Dr. Xiaochuan Chen, MD
- Medicare services, 2024
- 493
- Medicare patients, 2024
- 101
- Part D claims, 2024
- 3,939
- Publications
- 16
- Industry payments
- $1,483
- Practice address
- 8001 Lorraine Ave, Stockton, CA 95210
- Practice phone
- Call (925) 820-8300
- Professional email
- Get professional email
- Personal email
- Get personal email
- Mobile number
- Get mobile number
Primary practice
Hill Physicians Medical Group
Stockton, California
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. Xiaochuan Chen is an internist in Stockton, California
Dr. Chen practices at Hill Physicians Medical Group in Stockton, California.
Dr. Chen's NPI, 1750549614, was assigned on May 28, 2008. Dr. Chen graduated from Guangzhou Medical College in 1986. Dr. Chen holds California license A105640.
- NPI
- 1750549614NPI Registry (opens in a new tab)
- Medicare PAC ID
- 4385708593
- NPI enumeration date
- May 28, 2008
- NPI status
- Active
- Accepts Medicare assignment
- Yes
- Offers telehealth
- Yes
- Practice phone
- (925) 820-8300
- Professional email
- Get email
- Personal email
- Get email
- Mobile number
- Get number
- Sex
- Female
- Estimated age
- 66
- Medical school graduation
- 1986
Sources: NPPES NPI Registry (CMS); Dmand AI Professional Profile Data; Dmand AI Practice Data; and Doctors and Clinicians National Downloadable File (CMS)
Dr. Xiaochuan Chen practices at Hill Physicians Medical Group in Stockton, California
Dr. Chen's primary practice is Hill Physicians Medical Group, at 8001 Lorraine Ave, Stockton, CA 95210 in San Joaquin County. The practice phone is (925) 820-8300.
- Hill Physicians Medical Group8001 Lorraine Ave, Stockton, CA 95210 · San Joaquin CountyPhone(925) 820-8300
Sources: NPPES NPI Registry (CMS); and Dmand AI Practice Data
Dr. Xiaochuan Chen is affiliated with 2 sites of care and 2 medical groups
Dr. Chen's primary practice is Hill Physicians Medical Group in Stockton, California. The medical group on file is Quantum Healthcare Medical Associates Inc. Dmand AI also links Dr. Chen to 1 more physician office and 1 medical group, each named with a free account.
Sources: NPPES NPI Registry (CMS); Dmand AI Practice Data; and Dmand AI Affiliation Data
Dmand AI tracks the EHR system at Dr. Xiaochuan 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 |
|---|---|
| Hill Physicians Medical Group | Available with a free account |
| +1 more site and 1 medical group | Available with a free account |
Source: Dmand AI Technology Install Data
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Dr. Xiaochuan Chen is one of 16,751 internists in California
Internal medicine is Dr. Chen's primary specialty in the NPI Registry, under taxonomy code 207R00000X. Dr. Chen is board certified in internal medicine by the American Board of Internal Medicine. Dmand AI has Dr. Chen's licenses on file in 3 states: California, Georgia and New York.
Specialties and state licenses
- Internal medicine, CaliforniaPrimary
- Georgia license
- New York license
Clinical focus
Dmand AI lists acid reflux, acute skin infection, anxiety, asthma, atrial fibrillation and flutter, cerebrovascular disease, chronic diabetes and chronic hypertension among the conditions Dr. Chen treats.
Internists near Dr. Chen
Counts of internists 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. Xiaochuan Chen billed Medicare for 493 services in 2024
CMS data shows 493 Medicare services from Dr. Chen across 10 procedure codes in 2024, for 101 Medicare patients. Medicare paid $42,913 for them. Every service was in an office.
Dr. Chen's Medicare services by type, 2023 to 2024
- 2023
- 2024
- Office and hospital visits
- 2023: 4002024: 30125%
- Other services
- 2023: 1622024: 1673%
- Tests and treatments
- 2023: 222024: 2514%
Dr. Chen compared with the California median for internists, 2024
- Dr. Chen
- California median
- Medicare services
- 493vs 36137% above
- Medicare patients
- 101vs 15133% below
- Part D claims
- 3,335vs 4217.9 times
Medians across 15,815 internists 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 internists in California.
