Active NPI
Alexis Ann McAllister, PNP
- Pediatric Nurse Practitioner
- Breese, IL
On this page
Key facts
NPPES NPI Registry- Primary specialty
- Pediatric Nurse Practitioner
- License
- 209012323
- Practice address
- 9401 Holy Cross LN Ste 112
Breese, IL 62230-3510 - Phone
- (618) 526-7271
- Fax
- (618) 526-7313
- NPI assigned
- Oct 30, 2014
- Last updated
- May 16, 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 |
|---|---|---|---|---|
| Nurse Practitioner | 363L00000X | 209012323 | IL | |
| Pediatric Nurse Practitioner | 363LP0200X | 2018043672 | MO | |
| Pediatric Nurse Practitioner | 363LP0200X | 209012323 | IL | Primary |
Addresses
Primary practice location
9401 Holy Cross LN Ste 112
Breese, IL 62230-3510
Mailing address
9401 Holy Cross LN Ste 112
Breese, IL 62230-3510
Phone (618) 526-7271
Other practice location 1
1 Childrens Pl
Div Ped Endocrinology and Diabetes
Saint Louis, MO 63110-1002
Phone (314) 454-6051
Other identifiers 1
| Identifier | Type | State | Issuer |
|---|---|---|---|
| 420064410 | Medicaid | MO |
Electronic endpoints 2
| Type | Endpoint | Use | Affiliation |
|---|---|---|---|
| FHIR URL | https://epicproxy.et0965.epichosted.com/FHIRProxy/api/FHIR/DSTU2/ | Washington University | |
| Direct Messaging Address | amcallister163632@ewd.direct.hshs.org | Direct |
Medicare participation
Medicare enrollment files- Medicare fee-for-service enrollment
- Enrolled in MO, IL
- Eligible to order & refer
- Part B services: No
- Medical equipment: Yes
- Home health: No
- Power mobility devices: Yes
- Hospice: No
Enrollment records 2
National Provider Directory
National Provider Directory- Medicare enrollment (NPD)
- Enrolled
- Credentials
- Nurse Practitioner
State licenses
| License | State | Type | Specialty |
|---|---|---|---|
| 209012323 | IL | MD | Nurse Practitioner |
| 2018043672 | MO | MD | Pediatric Nurse Practitioner |
Practice roles
| Organization | Specialty | Status | New patients |
|---|---|---|---|
| St Josephs Hospital Breese of the Hospital Sisters of the Third Orde | Current | Accepting new patients | |
| HSHS Prairie, Inc | Current | Accepting new patients | |
| Washington University | Current | Accepting new patients | |
| Washington University Physicians in Illinois, Inc | Current | Accepting new patients | |
| St Josephs Hospital Breese of the Hospital Sisters of the Third Orde | Current | Accepting new patients | |
| Washington University Physicians in Illinois, Inc | Current | Accepting new patients | |
| Washington University Physicians in Illinois, Inc. | Current | Accepting new patients | |
| HSHS Medical Group Inc | Current | Accepting new patients | |
| Washington University | Current | Accepting new patients | |
| HSHS Prairie, Inc | Current | Accepting new patients | |
| HSHS Medical Group Inc | Past | Accepting new patients |
Locations
4500 Memorial Dr
Belleville, IL 62226
Phone (618) 233-7750
9401 Holy Cross Ln
Breese, IL 62230
Phone (618) 526-5948
9401 Holy Cross Ln
#112
Breese, IL 62230
Phone (618) 526-7271
9401 Holy Cross Ln
Ste 112
Breese, IL 62230
Phone (618) 206-2082
14509 State Route 127
Carlyle, IL 62231
Phone (618) 594-3613
1900 E Lake Shore Dr
Ste 330
Decatur, IL 62521
Phone (217) 423-2889
1512 N Green Mount Rd
O Fallon, IL 62269
Phone (618) 624-0100
9515 Holy Cross Ln
Saint Rose, IL 62230
Phone (618) 526-4511
3051 Hollis Dr
Fl 2
Springfield, IL 62704
Phone (217) 321-9321
1 Childrens Pl
Saint Louis, MO 63110
Phone (314) 454-2076
1 Childrens Pl
#1230
Saint Louis, MO 63110
1 Childrens Pl
#8116
Saint Louis, MO 63110
Phone (314) 454-6018
1 Childrens Pl
Ste C
Saint Louis, MO 63110
Phone (314) 454-2104
4240 Duncan Ave
Ste 301
Saint Louis, MO 63110
Interoperability endpoints
- amcallister163632@ewd.direct.hshs.org
Organizations & group practices 11
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.
