Robert M McMahon, MD

Primary specialty

Gastroenterology PhysicianTaxonomy code 207RG0100X

License

R3N95 Issued in MO

Practice address

509 Beauford Dr
Saint Louis, MO 63122-1413

Phone

(314) 492-4100

Fax

(260) 212-1858

NPI assigned

Oct 12, 2006

Sex

Male

Sole proprietor

Yes

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

Specialties & licenses 1

Addresses

Other identifiers 1

Medicare fee-for-service enrollment

Not listed in the public Medicare enrollment file

Eligible to order & refer

• Part B services: No
• Medical equipment: Yes
• Home health: No
• Power mobility devices: Yes
• Hospice: No

Green means eligible to order or refer.

Medicare enrollment (NPD)

Enrolled

Credentials

Doctor of Medicine

State licenses

Practice roles

Locations

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.

• St Louis Gastroenterology Consultants PC

  • Gastroenterology Physician
  • St Louis, MO
  • NPI 1639236136

  Gastroenterology

  NPD

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

{
    "created_epoch": "1160611200000",
    "enumeration_type": "NPI-1",
    "last_updated_epoch": "1727827200000",
    "number": "1043309792",
    "addresses": [
        {
            "country_code": "US",
            "country_name": "United States",
            "address_purpose": "MAILING",
            "address_type": "DOM",
            "address_1": "509 BEAUFORD DR",
            "city": "SAINT LOUIS",
            "state": "MO",
            "postal_code": "631221413",
            "telephone_number": "314-492-4100",
            "fax_number": "260-212-1858"
        },
        {
            "country_code": "US",
            "country_name": "United States",
            "address_purpose": "LOCATION",
            "address_type": "DOM",
            "address_1": "509 BEAUFORD DR",
            "city": "SAINT LOUIS",
            "state": "MO",
            "postal_code": "631221413",
            "telephone_number": "314-492-4100",
            "fax_number": "260-212-1858"
        }
    ],
    "practiceLocations": [],
    "basic": {
        "last_name": "MCMAHON",
        "first_name": "ROBERT",
        "middle_name": "M",
        "name_prefix": "Dr.",
        "credential": "MD",
        "sole_proprietor": "YES",
        "sex": "M",
        "enumeration_date": "2006-10-12",
        "last_updated": "2024-10-02",
        "certification_date": "2024-10-02",
        "status": "A"
    },
    "taxonomies": [
        {
            "code": "207RG0100X",
            "taxonomy_group": "",
            "desc": "Internal Medicine, Gastroenterology",
            "state": "MO",
            "license": "R3N95",
            "primary": true
        }
    ],
    "identifiers": [
        {
            "code": "05",
            "desc": "MEDICAID",
            "issuer": null,
            "identifier": "209776418",
            "state": "MO"
        }
    ],
    "endpoints": [],
    "other_names": []
}

• Anne-Marie McMahon, MS CCCSLP
• Karen A. McMahon
• Lacy A McMahon, HEALTH SERVICES TECH
• Michele Colleen McMahon, MA/CCC-SLP
• Monica Louise McMahon, M.S. SLP-CF
• Emily J McManama, MOTR/L
• Julie Kathryn McManemy, MD
• Laura Frances McManemy, NNP
• Alynn Schmitt McManus, M.S.W.
• Jordan A McManus, DO

• All providers in Saint Louis, MO
• Gastroenterology Physician in Missouri

• NPPES NPI Registry (CMS): identity, addresses, specialties, licenses, identifiers and endpoints. Last updated by the provider on Oct 2, 2024; 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.

Verify at the official NPI Registry.