Sources: Medicare Physician & Other Practitioners - by Provider and Service (CMS), 2024 data; and Dmand AI Peer Benchmarks
Dr. Xiaochuan Chen treated 101 Medicare patients in 2024, average age 72
CMS counts 101 Medicare patients who saw Dr. Chen in 2024. The largest group is 65 to 74, with 64 patients. 73% of them have high cholesterol, and 66% have high blood pressure. 78% are also on Medicaid. Their average risk score is 1.14, where 1.00 is the Medicare average.
Across all payers, Dmand AI patient panel data puts Dr. Chen's median patient age at 69, with 54% 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
- Women5554%
- Men4646%
Chronic conditions among Dr. Chen's Medicare patients, 2024
- High cholesterol73%
- High blood pressure66%
- Diabetes25%
- Osteoporosis21%
- Chronic kidney disease18%
- Ischemic heart disease18%
- Arthritis17%
- Anxiety14%
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
- Women54%
- Men40%
Sources: Dmand AI Patient Panel Data; and Medicare Physician & Other Practitioners - by Provider (CMS), 2024 data
Dr. Xiaochuan Chen wrote 3,939 Medicare Part D claims in 2024
In 2024, Dr. Chen wrote 3,939 Medicare Part D claims for 386 patients. 91% of them were for generic drugs. CMS names the drug for 3,335 of them, across 67 drugs with 11 or more claims each, at $213,778 in total drug cost. In 2023, CMS named 3,318 claims across 76 drugs.
Dr. Chen's Part D claims by kind of drug, 2024
- Generic3,596 claims91%
- Brand-name324 claims8%
- Other19 claims0%
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
- Antibiotics2%65 of 3,939 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: 3,3182024: 3,3351%
Drugs named by CMS: 67 in 2024, 76 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
Dr. Xiaochuan 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. Xiaochuan Chen has 16 publications on record
Dmand AI links 16 papers to Dr. Chen, published from 2011 to 2021. 2012 was the busiest year, with 3. The most frequent topics are Sheep, Fetal Growth Retardation and Insulin. Dr. Chen has published most often in Endocrinology. Dr. Chen's most frequent co-authors are Ronald Lynch, MD, Adrian K. Almquist, MD and Irvin Farrel Goldenberg, MD.
Dr. Chen's papers by year, 2011 to 2021
Topics Dr. Chen writes about most
- Sheep
- Fetal Growth Retardation
- Insulin
- Insulin Secretion
- Islets of Langerhans
- Fetus
- Glucose
- Norepinephrine
Dr. Chen's most frequent co-authors
- Ronald Lynch, MD2 shared papers
- Adrian K. Almquist, MD1 shared paper
- Irvin Farrel Goldenberg, MD1 shared paper
Recent publications by Dr. Chen
Am J Physiol Regul Integr Comp Physiol
Am J Physiol Endocrinol Metab
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 internists.
Sources: PubMed (National Library of Medicine); and Dmand AI Research Linkage
Dr. Xiaochuan Chen received $1,483 in industry payments from 2016 to 2025
CMS Open Payments shows 25 general payments to Dr. Chen from 15 drug and device companies from 2016 to 2025. Food and beverage make up the largest share, 100% of the total. Abbvie Inc. paid the most, $225.
General payments to Dr. Chen by program year, 2016 to 2025
Companies that paid Dr. Chen the most, 2016 to 2025
Share is of all general payments to this clinician.
Source: Open Payments (CMS), 2025 data, released July 7, 2026
Dr. Xiaochuan Chen graduated from Guangzhou Medical College
Dr. Chen graduated from Guangzhou Medical College in 1986.
- Medical school
- Board certified in internal medicine
Source: Dmand AI Professional Profile Data
Dr. Xiaochuan Chen accepts plans from 16 insurance carriers
Dr. Chen is in network with 16 carriers, including Aetna, Elevance and Blue Cross Blue Shield of Michigan. Medicare plans come from the most carriers, 10. Check the plan with the practice before a visit.
