Dr. Lisa Qian Chen, MD
- Medicare services, 2024
- 56
- Medicare patients, 2024
- 63
- Part D claims, 2024
- 541
- Hospital affiliations
- 1
- Industry payments
- $137
- Practice address
- 9965 Sierra Ave, Fontana, CA 92335
- Practice phone
- Call (909) 427-5000
- Professional email
- Get professional email
- Personal email
- Get personal email
- Mobile number
- Get mobile number
Primary practice
Kaiser Permanente - Fontana Medical Center
Fontana, California
Find Dr. Chen's professional email, personal email and mobile number
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Dr. Lisa Qian Chen is an emergency medicine physician in Fontana, California
Dr. Chen practices at Kaiser Permanente - Fontana Medical Center in Fontana, California.
Dr. Chen's NPI, 1861835928, was assigned on April 9, 2013. Dr. Chen graduated from University of Illinois College of Medicine - Chicago in 2013. Dr. Chen holds California license 1861835928.
- NPI
- 1861835928NPI Registry (opens in a new tab)
- Medicare PAC ID
- 8426288127
- NPI enumeration date
- April 9, 2013
- NPI status
- Active
- Accepts Medicare assignment
- Yes
- Practice phone
- (909) 427-5000
- Professional email
- Get email
- Personal email
- Get email
- Mobile number
- Get number
- Sex
- Female
- Estimated age
- 39
- Medical school graduation
- 2013
Sources: NPPES NPI Registry (CMS); Dmand AI Professional Profile Data; Dmand AI Practice Data; and Doctors and Clinicians National Downloadable File (CMS)
Dr. Lisa Qian Chen practices at Kaiser Permanente - Fontana Medical Center in Fontana, California
Dr. Chen's primary practice is Kaiser Permanente - Fontana Medical Center, at 9965 Sierra Ave, Fontana, CA 92335 in San Bernardino County. The practice phone is (909) 427-5000.
- Kaiser Permanente - Fontana Medical Center9965 Sierra Ave, Fontana, CA 92335 · San Bernardino CountyPhone(909) 427-5000
Sources: NPPES NPI Registry (CMS); and Dmand AI Practice Data
Dr. Lisa Qian Chen is affiliated with 2 sites of care and 1 medical group
Dr. Chen's primary practice is Kaiser Permanente - Fontana Medical Center in Fontana, California. Dr. Chen is also affiliated with Fontana Medical Center. The medical group on file is Southern California Permanente Medical Group.
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. Lisa Qian Chen's practice
Dmand AI tracks the electronic health record (EHR) system at each site where Dr. Chen practices. Vendor and product names are available with a free account.
| Site | EHR vendor and product |
|---|---|
| Kaiser Permanente - Fontana Medical Center | 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. Lisa Qian Chen is one of 7,423 emergency medicine physicians in California
Emergency medicine is Dr. Chen's primary specialty in the NPI Registry, under taxonomy code 207P00000X. Dr. Chen is board certified in emergency medicine by the American Board of Emergency Medicine. Dmand AI has Dr. Chen's licenses on file in 2 states: California and Ohio.
Specialties and state licenses
- Emergency medicine, CaliforniaPrimary
- Ohio license
Emergency medicine physicians near Dr. Chen
Counts of emergency medicine physicians 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. Lisa Qian Chen billed Medicare for 56 services in 2024
CMS data shows 56 Medicare services from Dr. Chen across 2 procedure codes in 2024, for 63 Medicare patients. Medicare paid $5,685 for them. Every service was in a facility, such as a hospital, rather than an office.
Dr. Chen's Medicare services by type, 2023 to 2024
- 2023
- 2024
- Office and hospital visits
- 2023: 272024: 56107%
Dr. Chen compared with the California median for emergency medicine physicians, 2024
- Dr. Chen
- California median
- Medicare services
- 56vs 26579% below
- Medicare patients
- 63vs 24374% below
- Part D claims
- 363vs 625.9 times
Medians across 7,079 emergency medicine physicians 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.
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Medicare shows one payer. Book a meeting to get commercial claims data for Dr. Chen and other emergency medicine physicians in California.
Sources: Medicare Physician & Other Practitioners - by Provider and Service (CMS), 2024 data; and Dmand AI Peer Benchmarks
Dr. Lisa Qian Chen treated 63 Medicare patients in 2024, average age 66
CMS counts 63 Medicare patients who saw Dr. Chen in 2024. The largest group is 65 to 74, with 23 patients. 75% of them have high blood pressure, and 71% have high cholesterol. 81% are also on Medicaid. Their average risk score is 3.44, 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 45, with 57% women.
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
- Women3149%
- Men3251%
Chronic conditions among Dr. Chen's Medicare patients, 2024
- High blood pressure75%
- High cholesterol71%
- Diabetes59%
- Chronic kidney disease41%
- Anxiety35%
- Mood disorders33%
- Depression32%
- Arthritis30%
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 45
Patient panel by sex, all payers
- Women57%
- Men42%
Sources: Dmand AI Patient Panel Data; and Medicare Physician & Other Practitioners - by Provider (CMS), 2024 data
Dr. Lisa Qian Chen wrote 541 Medicare Part D claims in 2024
In 2024, Dr. Chen wrote 541 Medicare Part D claims for 319 patients. 89% of them were for generic drugs. CMS names the drug for 363 of them, across 14 drugs with 11 or more claims each, at $4,606 in total drug cost. In 2023, CMS named 272 claims across 10 drugs.
