Active NPI
Asher Weisberg, MD
- Thoracic Surgery (Cardiothoracic Vascular Surgery) Physician
- Los Angeles, CA
On this page
Key facts
NPPES NPI Registry- Primary specialty
- Thoracic Surgery (Cardiothoracic Vascular Surgery) Physician
- License
- 85480
- Practice address
- 127 S San Vicente Blvd Ste A3100
Los Angeles, CA 90048-3311 - Phone
- (310) 423-3851
- Fax
- (310) 423-0127
- NPI assigned
- Apr 3, 2014
- 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 3
| Specialty (taxonomy) | Code | License | State | Primary |
|---|---|---|---|---|
| Thoracic Surgery (Cardiothoracic Vascular Surgery) Physician | 208G00000X | A195661 | CA | |
| Thoracic Surgery (Cardiothoracic Vascular Surgery) Physician | 208G00000X | 35.147448 | OH | |
| Thoracic Surgery (Cardiothoracic Vascular Surgery) Physician | 208G00000X | 85480 | WI | Primary |
Addresses
Primary practice location
127 S San Vicente Blvd Ste A3100
Los Angeles, CA 90048-3311
Mailing address
PO Box 735044
Chicago, IL 60673-5044
Phone (800) 326-2250
Other practice location 1
9500 Euclid Ave
Cleveland, OH 44195-0001
Phone (216) 444-2200
Other practice location 2
8700 Beverly Blvd
West Hollywood, CA 90048-1804
Phone (310) 423-3851
Other practice location 3
2901 W KK River Pkwy Ste 507
Milwaukee, WI 53215-3660
Phone (414) 649-3780
Other identifiers 1
| Identifier | Type | State | Issuer |
|---|---|---|---|
| 100328418 | Medicaid | WI |
Electronic endpoints 2
| Type | Endpoint | Use | Affiliation |
|---|---|---|---|
| FHIR URL | https://EpicFHIR.aurora.org/FHIR/MYAURORA/api/FHIR/DSTU2/ | ||
| Direct Messaging Address | aweisberg431769@direct.myadvocateaurora.org | Direct |
Medicare participation
Medicare enrollment files- Medicare fee-for-service enrollment
- Enrolled in CA, WI
- Eligible to order & refer
- Part B services: Yes
- Medical equipment: Yes
- Home health: Yes
- Power mobility devices: Yes
- Hospice: Yes
Enrollment records 2
Care Compare profile
Medicare Care Compare- Specialty
- Thoracic Surgery
- Education
- Other, 2014
- Medicare assignment
- Accepts the Medicare-approved amount as payment in full
- Group practices
Practice addresses (Care Compare)
2901 W Kinnickinnic River Pkwy
Milwaukee, WI 53215-3677
Phone (414) 649-3990
Hospital & facility affiliations
Procedures performed for Medicare patients
| Procedure | Number of procedures |
|---|---|
| Coronary artery bypass graft (CABG) | 15 |
National Provider Directory
National Provider Directory- Medicare enrollment (NPD)
- Enrolled
- Credentials
- Doctor of Medicine
State licenses
| License | State | Type | Specialty |
|---|---|---|---|
| A195661 | CA | MD | Thoracic Surgery (Cardiothoracic Vascular Surgery) Physician |
| 85480 | WI | MD | Thoracic Surgery (Cardiothoracic Vascular Surgery) Physician |
Practice roles
| Organization | Specialty | Status | New patients |
|---|---|---|---|
| Aurora Medical Group, Inc. | Current | Accepting new patients | |
| Cedars-Sinai Medical Center | Current | Accepting new patients | |
| Aurora Medical Group, Inc. | Current | Accepting new patients | |
| Cedars-Sinai Medical Center | Current | Accepting new patients | |
| Aurora Medical Group, Inc. | Past | Accepting new patients |
Locations
4140 W 190th St
Torrance, CA 90504
Phone (310) 967-1780
8700 Beverly Blvd
West Hollywood, CA 90048
Phone (310) 385-3291
127 S San Vicente Blvd
Ste A3100
West Hollywood, CA 90048
Phone (310) 423-3851
2901 W Kinnickinnic River Pkwy
Milwaukee, WI 53215
Phone (414) 385-3084
1020 N 12th St
Milwaukee, WI 53233
Phone (414) 219-3056
2901 W Kinnickinnic River Pkwy
Ste 507
Milwaukee, WI 53215
Phone (414) 649-3480
Interoperability endpoints
- aweisberg110681@direct.phhs.org
Organizations & group practices 5
Organizations this provider is connected to: Medicare benefit reassignments (the organization bills Medicare for this provider’s services), Care Compare group memberships and National Provider Directory roles.
