Dr. Wenchi Kevin Tsai, MD
- Medicare services, 2024
- 1,130
- Medicare patients, 2024
- 705
- Part D claims, 2024
- 3,091
- Hospital affiliations
- 3
- Industry payments
- $26,709
- Practice address
- 501 W 14th St, Wilmington, DE 19801
- Practice phone
- Call (302) 733-1000
- Professional email
- Get professional email
- Personal email
- Get personal email
- Mobile number
- Get mobile number
Primary practice
ChristianaCare Wilmington Hospital
Wilmington, Delaware
Find Dr. Tsai'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. Wenchi Kevin Tsai is a cardiologist in Wilmington, Delaware
Dr. Tsai practices at ChristianaCare Wilmington Hospital in Wilmington, Delaware.
Dr. Tsai's NPI, 1558578740, was assigned on May 17, 2007. Dr. Tsai graduated from University of Maryland School of Medicine in 2006. Dr. Tsai holds Delaware license C1-0012715.
- NPI
- 1558578740NPI Registry (opens in a new tab)
- Medicare PAC ID
- 7719152172
- NPI enumeration date
- May 17, 2007
- NPI status
- Active
- Accepts Medicare assignment
- Yes
- Practice phone
- (302) 733-1000
- Professional email
- Get email
- Personal email
- Get email
- Mobile number
- Get number
- Sex
- Male
- Estimated age
- 46
- Medical school graduation
- 2006
Sources: NPPES NPI Registry (CMS); Dmand AI Professional Profile Data; Dmand AI Practice Data; and Doctors and Clinicians National Downloadable File (CMS)
Dr. Wenchi Kevin Tsai practices at ChristianaCare Wilmington Hospital in Wilmington, Delaware
Dr. Tsai's primary practice is ChristianaCare Wilmington Hospital, at 501 W 14th St, Wilmington, DE 19801 in New Castle County. The practice phone is (302) 733-1000.
- ChristianaCare Wilmington Hospital501 W 14th St, Wilmington, DE 19801 · New Castle CountyPhone(302) 733-1000
Sources: NPPES NPI Registry (CMS); and Dmand AI Practice Data
Dr. Wenchi Kevin Tsai is affiliated with 4 sites of care and 2 medical groups
Dr. Tsai's primary practice is ChristianaCare Wilmington Hospital in Wilmington, Delaware. Dr. Tsai is also affiliated with Christiana Hospital. The medical group on file is ChristianaCare. Dmand AI also links Dr. Tsai to 2 more hospitals and 1 medical group, 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 Dr. Wenchi Kevin Tsai's practice
Dmand AI tracks the electronic health record (EHR) system at each site where Dr. Tsai practices, 3 sites in all. Vendor and product names are available with a free account.
| Site | EHR vendor and product |
|---|---|
| ChristianaCare Wilmington Hospital | Available with a free account |
| +3 more sites and 1 medical group | Available with a free account |
Source: Dmand AI Technology Install Data
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Dr. Wenchi Kevin Tsai is one of 106 cardiologists in Delaware
Cardiovascular disease is Dr. Tsai's primary specialty in the NPI Registry, under taxonomy code 207RC0000X. Dmand AI has Dr. Tsai's licenses on file in 3 states: Delaware, New Jersey and New York.
Specialties and state licenses
- Cardiovascular disease, DelawarePrimary
- Clinical cardiac electrophysiology, New Jersey
- New York license
Cardiologists near Dr. Tsai
Counts of cardiologists 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. Wenchi Kevin Tsai billed Medicare for 1,130 services in 2024
CMS data shows 1,130 Medicare services from Dr. Tsai across 20 procedure codes in 2024, for 705 Medicare patients. Medicare paid $104,131 for them.
Dr. Tsai's Medicare services by type, 2023 to 2024
- 2023
- 2024
- Office and hospital visits
- 2023: 8092024: 69414%
- Tests and treatments
- 2023: 3222024: 38520%
- Surgery
- 2023: 302024: 5170%
Where Dr. Tsai's Medicare services took place, 2024
- In an office11610%
- In a facility1,01490%
Dr. Tsai compared with the Delaware median for cardiologists, 2024
- Dr. Tsai
- Delaware median
- Medicare services
- 1,130vs 2,79260% below
- Medicare patients
- 705vs 1,47852% below
- Part D claims
- 2,898vs 2,33024% above
Medians across 103 cardiologists in Delaware with Dmand AI profiles that report each measure.
Dr. Tsai'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. Tsai?
Medicare shows one payer. Book a meeting to get commercial claims data for Dr. Tsai and other cardiologists in Delaware.
Sources: Medicare Physician & Other Practitioners - by Provider and Service (CMS), 2024 data; and Dmand AI Peer Benchmarks
Dr. Wenchi Kevin Tsai treated 705 Medicare patients in 2024, average age 77
CMS counts 705 Medicare patients who saw Dr. Tsai in 2024. The largest group is 75 to 84, with 277 patients. 75% of them have high blood pressure, and 75% have high cholesterol. 12% 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. Tsai's median patient age at 73, with 44% women.
Dr. Tsai's Medicare patients by age, 2024
Dr. Tsai's Medicare patients by sex, 2024
- Women33748%
- Men36852%
Chronic conditions among Dr. Tsai's Medicare patients, 2024
- High blood pressure75%
- High cholesterol75%
- Atrial fibrillation64%
- Ischemic heart disease54%
- Arthritis53%
- Heart failure50%
- Chronic kidney disease43%
- Diabetes40%
Share of Medicare patients with each condition. A patient can have several.
Dr. Tsai's patients across all payers
Dmand AI patient panel data covers Medicare, Medicaid and commercial patients.
