Individual provider Active NPI

George D. Lappas, M.D.

  • Anesthesiology Physician
  • St. Louis, MO
National Provider Identifier
1922194448
Registry record updated Mar 4, 2026
On this page

Key facts

NPPES NPI Registry
Primary specialty
Anesthesiology PhysicianTaxonomy code 207L00000X
License
2006005283 Issued in MO
Practice address
615 S. New Ballas Rd.
Dept. of Anesthesia
St. Louis, MO 63141
Phone
(636) 386-9224
Fax
(636) 386-7679
NPI assigned
Oct 4, 2006
Sex
Male
Sole proprietor
No

NPPES NPI Registry

Updated by the provider on Mar 4, 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 2006005283 MO Primary

Addresses

Primary practice location

615 S. New Ballas Rd.
Dept. of Anesthesia
St. Louis, MO 63141

Mailing address

339 Consort Dr
Ballwin, MO 63011-4439
Phone (636) 386-9224

Other practice location 1

1100 Reid Pkwy
Richmond, IN 47374-1157
Phone (765) 983-3000

Other identifiers 1

IdentifierTypeStateIssuer
202162004MedicaidMO

Medicare participation

Medicare enrollment files
Medicare fee-for-service enrollment
Enrolled in MO, IN2 enrollments
Eligible to order & refer
  • Part B services: Yes
  • Medical equipment: Yes
  • Home health: Yes
  • Power mobility devices: Yes
  • Hospice: Yes
Green means eligible to order or refer.

Enrollment records 2

Enrollment IDStateProvider typePAC IDDetails
I20070319000080 MO Practitioner - Anesthesiology 3476583121 Reassigns benefits to 6 organizations
I20260312000982 IN Practitioner - Anesthesiology 3476583121 Reassigns benefits to 1 organization

Care Compare profile

Medicare Care Compare
Specialty
Anesthesiology
Education
Eastern Virginia Medical School, 2001
Medicare assignment
Accepts the Medicare-approved amount as payment in full
Group practices
Midwest Anesthesia Providers SCGroup PAC ID 9830480581, 180 clinicians
Reid Physician Associates IncGroup PAC ID 6406910769, 427 clinicians
SSM Health Slu Hospital Anesthesia Physician Billing LLCGroup PAC ID 3274842331, 98 clinicians
Acuity Anesthesiology LLCGroup PAC ID 6305992652, 22 clinicians

Practice addresses (Care Compare)

10 Hospital Dr
Saint Peters, MO 63376-1659
Phone (636) 916-9000

1100 Reid Pkwy
Richmond, IN 47374-1157
Phone (765) 983-3122

1201 S Grand Blvd
Saint Louis, MO 63104-1016
Phone (314) 257-8000

1225 S Grand Blvd
Saint Louis, MO 63104-1016
Phone (314) 257-8000

1400 US Hwy 61
Festus, MO 63028-4100
Phone (636) 933-1000

Hospital & facility affiliations

Merit-based Incentive Payment System (MIPS)

Final score
84.94 of 100Reported as group
Quality
68.52
Promoting interoperability
100
Improvement activities
40
Cost
72.22

Merit-based Incentive Payment System (MIPS)

Final score
67.5 of 100Reported as group
Quality
53.06
Improvement activities
40

National Provider Directory

National Provider Directory
Medicare enrollment (NPD)
Enrolled
Credentials
Doctor of Medicine

Practice roles

OrganizationSpecialtyStatusNew patients
Reid Physician Associates, Inc. CurrentSince Apr 13, 2026 Accepting new patients
SSM Health Care Group CurrentSince Sep 1, 2023 Accepting new patients
Reid Physician Associates, Inc CurrentSince Apr 13, 2026 Accepting new patients
Midwest Anesthesia Providers S.C Anesthesiology CurrentSince Feb 1, 2026 Accepting new patients
SSM Health Slu Hospital Anesthesia Physician Billing, LLC Anesthesiology CurrentSince Feb 5, 2020 Accepting new patients
Acuity Anesthesiology LLC Anesthesiology CurrentSince Aug 1, 2009 Accepting new patients
Aim Anesthesia LLC Anesthesiology CurrentSince Sep 28, 2019 Accepting new patients
SSM Health Care Group Anesthesiology CurrentSince Sep 1, 2023 Accepting new patients

