services does Huijia Joanna Chen bill to Medicare?
In 2024, Huijia Chen's most billed Medicare services were medical supplies or transport (A9585), radiation oncology (77067) and radiation oncology (77063).
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Where did Huijia Joanna Chen go to medical school?
Huijia Chen graduated from Clvlnd Clinic Lerner College of Med of Case Wstn Rsv University in 2014.
Has Huijia Joanna Chen received payments from drug or device companies?
CMS Open Payments shows $71 in general payments to Huijia Chen from 4 companies from 2019 to 2025. The largest total came from Amgen Inc.
How long has Huijia Joanna Chen been practicing?
Huijia Chen graduated from medical school in 2014, 12 years ago.
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