Active NPI
Sumukh Arun Kumar, MD
- Hematology & Oncology Physician
- Dover, DE
National Provider Identifier
1003487323
On this page
Key facts
NPPES NPI Registry- Primary specialty
- Hematology & Oncology Physician
- License
- C7-0018490
- Practice address
- 640 S State St
Dover, DE 19901-3530 - Phone
- (302) 674-4700
- NPI assigned
- Jul 7, 2021
- 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 2
| Specialty (taxonomy) | Code | License | State | Primary |
|---|---|---|---|---|
| Student in an Organized Health Care Education/Training Program | 390200000X | 289423 | MA | |
| Hematology & Oncology Physician | 207RH0003X | C7-0018490 | DE | Primary |
Addresses
Primary practice location
640 S State St
Dover, DE 19901-3530
Mailing address
640 S State St
Dover, DE 19901-3530
Phone (508) 363-5000
Medicare participation
Medicare enrollment files- Medicare fee-for-service enrollment
- Enrolled in DE
- Eligible to order & refer
- Part B services: Yes
- Medical equipment: Yes
- Home health: Yes
- Power mobility devices: Yes
- Hospice: Yes
Enrollment records 1
| Enrollment ID | State | Provider type | PAC ID | Details |
|---|---|---|---|---|
| I20240419003117 | DE | Order and Referring Only - Hematology/Oncology | 5193164358 |
National Provider Directory
National Provider Directory- Medicare enrollment (NPD)
- Enrolled
- Credentials
- Doctor of Medicine
State licenses
| License | State | Type | Specialty |
|---|---|---|---|
| 289423 | MA | MD | Student in an Organized Health Care Education/Training Program |
NPI Registry JSON
The complete NPPES record for this NPI in the NPI Registry API format.
{
"created_epoch": "1625616000000",
"enumeration_type": "NPI-1",
"last_updated_epoch": "1750896000000",
"number": "1003487323",
"addresses": [
{
"country_code": "US",
"country_name": "United States",
"address_purpose": "MAILING",
"address_type": "DOM",
"address_1": "640 S STATE ST",
"city": "DOVER",
"state": "DE",
"postal_code": "199013530",
"telephone_number": "508-363-5000"
},
{
"country_code": "US",
"country_name": "United States",
"address_purpose": "LOCATION",
"address_type": "DOM",
"address_1": "640 S STATE ST",
"city": "DOVER",
"state": "DE",
"postal_code": "199013530",
"telephone_number": "302-674-4700"
}
],
"practiceLocations": [],
"basic": {
"last_name": "ARUN KUMAR",
"first_name": "SUMUKH",
"credential": "MD",
"sole_proprietor": "NO",
"sex": "M",
"enumeration_date": "2021-07-07",
"last_updated": "2025-06-26",
"certification_date": "2025-06-26",
"status": "A"
},
"taxonomies": [
{
"code": "390200000X",
"taxonomy_group": "",
"desc": "Student in an Organized Health Care Education/Training Program",
"state": "MA",
"license": "289423",
"primary": false
},
{
"code": "207RH0003X",
"taxonomy_group": "",
"desc": "Internal Medicine, Hematology & Oncology",
"state": "DE",
"license": "C7-0018490",
"primary": true
}
],
"identifiers": [],
"endpoints": [],
"other_names": []
}Other providers in Dover, DE
Sources for this page
- NPPES NPI Registry (CMS): identity, addresses, specialties, licenses, identifiers and endpoints. Last updated by the provider on Jun 26, 2025; 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.
- National Provider Directory (CMS): practice roles, locations, licenses, networks and endpoints.