- Aetna
- Elevance
- Blue Cross Blue Shield of Michigan
- United Healthcare
- HCSC
- Blue Cross Blue Shield of Massachusetts
- Humana
- Regence Health Plans
- +8 more carriersWith a free account
Plan types Dr. Chen accepts, by number of carriers
- Medicare10
- PPO10
- HMO6
- POS5
- EPO4
Source: Dmand AI Insurance Network Data
Sources for Dr. Xiaochuan 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 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. Xiaochuan 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. Xiaochuan Chen's NPI number?
Dr. Xiaochuan Chen's NPI number is 1750549614. It was assigned on May 28, 2008, and it is active in the NPI Registry.
What kind of doctor is Dr. Xiaochuan Chen?
Dr. Xiaochuan Chen is an internist in Stockton, California. The primary specialty in the NPI Registry is Internal Medicine Physician (taxonomy code 207R00000X).
Where does Dr. Xiaochuan Chen practice?
Dr. Chen practices at 8001 Lorraine Ave, Stockton, CA 95210. Dr. Chen's primary practice is Hill Physicians Medical Group in Stockton, California. Dmand AI also links Dr. Chen to 1 physician office and 1 medical group.
What is Dr. Xiaochuan Chen's office phone number?
The practice phone on file for Dr. Chen is (925) 820-8300.
What is Dr. Xiaochuan Chen's medical license number?
Dr. Chen holds California license A105640, one of the licenses on file in 3 states.
Which states has Dr. Xiaochuan Chen been licensed in?
Dmand AI has state licenses on file for Dr. Chen in California (2008 to 2026), Georgia (2008 to 2016) and New York (2008 to 2010).
What medical group is Dr. Xiaochuan Chen part of?
Dr. Chen is linked to Quantum Healthcare Medical Associates Inc. Dmand AI links Dr. Chen to 1 more medical group.
Does Dr. Xiaochuan Chen accept Medicare?
Yes. CMS data shows Dr. Chen billed Medicare for 493 services in 2024, and Dr. Chen accepts Medicare assignment.
Does Dr. Xiaochuan Chen offer telehealth?
Yes. The CMS Doctors and Clinicians file lists Dr. Chen as offering telehealth services.
How many Medicare patients does Dr. Xiaochuan Chen see?
CMS counts 101 Medicare patients who saw Dr. Chen in 2024, with an average age of 72.
Show 9 more questionsShow fewer questions
Is Dr. Xiaochuan Chen board certified?
Yes. Dr. Chen is board certified in internal medicine by the American Board of Internal Medicine.
What services does Dr. Xiaochuan Chen bill to Medicare?
In 2024, Dr. Chen's most billed Medicare services were office visit, established patient (99214), medicare service (G0442) and medicare service (G0444).
Where did Dr. Xiaochuan Chen go to medical school?
Dr. Chen graduated from Guangzhou Medical College in 1986.
What drugs does Dr. Xiaochuan Chen prescribe most?
In 2024 Medicare Part D data, Dr. Chen's most prescribed drugs by claims were Atorvastatin Calcium, Amlodipine Besylate and Metformin HCl.
Has Dr. Xiaochuan Chen received payments from drug or device companies?
CMS Open Payments shows $1,483 in general payments to Dr. Chen from 15 companies from 2016 to 2025. The largest total came from Abbvie Inc.
How long has Dr. Xiaochuan Chen been practicing?
Dr. Chen graduated from medical school in 1986, 40 years ago.
Does Dr. Xiaochuan Chen do research?
Dmand AI links 16 publications to Dr. Chen, published from 2011 to 2021.
Who does Dr. Xiaochuan Chen publish with?
Dr. Chen's most frequent co-authors are Ronald Lynch, MD (2 shared papers), Adrian K. Almquist, MD (1 shared paper) and Irvin Farrel Goldenberg, MD (1 shared paper).
What insurance does Dr. Xiaochuan Chen accept?
Dr. Chen is in network with 16 carriers, including Aetna, Elevance and Blue Cross Blue Shield of Michigan. Medicare plans come from the most carriers, 10. Check the plan with the practice before a visit.
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