Active NPI
Jay Allan Brenner, M.D.
- Neonatal-Perinatal Medicine Physician
- St. Louis, MO
National Provider Identifier
1609832617
On this page
Key facts
NPPES NPI Registry- Primary specialty
- Neonatal-Perinatal Medicine Physician
- License
- R8E41
- Practice address
- St. John'S Mercy Medical Center
615 South New Ballas
St. Louis, MO 63141 - Phone
- (314) 251-6450
- NPI assigned
- Apr 26, 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 |
|---|---|---|---|---|
| Neonatal-Perinatal Medicine Physician | 2080N0001X | R8E41 | MO | Primary |
Addresses
Primary practice location
St. John'S Mercy Medical Center
615 South New Ballas
St. Louis, MO 63141
Mailing address
Pediatrix Medical Group
621 South New Ballas Rd Suite 2016 B
St. Louis, MO 63141
Phone (314) 251-5860
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: Yes
Enrollment records 1
| Enrollment ID | State | Provider type | PAC ID | Details |
|---|---|---|---|---|
| I20160929001243 | MO | Order and Referring Only - Pediatric Medicine | 9931496254 |
National Provider Directory
National Provider Directory- Medicare enrollment (NPD)
- Enrolled
- Credentials
- Doctor of Medicine
State licenses
| License | State | Type | Specialty |
|---|---|---|---|
| R8E41 | MO | MD | Neonatal-Perinatal Medicine Physician |
NPI Registry JSON
The complete NPPES record for this NPI in the NPI Registry API format.
{
"created_epoch": "1146009600000",
"enumeration_type": "NPI-1",
"last_updated_epoch": "1783900800000",
"number": "1609832617",
"addresses": [
{
"country_code": "US",
"country_name": "United States",
"address_purpose": "MAILING",
"address_type": "DOM",
"address_1": "PEDIATRIX MEDICAL GROUP",
"address_2": "621 SOUTH NEW BALLAS RD SUITE 2016 B",
"city": "ST. LOUIS",
"state": "MO",
"postal_code": "63141",
"telephone_number": "314-251-5860"
},
{
"country_code": "US",
"country_name": "United States",
"address_purpose": "LOCATION",
"address_type": "DOM",
"address_1": "ST. JOHN'S MERCY MEDICAL CENTER",
"address_2": "615 SOUTH NEW BALLAS",
"city": "ST. LOUIS",
"state": "MO",
"postal_code": "63141",
"telephone_number": "314-251-6450"
}
],
"practiceLocations": [],
"basic": {
"last_name": "BRENNER",
"first_name": "JAY",
"middle_name": "ALLAN",
"credential": "M.D.",
"sole_proprietor": "NO",
"sex": "M",
"enumeration_date": "2006-04-26",
"last_updated": "2026-07-13",
"status": "A"
},
"taxonomies": [
{
"code": "2080N0001X",
"taxonomy_group": "",
"desc": "Pediatrics, Neonatal-Perinatal Medicine",
"state": "MO",
"license": "R8E41",
"primary": true
}
],
"identifiers": [],
"endpoints": [],
"other_names": []
}Other providers in St. Louis, MO
Sources for this page
- NPPES NPI Registry (CMS): identity, addresses, specialties, licenses, identifiers and endpoints. Last updated by the provider on Jul 13, 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.