Active NPI
Cassandra Mocek, MD, MA
- Pediatrics Physician
- Milwaukee, WI
National Provider Identifier
1497445050
On this page
Key facts
NPPES NPI Registry- Primary specialty
- Pediatrics Physician
- License
- 8716120
- Practice address
- 8915 W Connell Ave
Milwaukee, WI 53226-3067 - Phone
- (414) 266-2786
- NPI assigned
- May 8, 2023
- Sex
- Female
- Sole proprietor
- Yes
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 |
|---|---|---|---|---|
| Pediatrics Physician | 208000000X | 8716120 | WI | Primary |
Addresses
Primary practice location
8915 W Connell Ave
Milwaukee, WI 53226-3067
Mailing address
8701 Watertown Plank Rd
Milwaukee, WI 53226-3548
Phone (414) 955-4575
Medicare participation
Medicare enrollment files- Medicare fee-for-service enrollment
- Enrolled in IL
- 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 |
|---|---|---|---|---|
| I20230706000719 | IL | Order and Referring Only - Pediatric Medicine | 6002275260 |
National Provider Directory
National Provider Directory- Medicare enrollment (NPD)
- Enrolled
- Credentials
- Master of Arts, Doctor of Medicine
State licenses
| License | State | Type | Specialty |
|---|---|---|---|
| 125.081719 | IL | MD | Pediatrics Physician |
Interoperability endpoints
- cassandra.mocek.1@11074.direct.athenahealth.com
NPI Registry JSON
The complete NPPES record for this NPI in the NPI Registry API format.
{
"created_epoch": "1683504000000",
"enumeration_type": "NPI-1",
"last_updated_epoch": "1783987200000",
"number": "1497445050",
"addresses": [
{
"country_code": "US",
"country_name": "United States",
"address_purpose": "MAILING",
"address_type": "DOM",
"address_1": "8701 WATERTOWN PLANK RD",
"city": "MILWAUKEE",
"state": "WI",
"postal_code": "532263548",
"telephone_number": "414-955-4575"
},
{
"country_code": "US",
"country_name": "United States",
"address_purpose": "LOCATION",
"address_type": "DOM",
"address_1": "8915 W CONNELL AVE",
"city": "MILWAUKEE",
"state": "WI",
"postal_code": "532263067",
"telephone_number": "414-266-2786"
}
],
"practiceLocations": [],
"basic": {
"last_name": "MOCEK",
"first_name": "CASSANDRA",
"name_prefix": "Dr.",
"credential": "MD, MA",
"sole_proprietor": "YES",
"sex": "F",
"enumeration_date": "2023-05-08",
"last_updated": "2026-07-14",
"certification_date": "2026-07-14",
"status": "A"
},
"taxonomies": [
{
"code": "208000000X",
"taxonomy_group": "",
"desc": "Pediatrics",
"state": "WI",
"license": "8716120",
"primary": true
}
],
"identifiers": [],
"endpoints": [],
"other_names": []
}Other providers in Milwaukee, WI
Sources for this page
- NPPES NPI Registry (CMS): identity, addresses, specialties, licenses, identifiers and endpoints. Last updated by the provider on Jul 14, 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.
- National Provider Directory (CMS): practice roles, locations, licenses, networks and endpoints.