Dr. Chen's Part D claims by kind of drug, 2024
- Generic479 claims89%
- Brand-name and other62 claims11%
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.
Drug classes CMS tracks in Dr. Chen's Part D claims, 2024
- Opioids12%67 of 541 claims
- Antibiotics40%219 of 541 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: 2722024: 36333%
Drugs named by CMS: 14 in 2024, 10 in 2023.
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
How Dr. Lisa Qian Chen takes part in Medicare
Dr. Chen accepts Medicare assignment, so Medicare's approved amount is taken as full payment.
- Accepts Medicare assignment
- Yes
Source: Doctors and Clinicians National Downloadable File (CMS)
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Dr. Lisa Qian Chen received $137 in industry payments from 2024 to 2025
CMS Open Payments shows 2 general payments to Dr. Chen from 2 drug and device companies from 2024 to 2025. Food and beverage make up the largest share, 100% of the total. Vertex Pharmaceuticals Incorporated paid the most, $110.
General payments to Dr. Chen by program year, 2024 to 2025
Companies that paid Dr. Chen the most, 2024 to 2025
Share is of all general payments to this clinician.
Source: Open Payments (CMS), 2025 data, released July 7, 2026
Dr. Lisa Qian Chen graduated from University of Illinois College of Medicine - Chicago
Dr. Chen graduated from University of Illinois College of Medicine - Chicago in 2013.
- Medical school
- Board certified in emergency medicine
Source: Dmand AI Professional Profile Data
Dr. Lisa Qian Chen accepts plans from 1 insurance carrier
Dr. Chen is in network with 1 carrier, including Kaiser Permanente. EPO plans come from the most carriers, 1. Check the plan with the practice before a visit.
- Kaiser Permanente
Plan types Dr. Chen accepts, by number of carriers
- EPO1
- HMO1
- POS1
Source: Dmand AI Insurance Network Data
Sources for Dr. Lisa Qian 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) |
| 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) |
| 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. Lisa Qian 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. Lisa Qian Chen's NPI number?
Dr. Lisa Qian Chen's NPI number is 1861835928. It was assigned on April 9, 2013, and it is active in the NPI Registry.
What kind of doctor is Dr. Lisa Qian Chen?
Dr. Lisa Qian Chen is an emergency medicine physician in Fontana, California. The primary specialty in the NPI Registry is Emergency Medicine Physician (taxonomy code 207P00000X).
Where does Dr. Lisa Qian Chen practice?
Dr. Chen practices at 9965 Sierra Ave, Fontana, CA 92335. Dr. Chen's primary practice is Kaiser Permanente - Fontana Medical Center in Fontana, California.
What is Dr. Lisa Qian Chen's office phone number?
The practice phone on file for Dr. Chen is (909) 427-5000.
What is Dr. Lisa Qian Chen's medical license number?
Dr. Chen holds California license 1861835928, one of the licenses on file in 2 states.
Which states has Dr. Lisa Qian Chen been licensed in?
Dmand AI has state licenses on file for Dr. Chen in California (2016 to 2026) and Ohio (2013 to 2016).
Which hospitals is Dr. Lisa Qian Chen affiliated with?
Dr. Chen is affiliated with Fontana Medical Center.
What medical group is Dr. Lisa Qian Chen part of?
Dr. Chen is linked to Southern California Permanente Medical Group.
Does Dr. Lisa Qian Chen accept Medicare?
Yes. CMS data shows Dr. Chen billed Medicare for 56 services in 2024, and Dr. Chen accepts Medicare assignment.
How many Medicare patients does Dr. Lisa Qian Chen see?
CMS counts 63 Medicare patients who saw Dr. Chen in 2024, with an average age of 66.
Show 7 more questionsShow fewer questions
Is Dr. Lisa Qian Chen board certified?
Yes. Dr. Chen is board certified in emergency medicine by the American Board of Emergency Medicine.
What services does Dr. Lisa Qian Chen bill to Medicare?
In 2024, Dr. Chen's most billed Medicare services were emergency department visit (99284) and emergency department visit (99285).
Where did Dr. Lisa Qian Chen go to medical school?
Dr. Chen graduated from University of Illinois College of Medicine - Chicago in 2013.
What drugs does Dr. Lisa Qian Chen prescribe most?
In 2024 Medicare Part D data, Dr. Chen's most prescribed drugs by claims were Cephalexin, Hydrocodone-Acetaminophen and Azithromycin.
Has Dr. Lisa Qian Chen received payments from drug or device companies?
CMS Open Payments shows $137 in general payments to Dr. Chen from 2 companies from 2024 to 2025. The largest total came from Vertex Pharmaceuticals Incorporated.
How long has Dr. Lisa Qian Chen been practicing?
Dr. Chen graduated from medical school in 2013, 13 years ago.
What insurance does Dr. Lisa Qian Chen accept?
Dr. Chen is in network with 1 carrier, including Kaiser Permanente. EPO plans come from the most carriers, 1. Check the plan with the practice before a visit.
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