Active NPI
William Sommers, D.O.
- Specialist
- Wilmington, DE
On this page
Key facts
NPPES NPI Registry- Primary specialty
- Specialist
- License
- C20002717
- Practice address
- 701 N. Clayton Street
Medical Office Building Suite 217
Wilmington, DE 19805 - Phone
- (302) 892-9400
- Fax
- (302) 892-9407
- NPI assigned
- Jul 4, 2006
- Last updated
- Jul 31, 2025
- 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 1
| Specialty (taxonomy) | Code | License | State | Primary |
|---|---|---|---|---|
| Specialist | 174400000X | C20002717 | DE | Primary |
Addresses
Primary practice location
701 N. Clayton Street
Medical Office Building Suite 217
Wilmington, DE 19805
Mailing address
701 N. Clayton Street
Medical Office Building Suite 217
Wilmington, DE 19805
Phone (302) 892-9400
Other identifiers 2
| Identifier | Type | State | Issuer |
|---|---|---|---|
| 29893 | Other | BOARD CERT-NEUROLOGY | |
| 023203 | Medicaid | DE |
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
Care Compare profile
Medicare Care Compare- Specialty
- Neurology
- Education
- Philadelphia College of Osteopathic Medicine, 1982
- Medicare assignment
- Accepts the Medicare-approved amount as payment in full
Practice addresses (Care Compare)
701 N Clayton St
Suite 407
Wilmington, DE 19805-3165
Phone (302) 892-9400
National Provider Directory
National Provider Directory- Medicare enrollment (NPD)
- Enrolled
- Credentials
- Doctor of Osteopathy, Doctor of Medicine
State licenses
| License | State | Type | Specialty |
|---|---|---|---|
| C20002717 | DE | MD | Specialist |
Practice roles
| Organization | Specialty | Status | New patients |
|---|---|---|---|
| Wilmington Neurology Consultants P a | Specialist | Current | Accepting new patients |
Locations
620 Stanton Christiana Rd
Ste 201
Newark, DE 19713
Phone (302) 338-9444
620 Stanton Christiana Rd
Ste 302
Newark, DE 19713
Phone (302) 660-7333
701 N Clayton St
Ste 217
Wilmington, DE 19805
Phone (302) 652-6050
701 N Clayton St
Ste 407
Wilmington, DE 19805
Phone (302) 421-9721
Organizations & group practices 1
Organizations this provider is connected to: Medicare benefit reassignments (the organization bills Medicare for this provider’s services), Care Compare group memberships, National Provider Directory roles and organizations whose NPPES authorized official is this provider.
NPI Registry JSON
The complete NPPES record for this NPI in the NPI Registry API format.
{
"created_epoch": "1151971200000",
"enumeration_type": "NPI-1",
"last_updated_epoch": "1753920000000",
"number": "1740210830",
"addresses": [
{
"country_code": "US",
"country_name": "United States",
"address_purpose": "MAILING",
"address_type": "DOM",
"address_1": "701 N. CLAYTON STREET",
"address_2": "MEDICAL OFFICE BUILDING SUITE 217",
"city": "WILMINGTON",
"state": "DE",
"postal_code": "19805",
"telephone_number": "302-892-9400"
},
{
"country_code": "US",
"country_name": "United States",
"address_purpose": "LOCATION",
"address_type": "DOM",
"address_1": "701 N. CLAYTON STREET",
"address_2": "MEDICAL OFFICE BUILDING SUITE 217",
"city": "WILMINGTON",
"state": "DE",
"postal_code": "19805",
"telephone_number": "302-892-9400",
"fax_number": "302-892-9407"
}
],
"practiceLocations": [],
"basic": {
"last_name": "SOMMERS",
"first_name": "WILLIAM",
"credential": "D.O.",
"sole_proprietor": "NO",
"sex": "M",
"enumeration_date": "2006-07-04",
"last_updated": "2025-07-31",
"certification_date": "2025-07-31",
"status": "A"
},
"taxonomies": [
{
"code": "174400000X",
"taxonomy_group": "",
"desc": "Specialist",
"state": "DE",
"license": "C20002717",
"primary": true
}
],
"identifiers": [
{
"code": "01",
"desc": "Other (non-Medicare)",
"issuer": "BOARD CERT-NEUROLOGY",
"identifier": "29893",
"state": null
},
{
"code": "05",
"desc": "MEDICAID",
"issuer": null,
"identifier": "023203",
"state": "DE"
}
],
"endpoints": [],
"other_names": []
}
Other providers in Wilmington, DE
Sources for this page
- NPPES NPI Registry (CMS): identity, addresses, specialties, licenses, identifiers and endpoints. Last updated by the provider on Jul 31, 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.
- 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.