Active NPI
Rodolfo Maceren, MD
- Anesthesiology Physician
- Crystal City, MO
National Provider Identifier
1447201868
On this page
Key facts
NPPES NPI Registry- Primary specialty
- Anesthesiology Physician
- License
- R6445
- Practice address
- Hwy 61S at Hwy 67
Crystal City, MO 63019 - Phone
- (636) 933-1000
- NPI assigned
- May 12, 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 |
|---|---|---|---|---|
| Anesthesiology Physician | 207L00000X | R6445 | MO | Primary |
Addresses
Primary practice location
Hwy 61S at Hwy 67
Crystal City, MO 63019
Mailing address
2 Howe Xing
Festus, MO 63028-4044
Phone (636) 933-1000
Other identifiers 1
| Identifier | Type | State | Issuer |
|---|---|---|---|
| 24219 | Other | MO | CDS |
Medicare participation
Medicare enrollment files- Medicare fee-for-service enrollment
- Not listed in the public Medicare enrollment file
National Provider Directory
National Provider Directory- Medicare enrollment (NPD)
- Enrolled
- Credentials
- Doctor of Medicine
Practice roles
| Organization | Specialty | Status | New patients |
|---|---|---|---|
| Maceren Anesthesiology Associate Inc. | Anesthesiology | Past | Accepting new patients |
| Jefferson Memorial Surgical Partners LLC | Past | Accepting new patients | |
| Anesthesia Associates of Jefferson County | Anesthesiology | Past | Accepting new patients |
| Acuity Anesthesiology LLC | Anesthesiology | Past | Accepting new patients |
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.
-
- Anesthesiology Physician
- Festus, MO
- NPI 1396831715
-
- Anesthesiology Physician
- Festus, MO
- NPI 1134353030
-
- Anesthesiology Physician
- Cryatal City, MO
- NPI 1073545265
-
- Ambulatory Surgical Clinic/Center
- Festus, MO
- NPI 1548224207
NPI Registry JSON
The complete NPPES record for this NPI in the NPI Registry API format.
{
"created_epoch": "1147392000000",
"enumeration_type": "NPI-1",
"last_updated_epoch": "1783900800000",
"number": "1447201868",
"addresses": [
{
"country_code": "US",
"country_name": "United States",
"address_purpose": "MAILING",
"address_type": "DOM",
"address_1": "2 HOWE XING",
"city": "FESTUS",
"state": "MO",
"postal_code": "630284044",
"telephone_number": "636-933-1000"
},
{
"country_code": "US",
"country_name": "United States",
"address_purpose": "LOCATION",
"address_type": "DOM",
"address_1": "HWY 61S AT HWY 67",
"city": "CRYSTAL CITY",
"state": "MO",
"postal_code": "63019",
"telephone_number": "636-933-1000"
}
],
"practiceLocations": [],
"basic": {
"last_name": "MACEREN",
"first_name": "RODOLFO",
"credential": "MD",
"sole_proprietor": "NO",
"sex": "M",
"enumeration_date": "2006-05-12",
"last_updated": "2026-07-13",
"status": "A"
},
"taxonomies": [
{
"code": "207L00000X",
"taxonomy_group": "",
"desc": "Anesthesiology",
"state": "MO",
"license": "R6445",
"primary": true
}
],
"identifiers": [
{
"code": "01",
"desc": "Other (non-Medicare)",
"issuer": "CDS",
"identifier": "24219",
"state": "MO"
}
],
"endpoints": [],
"other_names": []
}
Other providers in Crystal City, 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.
- National Provider Directory (CMS): practice roles, locations, licenses, networks and endpoints.