Robert Bryan Graveline, M.D.

Primary specialty

Gastroenterology PhysicianTaxonomy code 207RG0100X

License

29795 Issued in IA

Practice address

3008 Evergreen Cir
Ames, IA 50014-4516

Phone

(515) 292-5555

NPI assigned

Oct 12, 2005

Last updated

Jun 4, 2025By the provider in NPPES

Sex

Male

Sole proprietor

No

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

Medicare enrollment (NPD)

Enrolled

Credentials

Doctor of Medicine

State licenses

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

{
    "created_epoch": "1129075200000",
    "enumeration_type": "NPI-1",
    "last_updated_epoch": "1748995200000",
    "number": "1336137306",
    "addresses": [
        {
            "country_code": "US",
            "country_name": "United States",
            "address_purpose": "MAILING",
            "address_type": "DOM",
            "address_1": "3008 EVERGREEN CIR",
            "city": "AMES",
            "state": "IA",
            "postal_code": "500144516",
            "telephone_number": "515-292-5555"
        },
        {
            "country_code": "US",
            "country_name": "United States",
            "address_purpose": "LOCATION",
            "address_type": "DOM",
            "address_1": "3008 EVERGREEN CIR",
            "city": "AMES",
            "state": "IA",
            "postal_code": "500144516",
            "telephone_number": "515-292-5555"
        }
    ],
    "practiceLocations": [],
    "basic": {
        "last_name": "GRAVELINE",
        "first_name": "ROBERT",
        "middle_name": "BRYAN",
        "name_prefix": "Dr.",
        "credential": "M.D.",
        "sole_proprietor": "NO",
        "sex": "M",
        "enumeration_date": "2005-10-12",
        "last_updated": "2025-06-04",
        "certification_date": "2025-06-04",
        "status": "A"
    },
    "taxonomies": [
        {
            "code": "207RG0100X",
            "taxonomy_group": "",
            "desc": "Internal Medicine, Gastroenterology",
            "state": "IA",
            "license": "29795",
            "primary": true
        }
    ],
    "identifiers": [
        {
            "code": "05",
            "desc": "MEDICAID",
            "issuer": null,
            "identifier": "0110460",
            "state": "IA"
        }
    ],
    "endpoints": [],
    "other_names": []
}

• Craig A Grandgenett, DDS
• Deborah T Grandgenett, DDS
• Ryan L Grandgenett, MD
• Shaquille Grant Jr.
• Grau Construction Co
• Lauren Gray, PA-C
• Great Plains Orthotics & Prosthetics, Inc (Hanger Clinic)
• Alexandra P Greco, DPT
• Austin Greco, M.D.
• Green Hills Health Care Center, Inc (Green Hills Health Center)

• Gastroenterology Physician in Ames, IA
• Providers in Ames, IA by specialty
• Gastroenterology Physician in Iowa

• NPPES NPI Registry (CMS): identity, addresses, specialties, licenses, identifiers and endpoints. Last updated by the provider on Jun 4, 2025; 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.