Individual provider Active NPI

Rodolfo Maceren, MD

  • Anesthesiology Physician
  • Crystal City, MO
National Provider Identifier
1447201868
Registry record updated Jul 13, 2026
On this page

Key facts

NPPES NPI Registry
Primary specialty
Anesthesiology PhysicianTaxonomy code 207L00000X
License
R6445 Issued in MO
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

Updated by the provider on Jul 13, 2026

Registry information is reported by the provider to CMS and is not verified. About this source

Specialties & licenses 1

Specialty (taxonomy)CodeLicenseStatePrimary
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

IdentifierTypeStateIssuer
24219OtherMOCDS

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

OrganizationSpecialtyStatusNew patients
Maceren Anesthesiology Associate Inc. Anesthesiology PastSince Nov 1, 2006 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.

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.

Verify at the official NPI Registry.