Active NPI
Wenchi Kevin Tsai, MD
- Clinical Cardiac Electrophysiology Physician
- Newark, DE
On this page
Key facts
NPPES NPI Registry- Primary specialty
- Clinical Cardiac Electrophysiology Physician
- License
- MD493562
- Practice address
- 4755 Ogletown Stanton Road
Suite 1070
Newark, DE 19718-2200 - Phone
- (302) 623-1929
- Fax
- (973) 256-7758
- NPI assigned
- May 17, 2007
- Sex
- Male
- Sole proprietor
- No
NPPES NPI Registry
Registry information is reported by the provider to CMS and is not verified. About this source
Specialties & licenses 6
| Specialty (taxonomy) | Code | License | State | Primary |
|---|---|---|---|---|
| Cardiovascular Disease Physician | 207RC0000X | 25MA09531900 | NJ | |
| Cardiovascular Disease Physician | 207RC0000X | C1-0012715 | DE | |
| Cardiovascular Disease Physician | 207RC0000X | 2845861 | NY | |
| Clinical Cardiac Electrophysiology Physician | 207RC0001X | 2845861 | NY | |
| Clinical Cardiac Electrophysiology Physician | 207RC0001X | MD493562 | PA | Primary |
| Clinical Cardiac Electrophysiology Physician | 207RC0001X | 25MA09531900 | NJ |
Addresses
Primary practice location
4755 Ogletown Stanton Road
Suite 1070
Newark, DE 19718-2200
Mailing address
4755 Ogletown Stanton Rd Ste 1070
Newark, DE 19718-2200
Phone (973) 256-5667
Other practice location 1
255 W Lancaster Ave Ste 200
Paoli, PA 19301-1763
Phone (484) 476-1000
Medicare participation
Medicare enrollment files- Medicare fee-for-service enrollment
- Enrolled in DE, PA
- Eligible to order & refer
- Part B services: Yes
- Medical equipment: Yes
- Home health: Yes
- Power mobility devices: Yes
- Hospice: Yes
Enrollment records 2
Care Compare profile
Medicare Care Compare- Specialty
- Cardiovascular Disease (Cardiology)
- Education
- University of Maryland School of Medicine, 2006
- Medicare assignment
- Accepts the Medicare-approved amount as payment in full
- Group practices
Practice addresses (Care Compare)
4755 Ogletown Stanton Rd
Newark, DE 19718-2200
Phone (302) 733-1663
Hospital & facility affiliations
Procedures performed for Medicare patients
| Procedure | Number of procedures |
|---|---|
| Pacemaker insertion or repair | 46 |
National Provider Directory
National Provider Directory- Medicare enrollment (NPD)
- Enrolled
- Credentials
- Doctor of Medicine
State licenses
| License | State | Type | Specialty |
|---|---|---|---|
| C1-0012715 | DE | MD | Cardiovascular Disease Physician |
| 2845861 | NY | MD | Cardiovascular Disease Physician |
Practice roles
| Organization | Specialty | Status | New patients |
|---|---|---|---|
| Christiana Care Health Services, Inc | Current | Accepting new patients | |
| Christiana Care Health Services, Inc | Cardiovascular Disease | Current | Accepting new patients |
| Christiana Care Health Services Inc | Current | Accepting new patients |
Locations
4755 Ogletown Stanton Rd
Ste 1070
Newark, DE 19718
Phone (302) 733-1663
4755 Ogletown Stanton Rd
Newark, DE 19718
Phone (302) 733-1700
3521 Silverside Rd
Ste 1C
Wilmington, DE 19810
Phone (302) 368-3007
1401 Foulk Rd
Ste 100B
Wilmington, DE 19803
Phone (302) 320-9440
501 W 14th St
Wilmington, DE 19801
Phone (302) 320-4411
Organizations & group practices 3
Organizations this provider is connected to: Medicare benefit reassignments (the organization bills Medicare for this provider’s services), Care Compare group memberships and National Provider Directory roles.
