Active NPI
Alyssa Ann Fairchild, CPNP-PC
- Pediatric Nurse Practitioner
- O Fallon, MO
On this page
Key facts
NPPES NPI Registry- Primary specialty
- Pediatric Nurse Practitioner
- License
- 2016020031
- Practice address
- 300 Winding Woods Dr Ste 120
O Fallon, MO 63366-4772 - Phone
- (636) 978-7902
- NPI assigned
- Feb 11, 2020
- 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 2
| Specialty (taxonomy) | Code | License | State | Primary |
|---|---|---|---|---|
| Pediatrics Physician | 208000000X | 2020004281 | MO | |
| Pediatric Nurse Practitioner | 363LP0200X | 2016020031 | MO | Primary |
Addresses
Primary practice location
300 Winding Woods Dr Ste 120
O Fallon, MO 63366-4772
Mailing address
PO Box 776084
Chicago, IL 60677-6084
Phone (369) 787-9026
Other names 1
- Alyssa Ann Faust
Medicare participation
Medicare enrollment files- Medicare fee-for-service enrollment
- Enrolled in MO
- Eligible to order & refer
- Part B services: Yes
- Medical equipment: Yes
- Home health: Yes
- Power mobility devices: Yes
- Hospice: No
Enrollment records 1
National Provider Directory
National Provider Directory- Medicare enrollment (NPD)
- Enrolled
- Credentials
- Nurse Practitioner
State licenses
| License | State | Type | Specialty |
|---|---|---|---|
| 2020004281 | MO | MD | Pediatrics Physician |
| 2016020031 | MO | MD | Pediatric Nurse Practitioner |
Practice roles
| Organization | Specialty | Status | New patients |
|---|---|---|---|
| Mercy Clinic East Communities | Pediatrics | Current | Accepting new patients |
| SSM Cardinal Glennon Childrens Hospital | Pediatrics | Current | Accepting new patients |
| SSM Cardinal Glennon Children'S Hospital | Pediatrics | Current | Accepting new patients |
| Mercy Hospitals East Communities | Past | Accepting new patients | |
| Tiger Pediatrics LLC | Pediatrics | Past | Accepting new patients |
| Mercy Hospitals East Communities | Past | Accepting new patients |
Locations
7344 Solutions Ctr
Chicago, IL 60677
Phone (314) 989-6189
16216 Baxter Rd
Ste 310
Chesterfield, MO 63017
Phone (636) 519-8899
1203 Smizer Mill Rd
Ste 108
Fenton, MO 63026
Phone (636) 717-1340
714 Gravois Rd
Ste 115
Fenton, MO 63026
Phone (636) 717-6775
637 Dunn Rd
Ste 102B
Hazelwood, MO 63042
Phone (314) 251-2095
2223 Technology Dr
Ste 10
O Fallon, MO 63368
Phone (636) 240-9896
300 Winding Woods Dr
Ste 120
O Fallon, MO 63366
Phone (636) 614-3280
1145 Corporate Lake Dr
Saint Louis, MO 63132
Phone (314) 989-6189
621 S New Ballas Rd
Ste 1001B
Saint Louis, MO 63141
Phone (314) 251-5660
7345 Watson Rd
Ste 103
Saint Louis, MO 63119
Phone (314) 633-8670
621 S New Ballas Rd
Ste 2003B
Saint Louis, MO 63141
Phone (314) 251-5811
621 S New Ballas Rd
Ste 4017B
Saint Louis, MO 63141
Phone (314) 872-9192
8860 Ladue Rd
Ste 100
Saint Louis, MO 63124
Phone (314) 802-3915
1465 S Grand Blvd
Saint Louis, MO 63104
Phone (314) 268-4070
13000 Butler Crest Dr
Saint Louis, MO 63128
Phone (314) 842-3535
4525 Mid Rivers Mall Dr
Ste 20
Saint Peters, MO 63376
Phone (636) 229-3393
1502 W Meyer Rd
Wentzville, MO 63385
Phone (636) 698-6200
16555 Manchester Rd
Ste 201
Wildwood, MO 63040
Phone (636) 458-0040
Organizations & group practices 6
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.
-
- Pediatrics Physician
- Warrenton, MO
- NPI 1962573212
-
- General Acute Care Hospital
- Saint Louis, MO
- NPI 1427098169
-
- Land Ambulance
- Saint Louis, MO
- NPI 1881329902
-
- Pediatrics Physician
- Columbia, MO
- NPI 1871872770
NPI Registry JSON
The complete NPPES record for this NPI in the NPI Registry API format.
{
"created_epoch": "1581379200000",
"enumeration_type": "NPI-1",
"last_updated_epoch": "1753920000000",
"number": "1720610355",
"addresses": [
{
"country_code": "US",
"country_name": "United States",
"address_purpose": "MAILING",
"address_type": "DOM",
"address_1": "PO BOX 776084",
"city": "CHICAGO",
"state": "IL",
"postal_code": "606776084",
"telephone_number": "369-787-9026"
},
{
"country_code": "US",
"country_name": "United States",
"address_purpose": "LOCATION",
"address_type": "DOM",
"address_1": "300 WINDING WOODS DR STE 120",
"city": "O FALLON",
"state": "MO",
"postal_code": "633664772",
"telephone_number": "636-978-7902"
}
],
"practiceLocations": [],
"basic": {
"last_name": "FAIRCHILD",
"first_name": "ALYSSA",
"middle_name": "ANN",
"credential": "CPNP-PC",
"sole_proprietor": "NO",
"sex": "F",
"enumeration_date": "2020-02-11",
"last_updated": "2025-07-31",
"certification_date": "2025-07-31",
"status": "A"
},
"taxonomies": [
{
"code": "208000000X",
"taxonomy_group": "",
"desc": "Pediatrics",
"state": "MO",
"license": "2020004281",
"primary": false
},
{
"code": "363LP0200X",
"taxonomy_group": "",
"desc": "Nurse Practitioner, Pediatrics",
"state": "MO",
"license": "2016020031",
"primary": true
}
],
"identifiers": [],
"endpoints": [],
"other_names": [
{
"first_name": "ALYSSA",
"last_name": "FAUST",
"middle_name": "ANN",
"credential": "CPNP-PC",
"code": "1",
"type": "Former Name"
}
]
}
Other providers in O Fallon, MO
- Katherine Wren Evans, M.A., CCC-SLP
- Terese W Evans, LPC
- Ever Lasting Life Home Health Care LLC
- Everwell Care Solutions Home Health LLC
- Michael Evetts
- Family Home Health Services of Missouri, LLC
- Family Life Counseling and Psychological Services, LLC
- Family Therapy Solutions
- Robyn Michelle Fanderclai, M.D.
- Kathryn Marie Farner
Sources for this page
- NPPES NPI Registry (CMS): identity, addresses, specialties, licenses, identifiers and endpoints. Last updated by the provider on Jul 31, 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.