Active NPI
Abraham Joseph Liebeskind, MD
- Neonatal-Perinatal Medicine Physician
- Oshkosh, WI
On this page
Key facts
NPPES NPI Registry- Primary specialty
- Neonatal-Perinatal Medicine Physician
- License
- 44469
- Practice address
- 855 N Westhaven Dr
Oshkosh, WI 54904-7668 - Phone
- (920) 303-8700
- Fax
- (920) 456-7601
- NPI assigned
- Mar 14, 2007
- 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 |
|---|---|---|---|---|
| Neonatal-Perinatal Medicine Physician | 2080N0001X | 44469 | WI | Primary |
Addresses
Primary practice location
855 N Westhaven Dr
Oshkosh, WI 54904-7668
Mailing address
PO Box 735044
Chicago, IL 60673-5044
Phone (800) 326-2250
Other practice location 1
130 2nd St
Neonatology
Neenah, WI 54956-2883
Phone (920) 969-7990
Other identifiers 1
| Identifier | Type | State | Issuer |
|---|---|---|---|
| 34262900 | Medicaid | WI |
Electronic endpoints 3
| Type | Endpoint | Use | Affiliation |
|---|---|---|---|
| CONNECT URL | https://esmd.abilitynetwork.com:8291/Gateway/DocumentSubmission/2_0/NhinService/XDRRequest_Service | Other | Ability Network |
| Direct Messaging Address | aliebeskind442129@direct.myadvocateaurora.org | Direct | |
| FHIR URL | https://EpicFHIR.aurora.org/FHIR/MYAURORA/api/FHIR/DSTU2/ |
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
National Provider Directory
National Provider Directory- Medicare enrollment (NPD)
- Enrolled
- Credentials
- Doctor of Medicine
State licenses
| License | State | Type | Specialty |
|---|---|---|---|
| 44469 | WI | MD | Neonatal-Perinatal Medicine Physician |
Practice roles
| Organization | Specialty | Status | New patients |
|---|---|---|---|
| Aurora Medical Group, Inc. | Current | Accepting new patients | |
| The Medical College of Wisconsin, Inc. | Current | Accepting new patients | |
| Aurora Medical Group, Inc. | Current | Accepting new patients | |
| Neonatal Consultants, S.C. | Neonatal-Perinatal Medicine | Past | Accepting new patients |
Locations
835 S Van Buren St
Green Bay, WI 54301
Phone (888) 901-7246
10911 N Port Washington Rd
Mequon, WI 53092
Phone (262) 241-2080
Bin 88350
Milwaukee, WI 53288
Phone (414) 805-3122
1020 N 12th St
Milwaukee, WI 53233
Phone (414) 219-3056
130 2nd St
Neenah, WI 54956
Phone (920) 729-2063
855 N Westhaven Dr
Oshkosh, WI 54904
Phone (920) 451-5643
1601 N Taylor Dr
Sheboygan, WI 53081
Phone (920) 459-4767
8701 Watertown Plank Rd
Wauwatosa, WI 53226
Phone (414) 456-4100
Organizations & group practices 4
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.
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- NPI 1427271378
-
- Internal Medicine Physician
- Milwaukee, WI
- NPI 1699720086
-
- Durable Medical Equipment & Medical Supplies
- Oshkosh, WI
- NPI 1326858044
-
- Neonatal-Perinatal Medicine Physician
- Green Bay, WI
- NPI 1417082629
NPI Registry JSON
The complete NPPES record for this NPI in the NPI Registry API format.
{
"created_epoch": "1173830400000",
"enumeration_type": "NPI-1",
"last_updated_epoch": "1769558400000",
"number": "1093849127",
"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": "855 N WESTHAVEN DR",
"city": "OSHKOSH",
"state": "WI",
"postal_code": "549047668",
"telephone_number": "920-303-8700",
"fax_number": "920-456-7601"
}
],
"practiceLocations": [
{
"address_1": "130 2nd St",
"address_2": "Neonatology",
"address_purpose": "LOCATION",
"city": "Neenah",
"state": "WI",
"postal_code": "549562883",
"country_code": "US",
"telephone_number": "920-969-7990",
"fax_number": "920-722-4224",
"country_name": "United States",
"address_type": "DOM"
}
],
"basic": {
"last_name": "LIEBESKIND",
"first_name": "ABRAHAM",
"middle_name": "JOSEPH",
"name_prefix": "Dr.",
"credential": "MD",
"sole_proprietor": "NO",
"sex": "M",
"enumeration_date": "2007-03-14",
"last_updated": "2026-01-28",
"certification_date": "2026-01-28",
"status": "A"
},
"taxonomies": [
{
"code": "2080N0001X",
"taxonomy_group": "",
"desc": "Pediatrics, Neonatal-Perinatal Medicine",
"state": "WI",
"license": "44469",
"primary": true
}
],
"identifiers": [
{
"code": "05",
"desc": "MEDICAID",
"issuer": null,
"identifier": "34262900",
"state": "WI"
}
],
"endpoints": [
{
"endpointType": "CONNECT",
"endpointTypeDescription": "CONNECT URL",
"endpoint": "https://esmd.abilitynetwork.com:8291/Gateway/DocumentSubmission/2_0/NhinService/XDRRequest_Service",
"affiliation": "Y",
"endpointDescription": "2.16.840.1.113883.3.667.2",
"affiliationName": "Ability Network",
"use": "OTHER",
"useDescription": "Other",
"useOtherDescription": "CMS esMD eMDR",
"contentType": "CSV",
"contentTypeDescription": "CSV",
"address_1": "64 S Price Rd",
"city": "Brownsville",
"state": "TX",
"country_code": "US",
"postal_code": "785212459",
"country_name": "United States",
"address_type": "DOM"
},
{
"endpointType": "DIRECT",
"endpointTypeDescription": "Direct Messaging Address",
"endpoint": "aliebeskind442129@direct.myadvocateaurora.org",
"affiliation": "N",
"use": "DIRECT",
"useDescription": "Direct",
"address_1": "855 N Westhaven Dr",
"city": "Oshkosh",
"state": "WI",
"country_code": "US",
"postal_code": "549047668",
"country_name": "United States",
"address_type": "DOM"
},
{
"endpointType": "FHIR",
"endpointTypeDescription": "FHIR URL",
"endpoint": "https://EpicFHIR.aurora.org/FHIR/MYAURORA/api/FHIR/DSTU2/",
"affiliation": "N",
"address_1": "855 N Westhaven Dr",
"city": "Oshkosh",
"state": "WI",
"country_code": "US",
"postal_code": "549047668",
"country_name": "United States",
"address_type": "DOM"
}
],
"other_names": []
}
Other providers in Oshkosh, WI
Sources for this page
- NPPES NPI Registry (CMS): identity, addresses, specialties, licenses, identifiers and endpoints. Last updated by the provider on Jan 28, 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.