-
- Endocrinology, Diabetes & Metabolism Physician
- Wilmington, DE
- NPI 1770568107
-
- Interventional Cardiology Physician
- Wilmington, DE
- NPI 1902876394
Cardiovascular Disease
-
- Neurology Physician
- Chadds Ford, PA
- NPI 1881228484
Hospital & facility affiliations 3
Hospitals and other facilities this clinician is affiliated with according to Medicare Care Compare.
-
- General Acute Care Hospital
- Dover, DE
- NPI 1467546135
-
- General Acute Care Hospital
- Wilmington, DE
- NPI 1134194038
-
- General Acute Care Hospital
- Elkton, MD
- NPI 1376523357
NPI Registry JSON
The complete NPPES record for this NPI in the NPI Registry API format.
{
"created_epoch": "1179360000000",
"enumeration_type": "NPI-1",
"last_updated_epoch": "1782864000000",
"number": "1558578740",
"addresses": [
{
"country_code": "US",
"country_name": "United States",
"address_purpose": "MAILING",
"address_type": "DOM",
"address_1": "4755 OGLETOWN STANTON RD STE 1070",
"city": "NEWARK",
"state": "DE",
"postal_code": "197182200",
"telephone_number": "973-256-5667",
"fax_number": "973-256-7758"
},
{
"country_code": "US",
"country_name": "United States",
"address_purpose": "LOCATION",
"address_type": "DOM",
"address_1": "4755 OGLETOWN STANTON ROAD",
"address_2": "SUITE 1070",
"city": "NEWARK",
"state": "DE",
"postal_code": "197182200",
"telephone_number": "302-623-1929",
"fax_number": "973-256-7758"
}
],
"practiceLocations": [
{
"address_1": "255 W Lancaster Ave Ste 200",
"address_purpose": "LOCATION",
"city": "Paoli",
"state": "PA",
"postal_code": "193011763",
"country_code": "US",
"telephone_number": "484-476-1000",
"country_name": "United States",
"address_type": "DOM"
}
],
"basic": {
"last_name": "TSAI",
"first_name": "WENCHI",
"middle_name": "KEVIN",
"name_prefix": "Dr.",
"credential": "MD",
"sole_proprietor": "NO",
"sex": "M",
"enumeration_date": "2007-05-17",
"last_updated": "2026-07-01",
"certification_date": "2026-07-01",
"status": "A"
},
"taxonomies": [
{
"code": "207RC0000X",
"taxonomy_group": "",
"desc": "Internal Medicine, Cardiovascular Disease",
"state": "NJ",
"license": "25MA09531900",
"primary": false
},
{
"code": "207RC0000X",
"taxonomy_group": "",
"desc": "Internal Medicine, Cardiovascular Disease",
"state": "DE",
"license": "C1-0012715",
"primary": false
},
{
"code": "207RC0000X",
"taxonomy_group": "",
"desc": "Internal Medicine, Cardiovascular Disease",
"state": "NY",
"license": "2845861",
"primary": false
},
{
"code": "207RC0001X",
"taxonomy_group": "",
"desc": "Internal Medicine, Clinical Cardiac Electrophysiology",
"state": "NY",
"license": "2845861",
"primary": false
},
{
"code": "207RC0001X",
"taxonomy_group": "",
"desc": "Internal Medicine, Clinical Cardiac Electrophysiology",
"state": "PA",
"license": "MD493562",
"primary": true
},
{
"code": "207RC0001X",
"taxonomy_group": "",
"desc": "Internal Medicine, Clinical Cardiac Electrophysiology",
"state": "NJ",
"license": "25MA09531900",
"primary": false
}
],
"identifiers": [],
"endpoints": [],
"other_names": []
}
Other providers in Newark, DE
Sources for this page
- NPPES NPI Registry (CMS): identity, addresses, specialties, licenses, identifiers and endpoints. Last updated by the provider on Jul 1, 2026; self-reported and not verified by CMS. Specialty names from the NUCC taxonomy.
- Medicare enrollment (CMS PECOS): enrollments, PAC IDs and benefit reassignments; Order and Referring.
- Medicare Care Compare (CMS): clinician profile, group practices, facility affiliations, MIPS scores and star ratings.
- National Provider Directory (CMS): practice roles, locations, licenses, networks and endpoints.