Dr. Ying Chen, MD
- Medicare services, 2024
- 79
- Medicare patients, 2024
- 32
- Part D claims, 2024
- 53
- Publications
- 154
- MIPS score, 2024
- 84
- Practice address
- 4921 Parkview Pl, Saint Louis, MO 63110
- Practice phone
- Call (314) 747-5192
- Professional email
- Get professional email
- Personal email
- Get personal email
- Mobile number
- Get mobile number
Primary practice
Washington University School of Medicine
Saint Louis, Missouri
Find Dr. Chen's professional email, personal email and mobile number
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Dr. Ying Chen is a nephrologist in Saint Louis, Missouri
Dr. Chen practices at Washington University School of Medicine in Saint Louis, Missouri.
Dr. Chen's NPI, 1184828600, was assigned on June 11, 2007. Dr. Chen holds Missouri license 2010008613.
- NPI
- 1184828600NPI Registry (opens in a new tab)
- Medicare PAC ID
- 9032243910
- NPI enumeration date
- June 11, 2007
- NPI status
- Active
- Accepts Medicare assignment
- Yes
- Practice phone
- (314) 747-5192
- Professional email
- Get email
- Personal email
- Get email
- Mobile number
- Get number
- Sex
- Female
- Estimated age
- 53
- Medical school graduation
- 1999
Sources: NPPES NPI Registry (CMS); Dmand AI Professional Profile Data; Dmand AI Practice Data; and Doctors and Clinicians National Downloadable File (CMS)
Dr. Ying Chen practices at Washington University School of Medicine in Saint Louis, Missouri
Dr. Chen's primary practice is Washington University School of Medicine, at 4921 Parkview Pl, Saint Louis, MO 63110 in Saint Louis City. The practice phone is (314) 747-5192.
- Washington University School of Medicine4921 Parkview Pl, Saint Louis, MO 63110 · Saint Louis CityPhone(314) 747-5192
Sources: NPPES NPI Registry (CMS); and Dmand AI Practice Data
Dr. Ying Chen is affiliated with 4 sites of care and 1 medical group
Dr. Chen's primary practice is Washington University School of Medicine in Saint Louis, Missouri. Dr. Chen is also affiliated with Barnes-Jewish Hospital. The medical group on file is WashU Medicine Psychiatry. Dmand AI also links Dr. Chen to 1 more hospital and 1 group practice or clinic, 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. Ying 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.
| Site | EHR vendor and product |
|---|---|
| Washington University School of Medicine | Available with a free account |
| +3 more affiliated sites | Available with a free account |
Source: Dmand AI Technology Install Data
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Dr. Ying Chen is one of 249 nephrologists in Missouri
Nephrology is Dr. Chen's primary specialty in the NPI Registry, under taxonomy code 207RN0300X. Dr. Chen is licensed in Missouri.
Specialties and state licenses
- Nephrology, MissouriPrimary
Nephrologists near Dr. Chen
Counts of nephrologists 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. Ying Chen billed Medicare for 79 services in 2024
CMS data shows 79 Medicare services from Dr. Chen across 3 procedure codes in 2024, for 32 Medicare patients. Medicare paid $4,883 for them.
Dr. Chen's Medicare services by type, 2023 to 2024
- 2023
- 2024
- Office and hospital visits
- 2023: 1032024: 6735%
- Lab and pathology
- 2023: 02024: 12
Where Dr. Chen's Medicare services took place, 2024
- In an office4051%
- In a facility3949%
Dr. Chen compared with the Missouri median for nephrologists, 2024
- Dr. Chen
- Missouri median
- Medicare services
- 79vs 85791% below
- Medicare patients
- 32vs 27188% below
- Part D claims
- 42vs 77995% below
Medians across 240 nephrologists in Missouri 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 nephrologists in Missouri.
Sources: Medicare Physician & Other Practitioners - by Provider and Service (CMS), 2024 data; and Dmand AI Peer Benchmarks
Dr. Ying Chen treated 32 Medicare patients in 2024, average age 74
CMS counts 32 Medicare patients who saw Dr. Chen in 2024. The largest group is 75 to 84, with 16 patients. 75% of them have chronic kidney disease, and 75% have high blood pressure. Their average risk score is 2.12, 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 76, with 55% 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
- Women1444%
- Men1856%
Chronic conditions among Dr. Chen's Medicare patients, 2024
- Chronic kidney disease75%
- High blood pressure75%
- High cholesterol75%
- Diabetes59%
- Heart failure59%
- Arthritis53%
- Ischemic heart disease47%
- Atrial fibrillation41%
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 76
Patient panel by sex, all payers
- Women55%
- Men45%
Sources: Dmand AI Patient Panel Data; and Medicare Physician & Other Practitioners - by Provider (CMS), 2024 data
Dr. Ying Chen wrote 53 Medicare Part D claims in 2024
In 2024, Dr. Chen wrote 53 Medicare Part D claims for 12 patients. 92% of them were for generic drugs. CMS names the drug for 42 of them, across 3 drugs with 11 or more claims each, at $128 in total drug cost. In 2023, CMS named 17 claims across 1 drug.