Patient panel by age, all payers
Median age 73
Patient panel by sex, all payers
- Women44%
- Men54%
Sources: Dmand AI Patient Panel Data; and Medicare Physician & Other Practitioners - by Provider (CMS), 2024 data
Dr. Wenchi Kevin Tsai wrote 3,091 Medicare Part D claims in 2024
In 2024, Dr. Tsai wrote 3,091 Medicare Part D claims for 508 patients. 84% of them were for generic drugs. CMS names the drug for 2,898 of them, across 37 drugs with 11 or more claims each, at $614,080 in total drug cost. In 2023, CMS named 2,811 claims across 37 drugs.
Dr. Tsai's Part D claims by kind of drug, 2024
- Generic2,589 claims84%
- Brand-name502 claims16%
Dr. Tsai'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: 2,8112024: 2,8983%
Drugs named by CMS: 37 in 2024, 37 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. Wenchi Kevin Tsai ranks in the 86th percentile for pacemaker insertion or repair in Medicare
Dr. Tsai accepts Medicare assignment, so Medicare's approved amount is taken as full payment. CMS counts 43 procedures of pacemaker insertion or repair by Dr. Tsai, more than 86% of the clinicians it reports for that procedure.
- Accepts Medicare assignment
- Yes
Where Dr. Tsai ranks in Medicare procedure volume
- Pacemaker insertion or repair
- 86th percentile43 procedures
CMS ranks each clinician against every clinician it reports for the same procedure category.
Sources: Doctors and Clinicians National Downloadable File (CMS); and Doctors and Clinicians Utilization Data (CMS)
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Dr. Wenchi Kevin Tsai received $26,709 in industry payments from 2016 to 2025
CMS Open Payments shows 475 general payments to Dr. Tsai from 36 drug and device companies from 2016 to 2025. Food and beverage make up the largest share, 58% of the total. Biosense Webster, Inc. paid the most, $5,379.
General payments to Dr. Tsai by program year, 2016 to 2025
General payments to Dr. Tsai by kind, 2016 to 2025
- Food and beverage$15,48158%
- Travel and lodging$9,92437%
- Speaker and faculty fees$6502%
- Consulting fees$6142%
- Education$400%
Companies that paid Dr. Tsai 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. Wenchi Kevin Tsai graduated from University of Maryland School of Medicine
Dr. Tsai graduated from University of Maryland School of Medicine in 2006.
- Medical school
Source: Dmand AI Professional Profile Data
Sources for Dr. Wenchi Kevin Tsai'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)Doctors and Clinicians Utilization Data (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 Dr. Wenchi Kevin Tsai
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. Wenchi Kevin Tsai's NPI number?
Dr. Wenchi Kevin Tsai's NPI number is 1558578740. It was assigned on May 17, 2007, and it is active in the NPI Registry.
What kind of doctor is Dr. Wenchi Kevin Tsai?
Dr. Wenchi Kevin Tsai is a cardiologist in Wilmington, Delaware. The primary specialty in the NPI Registry is Cardiovascular Disease Physician (taxonomy code 207RC0000X).
Where does Dr. Wenchi Kevin Tsai practice?
Dr. Tsai practices at 501 W 14th St, Wilmington, DE 19801. Dr. Tsai's primary practice is ChristianaCare Wilmington Hospital in Wilmington, Delaware. Dmand AI also links Dr. Tsai to 2 hospitals and 1 medical group.
What is Dr. Wenchi Kevin Tsai's office phone number?
The practice phone on file for Dr. Tsai is (302) 733-1000.
What is Dr. Wenchi Kevin Tsai's medical license number?
Dr. Tsai holds Delaware license C1-0012715, one of the licenses on file in 3 states.
Which states has Dr. Wenchi Kevin Tsai been licensed in?
Dmand AI has state licenses on file for Dr. Tsai in Delaware, New Jersey and New York.
Which hospitals is Dr. Wenchi Kevin Tsai affiliated with?
Dr. Tsai is affiliated with Christiana Hospital. Dmand AI links Dr. Tsai to 2 more hospitals.
What medical group is Dr. Wenchi Kevin Tsai part of?
Dr. Tsai is linked to ChristianaCare. Dmand AI links Dr. Tsai to 1 more medical group.
Does Dr. Wenchi Kevin Tsai accept Medicare?
Yes. CMS data shows Dr. Tsai billed Medicare for 1,130 services in 2024, and Dr. Tsai accepts Medicare assignment.
How many Medicare patients does Dr. Wenchi Kevin Tsai see?
CMS counts 705 Medicare patients who saw Dr. Tsai in 2024, with an average age of 77.
Show 5 more questionsShow fewer questions
What services does Dr. Wenchi Kevin Tsai bill to Medicare?
In 2024, Dr. Tsai's most billed Medicare services were office visit, established patient (99215), heart test or procedure (93010) and office visit, established patient (99214).
Where did Dr. Wenchi Kevin Tsai go to medical school?
Dr. Tsai graduated from University of Maryland School of Medicine in 2006.
What drugs does Dr. Wenchi Kevin Tsai prescribe most?
In 2024 Medicare Part D data, Dr. Tsai's most prescribed drugs by claims were Metoprolol Succinate, Atorvastatin Calcium and Eliquis.
Has Dr. Wenchi Kevin Tsai received payments from drug or device companies?
CMS Open Payments shows $26,709 in general payments to Dr. Tsai from 36 companies from 2016 to 2025. The largest total came from Biosense Webster, Inc.
How long has Dr. Wenchi Kevin Tsai been practicing?
Dr. Tsai graduated from medical school in 2006, 20 years ago.
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