NPIMap

Organization Active NPI

Mid-West Anesthesia Partners, LLC

  • Anesthesiology Physician
  • Chesterfield, MO
National Provider Identifier
1851254304
Registry record updated Dec 3, 2025
On this page

Key facts

NPPES NPI Registry
Primary specialty
Anesthesiology PhysicianTaxonomy code 207L00000X
Legal business name
MID-WEST ANESTHESIA PARTNERS, LLC
Practice address
400 S Woods Mill Rd Ste 140
Chesterfield, MO 63017-3427
Phone
(314) 485-1101
Fax
(314) 485-1101
NPI assigned
Dec 3, 2025
Last updated
Dec 3, 2025By the provider in NPPES
Organization subpart
No

NPPES NPI Registry

Updated by the provider on Dec 3, 2025

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

Authorized official

Name
Dr. Gregory Ross, DONPI 1326277559
Title
Vice-President
Phone
(314) 485-1101

Authorized official NPPES reports the official by name only. The link goes to the one practitioner connected to this organization with that name.

Specialties & licenses 1

Specialty (taxonomy)CodeLicenseStatePrimary
Anesthesiology Physician 207L00000X NU Primary

Addresses

Primary practice location

400 S Woods Mill Rd Ste 140
Chesterfield, MO 63017-3427

Mailing address

400 S Woods Mill Rd Ste 140
Chesterfield, MO 63017-3427
Phone (314) 485-1101

Medicare participation

Medicare enrollment files
Medicare fee-for-service enrollment
Enrolled in MO

Enrollment records 1

Enrollment IDStateProvider typePAC IDDetails
O20260224001829 MO Part B Supplier - Clinic/Group Practice 1557842911 Receives reassigned benefits from 75 practitioners
Practice locations: Chesterfield, MO; Town and Country, MO; Creve Coeur, MO

National Provider Directory

National Provider Directory

Locations

1130 Town and Country Commons Dr
Twn and Cntry, MO 63017
Phone (636) 256-0320

Practitioners & affiliated clinicians

Practitioners 174

Individual providers connected to this organization through Medicare benefit reassignment, Care Compare group membership or National Provider Directory roles, and the practitioner matching its NPPES authorized official.

View all 174

NPI Registry JSON

The complete NPPES record for this NPI in the NPI Registry API format.

{
    "created_epoch": "1764720000000",
    "enumeration_type": "NPI-2",
    "last_updated_epoch": "1764720000000",
    "number": "1851254304",
    "addresses": [
        {
            "country_code": "US",
            "country_name": "United States",
            "address_purpose": "MAILING",
            "address_type": "DOM",
            "address_1": "400 S WOODS MILL RD STE 140",
            "city": "CHESTERFIELD",
            "state": "MO",
            "postal_code": "630173427",
            "telephone_number": "314-485-1101",
            "fax_number": "314-485-1101"
        },
        {
            "country_code": "US",
            "country_name": "United States",
            "address_purpose": "LOCATION",
            "address_type": "DOM",
            "address_1": "400 S WOODS MILL RD STE 140",
            "city": "CHESTERFIELD",
            "state": "MO",
            "postal_code": "630173427",
            "telephone_number": "314-485-1101",
            "fax_number": "314-485-1101"
        }
    ],
    "practiceLocations": [],
    "basic": {
        "organization_name": "MID-WEST ANESTHESIA PARTNERS, LLC",
        "organizational_subpart": "NO",
        "enumeration_date": "2025-12-03",
        "last_updated": "2025-12-03",
        "certification_date": "2025-12-03",
        "status": "A",
        "authorized_official_last_name": "ROSS",
        "authorized_official_first_name": "GREGORY",
        "authorized_official_title_or_position": "VICE-PRESIDENT",
        "authorized_official_telephone_number": "314-485-1101",
        "authorized_official_name_prefix": "Dr.",
        "authorized_official_credential": "DO"
    },
    "taxonomies": [
        {
            "code": "207L00000X",
            "taxonomy_group": "",
            "desc": "Anesthesiology",
            "state": "NU",
            "license": null,
            "primary": true
        }
    ],
    "identifiers": [],
    "endpoints": [],
    "other_names": []
}

Other providers in Chesterfield, MO

Sources for this page

  • NPPES NPI Registry (CMS): identity, addresses, specialties, licenses, identifiers and endpoints. Last updated by the provider on Dec 3, 2025; self-reported and not verified by CMS. Specialty names from the NUCC taxonomy.
  • Medicare enrollment (CMS PECOS): enrollments, PAC IDs and benefit reassignments.
  • National Provider Directory (CMS): practice roles, locations, licenses, networks and endpoints.

Verify at the official NPI Registry.