-
- Multi-Specialty Clinic/Center
- Springfield, IL
- NPI 1962644807
-
dba St. Joseph's Hospital
- General Acute Care Hospital
- Breese, IL
- NPI 1457319154
-
- Multi-Specialty Clinic/Center
- O'Fallon, IL
- NPI 1477076263
-
- Multi-Specialty Clinic/Center
- Saint Louis, MO
- NPI 1194765685
-
- Internal Medicine Physician
- Springfield, IL
- NPI 1912330317
-
dba HSHS Medical Group Family Medicine - Dieterich
- Rural Health Clinic/Center
- Dieterich, IL
- NPI 1033841192
-
dba Clinton County Rural Health
- Rural Health Clinic/Center
- Breese, IL
- NPI 1013002658
-
- Multi-Specialty Clinic/Center
- Shiloh, IL
- NPI 1700374105
-
- Multi-Specialty Clinic/Center
- Saint Louis, MO
- NPI 1962442475
-
- Multi-Specialty Clinic/Center
- Saint Louis, MO
- NPI 1457203135
-
- Rural Health Clinic/Center
- Rushville, IL
- NPI 1487719480
NPI Registry JSON
The complete NPPES record for this NPI in the NPI Registry API format.
{
"created_epoch": "1414627200000",
"enumeration_type": "NPI-1",
"last_updated_epoch": "1747353600000",
"number": "1164827242",
"addresses": [
{
"country_code": "US",
"country_name": "United States",
"address_purpose": "MAILING",
"address_type": "DOM",
"address_1": "9401 HOLY CROSS LN STE 112",
"city": "BREESE",
"state": "IL",
"postal_code": "622303510",
"telephone_number": "618-526-7271",
"fax_number": "618-526-7313"
},
{
"country_code": "US",
"country_name": "United States",
"address_purpose": "LOCATION",
"address_type": "DOM",
"address_1": "9401 HOLY CROSS LN STE 112",
"city": "BREESE",
"state": "IL",
"postal_code": "622303510",
"telephone_number": "618-526-7271",
"fax_number": "618-526-7313"
}
],
"practiceLocations": [
{
"address_1": "1 Childrens Pl",
"address_2": "Div Ped Endocrinology and Diabetes",
"address_purpose": "LOCATION",
"city": "Saint Louis",
"state": "MO",
"postal_code": "631101002",
"country_code": "US",
"telephone_number": "314-454-6051",
"fax_number": "314-454-6225",
"country_name": "United States",
"address_type": "DOM"
}
],
"basic": {
"last_name": "MCALLISTER",
"first_name": "ALEXIS",
"middle_name": "ANN",
"name_prefix": "Ms.",
"credential": "PNP",
"sole_proprietor": "NO",
"sex": "F",
"enumeration_date": "2014-10-30",
"last_updated": "2025-05-16",
"certification_date": "2025-05-16",
"status": "A"
},
"taxonomies": [
{
"code": "363L00000X",
"taxonomy_group": "",
"desc": "Nurse Practitioner",
"state": "IL",
"license": "209012323",
"primary": false
},
{
"code": "363LP0200X",
"taxonomy_group": "",
"desc": "Nurse Practitioner, Pediatrics",
"state": "MO",
"license": "2018043672",
"primary": false
},
{
"code": "363LP0200X",
"taxonomy_group": "",
"desc": "Nurse Practitioner, Pediatrics",
"state": "IL",
"license": "209012323",
"primary": true
}
],
"identifiers": [
{
"code": "05",
"desc": "MEDICAID",
"issuer": null,
"identifier": "420064410",
"state": "MO"
}
],
"endpoints": [
{
"endpointType": "FHIR",
"endpointTypeDescription": "FHIR URL",
"endpoint": "https://epicproxy.et0965.epichosted.com/FHIRProxy/api/FHIR/DSTU2/",
"affiliation": "Y",
"affiliationName": "Washington University",
"address_1": "1 Childrens Pl",
"address_2": "Div Ped Endocrinology and Diabetes",
"city": "Saint Louis",
"state": "MO",
"country_code": "US",
"postal_code": "631101002",
"country_name": "United States",
"address_type": "DOM"
},
{
"endpointType": "DIRECT",
"endpointTypeDescription": "Direct Messaging Address",
"endpoint": "amcallister163632@ewd.direct.hshs.org",
"affiliation": "N",
"use": "DIRECT",
"useDescription": "Direct",
"contentType": "OTHER",
"contentTypeDescription": "Other",
"contentOtherDescription": "CDA/CCD/TXT",
"address_1": "9401 Holy Cross Ln Ste 112",
"city": "Breese",
"state": "IL",
"country_code": "US",
"postal_code": "622303510",
"country_name": "United States",
"address_type": "DOM"
}
],
"other_names": []
}
Other providers in Breese, IL
Sources for this page
- NPPES NPI Registry (CMS): identity, addresses, specialties, licenses, identifiers and endpoints. Last updated by the provider on May 16, 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.
- National Provider Directory (CMS): practice roles, locations, licenses, networks and endpoints.