Dr. Chen's Part D claims by kind of drug, 2024
- Generic49 claims92%
- Brand-name and other4 claims8%
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: 172024: 42147%
Drugs named by CMS: 3 in 2024, 1 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. Ying Chen scored 84 out of 100 in Medicare's MIPS program for 2024
CMS publishes a Merit-based Incentive Payment System (MIPS) score of 84 out of 100 for Dr. Chen for performance year 2024, reported as part of a group. Dr. Chen accepts Medicare assignment, so Medicare's approved amount is taken as full payment.
- Accepts Medicare assignment
- Yes
Dr. Chen's MIPS scores, performance year 2024
- 84of 100Final score
- 71.6of 100Quality
- 100of 100Promoting Interoperability
- 40of 100Improvement Activities
- 76of 100Cost
Each score is out of 100. The final score weighs the categories CMS scored for this clinician.
Sources: Doctors and Clinicians National Downloadable File (CMS); and Clinician Public Reporting: Overall MIPS Performance (CMS), 2024 data, released September 10, 2026
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Dr. Ying Chen has 154 publications on record
Dmand AI links 154 papers to Dr. Chen, published from 2006 to 2025. 2016 was the busiest year, with 14. The most frequent topics are United Kingdom, Lung Neoplasms and Arthritis, Rheumatoid. Dr. Chen has published most often in Sci Rep. Dr. Chen's most frequent co-authors are Jie Luo, MD, Peter W. Broderick, MD, MEd and Chun Chin Huang, MD.
Dr. Chen's papers by year, 2016 to 2025
Topics Dr. Chen writes about most
- United Kingdom
- Lung Neoplasms
- Arthritis, Rheumatoid
- China
- Primary Health Care
- CD4-Positive T-Lymphocytes
- Cell Line
- Disease Models, Animal
Dr. Chen's most frequent co-authors
- Jie Luo, MD2 shared papers
- Peter W. Broderick, MD, MEd1 shared paper
- Chun Chin Huang, MD1 shared paper
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 nephrologists.
Sources: PubMed (National Library of Medicine); and Dmand AI Research Linkage
Dr. Ying Chen received $341 in industry payments from 2016 to 2025
CMS Open Payments shows 4 general payments to Dr. Chen from 4 drug and device companies from 2016 to 2025. Food and beverage make up the largest share, 100% of the total. Amgen Inc. paid the most, $146.
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
Sources for Dr. Ying Chen's profile data
Data last refreshed October 2026Report an inaccuracyRemove my information
FAQ
Frequently asked questions about Dr. Ying 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. Ying Chen's NPI number?
Dr. Ying Chen's NPI number is 1184828600. It was assigned on June 11, 2007, and it is active in the NPI Registry.
What kind of doctor is Dr. Ying Chen?
Dr. Ying Chen is a nephrologist in Saint Louis, Missouri. The primary specialty in the NPI Registry is Nephrology Physician (taxonomy code 207RN0300X).
Where does Dr. Ying Chen practice?
Dr. Chen practices at 4921 Parkview Pl, Saint Louis, MO 63110. Dr. Chen's primary practice is Washington University School of Medicine in Saint Louis, Missouri. Dmand AI also links Dr. Chen to 1 hospital and 1 group practice or clinic.
What is Dr. Ying Chen's office phone number?
The practice phone on file for Dr. Chen is (314) 747-5192.
What is Dr. Ying Chen's medical license number?
Dr. Chen holds Missouri license 2010008613.
Which hospitals is Dr. Ying Chen affiliated with?
Dr. Chen is affiliated with Barnes-Jewish Hospital. Dmand AI links Dr. Chen to 1 more hospital.
What medical group is Dr. Ying Chen part of?
Dr. Chen is linked to WashU Medicine Psychiatry.
Does Dr. Ying Chen accept Medicare?
Yes. CMS data shows Dr. Chen billed Medicare for 79 services in 2024, and Dr. Chen accepts Medicare assignment.
What is Dr. Ying Chen's MIPS score?
Dr. Chen's MIPS final score for performance year 2024 is 84 out of 100, reported as part of a group.
How many Medicare patients does Dr. Ying Chen see?
CMS counts 32 Medicare patients who saw Dr. Chen in 2024, with an average age of 74.
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What services does Dr. Ying Chen bill to Medicare?
In 2024, Dr. Chen's most billed Medicare services were hospital inpatient care (99232), office visit, established patient (99214) and lab and pathology test (81002).
What drugs does Dr. Ying Chen prescribe most?
In 2024 Medicare Part D data, Dr. Chen's most prescribed drugs by claims were Metoprolol Succinate, Vitamin D2 and Lisinopril.
Has Dr. Ying Chen received payments from drug or device companies?
CMS Open Payments shows $341 in general payments to Dr. Chen from 4 companies from 2016 to 2025. The largest total came from Amgen Inc.
How long has Dr. Ying Chen been practicing?
Dr. Chen graduated from medical school in 1999, 27 years ago.
Does Dr. Ying Chen do research?
Dmand AI links 154 publications to Dr. Chen, published from 2006 to 2025.
Who does Dr. Ying Chen publish with?
Dr. Chen's most frequent co-authors are Jie Luo, MD (2 shared papers), Peter W. Broderick, MD, MEd (1 shared paper) and Chun Chin Huang, MD (1 shared paper).
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