Locations

865406 Reliable Pkwy
Chicago, IL 60686

1100 Reid Pkwy
Richmond, IN 47374
Phone (765) 983-3000

3550 McKelvey Rd
Bridgeton, MO 63044
Phone 31474109114048

1400 US Highway 61
Crystal Cty, MO 63028
Phone (636) 933-1111

1101 W Gannon Dr
Festus, MO 63028
Phone (636) 931-5997

1465 S Grand Blvd
Saint Louis, MO 63104
Phone (314) 268-4070

10101 Woodfield Ln
Saint Louis, MO 63132
Phone (608) 280-4647

3635 Vista Ave
Saint Louis, MO 63110
Phone (314) 577-8022

1201 S Grand Blvd
Saint Louis, MO 63104
Phone (314) 257-8222

11133 Dunn Rd
Saint Louis, MO 63136
Phone (314) 653-5000

114 Piper Hill Dr
Ste 101
Saint Peters, MO 63376
Phone (636) 706-0560

10 Hospital Dr
Saint Peters, MO 63376
Phone (636) 394-2522

Organizations & group practices 9

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.

Hospital & facility affiliations 4

Hospitals and other facilities this clinician is affiliated with according to Medicare Care Compare.

NPI Registry JSON

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

{
    "created_epoch": "1159920000000",
    "enumeration_type": "NPI-1",
    "last_updated_epoch": "1772582400000",
    "number": "1922194448",
    "addresses": [
        {
            "country_code": "US",
            "country_name": "United States",
            "address_purpose": "MAILING",
            "address_type": "DOM",
            "address_1": "339 CONSORT DR",
            "city": "BALLWIN",
            "state": "MO",
            "postal_code": "630114439",
            "telephone_number": "636-386-9224",
            "fax_number": "636-386-7679"
        },
        {
            "country_code": "US",
            "country_name": "United States",
            "address_purpose": "LOCATION",
            "address_type": "DOM",
            "address_1": "615 S. NEW BALLAS RD.",
            "address_2": "DEPT. OF ANESTHESIA",
            "city": "ST. LOUIS",
            "state": "MO",
            "postal_code": "63141",
            "telephone_number": "636-386-9224",
            "fax_number": "636-386-7679"
        }
    ],
    "practiceLocations": [
        {
            "address_1": "1100 Reid Pkwy",
            "address_purpose": "LOCATION",
            "city": "Richmond",
            "state": "IN",
            "postal_code": "473741157",
            "country_code": "US",
            "telephone_number": "765-983-3000",
            "country_name": "United States",
            "address_type": "DOM"
        }
    ],
    "basic": {
        "last_name": "LAPPAS",
        "first_name": "GEORGE",
        "middle_name": "D.",
        "name_prefix": "Dr.",
        "credential": "M.D.",
        "sole_proprietor": "NO",
        "sex": "M",
        "enumeration_date": "2006-10-04",
        "last_updated": "2026-03-04",
        "certification_date": "2026-03-04",
        "status": "A"
    },
    "taxonomies": [
        {
            "code": "207L00000X",
            "taxonomy_group": "",
            "desc": "Anesthesiology",
            "state": "MO",
            "license": "2006005283",
            "primary": true
        }
    ],
    "identifiers": [
        {
            "code": "05",
            "desc": "MEDICAID",
            "issuer": null,
            "identifier": "202162004",
            "state": "MO"
        }
    ],
    "endpoints": [],
    "other_names": []
}

Other providers in St. Louis, MO

Sources for this page

Verify at the official NPI Registry.