Active NPI
Cynthia Ann Madden, N.P.
- Pediatric Nurse Practitioner
- Delmar, DE
National Provider Identifier
1336296417
On this page
Key facts
NPPES NPI Registry- Primary specialty
- Pediatric Nurse Practitioner
- License
- R072822
- Practice address
- 200 N 8TH St
Delmar High School Wellness Center
Delmar, DE 19940-1374 - Phone
- (302) 846-0303
- Fax
- (302) 846-0502
- NPI assigned
- Jan 4, 2007
- Last updated
- Sep 11, 2025
- Sex
- Female
- Sole proprietor
- No
NPPES NPI Registry
Registry information is reported by the provider to CMS and is not verified. About this source
Specialties & licenses 3
| Specialty (taxonomy) | Code | License | State | Primary |
|---|---|---|---|---|
| Family Nurse Practitioner | 363LF0000X | LG-0000235 | DE | |
| Pediatric Nurse Practitioner | 363LP0200X | LJ-0000127 | DE | |
| Pediatric Nurse Practitioner | 363LP0200X | R072822 | MD | Primary |
Addresses
Primary practice location
200 N 8TH St
Delmar High School Wellness Center
Delmar, DE 19940-1374
Mailing address
8300 Robin Hood Dr
Salisbury, MD 21804-2216
Phone (410) 749-5971
Medicare participation
Medicare enrollment files- Medicare fee-for-service enrollment
- Not listed in the public Medicare enrollment file
National Provider Directory
National Provider Directory- Medicare enrollment (NPD)
- Not enrolled
- Credentials
- Nurse Practitioner
State licenses
| License | State | Type | Specialty |
|---|---|---|---|
| LG-0000235 | DE | MD | Family Nurse Practitioner |
| LJ-0000127 | DE | MD | Pediatric Nurse Practitioner |
| R072822 | MD | MD | Pediatric Nurse Practitioner |
Practice roles
| Organization | Specialty | Status | New patients |
|---|---|---|---|
| Nanticoke Wellness Seaford | Past | Accepting new patients |
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.
-
dba Nanticoke Wellness Centers
- Student Health Clinic/Center
- Delmar, DE
- NPI 1356629984
NPI Registry JSON
The complete NPPES record for this NPI in the NPI Registry API format.
{
"created_epoch": "1167868800000",
"enumeration_type": "NPI-1",
"last_updated_epoch": "1757548800000",
"number": "1336296417",
"addresses": [
{
"country_code": "US",
"country_name": "United States",
"address_purpose": "MAILING",
"address_type": "DOM",
"address_1": "8300 ROBIN HOOD DR",
"city": "SALISBURY",
"state": "MD",
"postal_code": "218042216",
"telephone_number": "410-749-5971",
"fax_number": "302-846-0502"
},
{
"country_code": "US",
"country_name": "United States",
"address_purpose": "LOCATION",
"address_type": "DOM",
"address_1": "200 N 8TH ST",
"address_2": "DELMAR HIGH SCHOOL WELLNESS CENTER",
"city": "DELMAR",
"state": "DE",
"postal_code": "199401374",
"telephone_number": "302-846-0303",
"fax_number": "302-846-0502"
}
],
"practiceLocations": [],
"basic": {
"last_name": "MADDEN",
"first_name": "CYNTHIA",
"middle_name": "ANN",
"name_prefix": "Ms.",
"credential": "N.P.",
"sole_proprietor": "NO",
"sex": "F",
"enumeration_date": "2007-01-04",
"last_updated": "2025-09-11",
"status": "A"
},
"taxonomies": [
{
"code": "363LF0000X",
"taxonomy_group": "",
"desc": "Nurse Practitioner, Family",
"state": "DE",
"license": "LG-0000235",
"primary": false
},
{
"code": "363LP0200X",
"taxonomy_group": "",
"desc": "Nurse Practitioner, Pediatrics",
"state": "DE",
"license": "LJ-0000127",
"primary": false
},
{
"code": "363LP0200X",
"taxonomy_group": "",
"desc": "Nurse Practitioner, Pediatrics",
"state": "MD",
"license": "R072822",
"primary": true
}
],
"identifiers": [],
"endpoints": [],
"other_names": []
}
Other providers in Delmar, DE
Sources for this page
- NPPES NPI Registry (CMS): identity, addresses, specialties, licenses, identifiers and endpoints. Last updated by the provider on Sep 11, 2025; self-reported and not verified by CMS. Specialty names from the NUCC taxonomy.
- National Provider Directory (CMS): practice roles, locations, licenses, networks and endpoints.