-
- Certified Registered Nurse Anesthetist
- Milwaukee, WI
- NPI 1427271378
-
- General Acute Care Hospital
- Los Angeles, CA
- NPI 1639172372
-
- Durable Medical Equipment & Medical Supplies
- Oshkosh, WI
- NPI 1326858044
-
- Durable Medical Equipment & Medical Supplies
- Manitowoc, WI
- NPI 1801941075
Hospital & facility affiliations 3
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
- Home Health Agency
- West Allis, WI
- NPI 1134255037
NPI Registry JSON
The complete NPPES record for this NPI in the NPI Registry API format.
{
"created_epoch": "1396483200000",
"enumeration_type": "NPI-1",
"last_updated_epoch": "1771286400000",
"number": "1033537204",
"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"
},
{
"country_code": "US",
"country_name": "United States",
"address_purpose": "LOCATION",
"address_type": "DOM",
"address_1": "127 S SAN VICENTE BLVD STE A3100",
"city": "LOS ANGELES",
"state": "CA",
"postal_code": "900483311",
"telephone_number": "310-423-3851",
"fax_number": "310-423-0127"
}
],
"practiceLocations": [
{
"address_1": "9500 Euclid Ave",
"address_purpose": "LOCATION",
"city": "Cleveland",
"state": "OH",
"postal_code": "441950001",
"country_code": "US",
"telephone_number": "216-444-2200",
"country_name": "United States",
"address_type": "DOM"
},
{
"address_1": "8700 Beverly Blvd",
"address_purpose": "LOCATION",
"city": "West Hollywood",
"state": "CA",
"postal_code": "900481804",
"country_code": "US",
"telephone_number": "310-423-3851",
"fax_number": "310-423-0127",
"country_name": "United States",
"address_type": "DOM"
},
{
"address_1": "2901 W KK RIVER PKWY STE 507",
"address_purpose": "LOCATION",
"city": "MILWAUKEE",
"state": "WI",
"postal_code": "532153660",
"country_code": "US",
"telephone_number": "414-649-3780",
"country_name": "United States",
"address_type": "DOM"
}
],
"basic": {
"last_name": "WEISBERG",
"first_name": "ASHER",
"credential": "MD",
"sole_proprietor": "NO",
"sex": "M",
"enumeration_date": "2014-04-03",
"last_updated": "2026-02-17",
"certification_date": "2026-02-17",
"status": "A"
},
"taxonomies": [
{
"code": "208G00000X",
"taxonomy_group": "",
"desc": "Thoracic Surgery (Cardiothoracic Vascular Surgery)",
"state": "CA",
"license": "A195661",
"primary": false
},
{
"code": "208G00000X",
"taxonomy_group": "",
"desc": "Thoracic Surgery (Cardiothoracic Vascular Surgery)",
"state": "OH",
"license": "35.147448",
"primary": false
},
{
"code": "208G00000X",
"taxonomy_group": "",
"desc": "Thoracic Surgery (Cardiothoracic Vascular Surgery)",
"state": "WI",
"license": "85480",
"primary": true
}
],
"identifiers": [
{
"code": "05",
"desc": "MEDICAID",
"issuer": null,
"identifier": "100328418",
"state": "WI"
}
],
"endpoints": [
{
"endpointType": "FHIR",
"endpointTypeDescription": "FHIR URL",
"endpoint": "https://EpicFHIR.aurora.org/FHIR/MYAURORA/api/FHIR/DSTU2/",
"affiliation": "N",
"address_1": "2901 W KK RIVER PKWY STE 507",
"city": "MILWAUKEE",
"state": "WI",
"country_code": "US",
"postal_code": "532153660",
"country_name": "United States",
"address_type": "DOM"
},
{
"endpointType": "DIRECT",
"endpointTypeDescription": "Direct Messaging Address",
"endpoint": "aweisberg431769@direct.myadvocateaurora.org",
"affiliation": "N",
"use": "DIRECT",
"useDescription": "Direct",
"address_1": "2901 W KK RIVER PKWY STE 507",
"city": "MILWAUKEE",
"state": "WI",
"country_code": "US",
"postal_code": "532153660",
"country_name": "United States",
"address_type": "DOM"
}
],
"other_names": []
}
Other providers in Los Angeles, CA
Sources for this page
- NPPES NPI Registry (CMS): identity, addresses, specialties, licenses, identifiers and endpoints. Last updated by the provider on Feb 17, 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.
- 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.