Active NPI
Douglas W Lillie, MD
- Internal Medicine Physician
- West Allis, WI
National Provider Identifier
1811004369
On this page
Key facts
NPPES NPI Registry- Primary specialty
- Internal Medicine Physician
- License
- 30235
- Practice address
- 2424 S 90TH St
#310
West Allis, WI 53227-2455 - Phone
- (414) 328-8700
- Fax
- (414) 328-8864
- NPI assigned
- Aug 23, 2006
- 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 |
|---|---|---|---|---|
| Internal Medicine Physician | 207R00000X | 30235 | WI | Primary |
Addresses
Primary practice location
2424 S 90TH St
#310
West Allis, WI 53227-2455
Mailing address
PO Box 735044
Chicago, IL 60673-5044
Phone (800) 326-2250
Other identifiers 1
| Identifier | Type | State | Issuer |
|---|---|---|---|
| 31481200 | Medicaid | WI |
Electronic endpoints 2
| Type | Endpoint | Use | Affiliation |
|---|---|---|---|
| FHIR URL | https://EpicFHIR.aurora.org/FHIR/MYAURORA/api/FHIR/DSTU2/ | ||
| Direct Messaging Address | dlillie39710@direct.myadvocateaurora.org | Direct |
Medicare participation
Medicare enrollment files- Medicare fee-for-service enrollment
- Enrolled in WI
- 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 |
|---|---|---|---|---|
| I20100122000654 | WI | Practitioner - Internal Medicine | 0941342323 |
Care Compare profile
Medicare Care Compare- Specialty
- Internal Medicine
- Education
- Other, 1985
- Medicare assignment
- May accept Medicare assignment
Practice addresses (Care Compare)
2424 S 90TH
Suite 310
West Allis, WI 53227-2455
Hospital & facility affiliations
National Provider Directory
National Provider Directory- Medicare enrollment (NPD)
- Enrolled
- Credentials
- Doctor of Medicine
Interoperability endpoints
- dlillie39710@direct.myadvocateaurora.org
Hospital & facility affiliations 6
Hospitals and other facilities this clinician is affiliated with according to Medicare Care Compare.
-
- Mental Health Clinic/Center (Including Community Mental Health Center)
- Cudahy, WI
- NPI 1235355983
Hospital
-
- General Acute Care Hospital
- Milwaukee, WI
- NPI 1861447179
-
dba Aurora at Home
- Community Based Hospice Care Agency
- Wauwatosa, WI
- NPI 1023145331
-
dba Aurora at Home
- Home Health Agency
- West Allis, WI
- NPI 1134255037
-
dba Aurora West Allis Medical Center
- Clinic/Center
- West Allis, WI
- NPI 1235345695
Hospital
-
dba Aurora West Allis Medical Center
- General Acute Care Hospital
- West Allis, WI
- NPI 1407801640
NPI Registry JSON
The complete NPPES record for this NPI in the NPI Registry API format.
{
"created_epoch": "1156291200000",
"enumeration_type": "NPI-1",
"last_updated_epoch": "1749081600000",
"number": "1811004369",
"addresses": [
{
"country_code": "US",
"country_name": "United States",
"address_purpose": "MAILING",
"address_type": "DOM",
"address_1": "PO BOX 735044",
"city": "CHICAGO",
"state": "IL",
"postal_code": "606735044",
"telephone_number": "800-326-2250",
"fax_number": "414-671-8860"
},
{
"country_code": "US",
"country_name": "United States",
"address_purpose": "LOCATION",
"address_type": "DOM",
"address_1": "2424 S 90TH ST",
"address_2": "#310",
"city": "WEST ALLIS",
"state": "WI",
"postal_code": "532272455",
"telephone_number": "414-328-8700",
"fax_number": "414-328-8864"
}
],
"practiceLocations": [],
"basic": {
"last_name": "LILLIE",
"first_name": "DOUGLAS",
"middle_name": "W",
"name_prefix": "Dr.",
"credential": "MD",
"sole_proprietor": "NO",
"sex": "M",
"enumeration_date": "2006-08-23",
"last_updated": "2025-06-05",
"certification_date": "2025-06-05",
"status": "A"
},
"taxonomies": [
{
"code": "207R00000X",
"taxonomy_group": "",
"desc": "Internal Medicine",
"state": "WI",
"license": "30235",
"primary": true
}
],
"identifiers": [
{
"code": "05",
"desc": "MEDICAID",
"issuer": null,
"identifier": "31481200",
"state": "WI"
}
],
"endpoints": [
{
"endpointType": "FHIR",
"endpointTypeDescription": "FHIR URL",
"endpoint": "https://EpicFHIR.aurora.org/FHIR/MYAURORA/api/FHIR/DSTU2/",
"affiliation": "N",
"address_1": "2424 S 90th St",
"address_2": "#310",
"city": "West Allis",
"state": "WI",
"country_code": "US",
"postal_code": "532272455",
"country_name": "United States",
"address_type": "DOM"
},
{
"endpointType": "DIRECT",
"endpointTypeDescription": "Direct Messaging Address",
"endpoint": "dlillie39710@direct.myadvocateaurora.org",
"affiliation": "N",
"use": "DIRECT",
"useDescription": "Direct",
"address_1": "2424 S 90th St",
"address_2": "#310",
"city": "West Allis",
"state": "WI",
"country_code": "US",
"postal_code": "532272455",
"country_name": "United States",
"address_type": "DOM"
}
],
"other_names": []
}Other providers in West Allis, WI
Sources for this page
- NPPES NPI Registry (CMS): identity, addresses, specialties, licenses, identifiers and endpoints. Last updated by the provider on Jun 5, 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.