Grant Ambulatory Surgery Center, LLC

Primary specialty

Ambulatory Surgical Clinic/CenterTaxonomy code 261QA1903X

Legal business name

GRANT AMBULATORY SURGERY CENTER, LLC

Doing business as

Grant Surgical Services

Practice address

803 W Gardner Dr
Marion, IN 46952-1819

Phone

(765) 651-4278

Fax

(765) 664-6445

NPI assigned

Oct 16, 2024

Last updated

Sep 8, 2025By the provider in NPPES

Organization subpart

No

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

Authorized official

Name

Timothy Grant Gillum, MDNPI 1316994791

Title

Physician/Owner

Phone

(765) 651-4278

Specialties & licenses 1

Addresses

Other names 1

• Grant Surgical Services Doing business as

These CMS records do not include an NPI. They are shown because their name and street address match this provider’s.

CLIA laboratory certificates

Practitioners 1

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.

• Timothy G Gillum, MD

  • Specialist
  • Marion, IN
  • NPI 1316994791
  NPD Authorized official

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

{
    "created_epoch": "1729036800000",
    "enumeration_type": "NPI-2",
    "last_updated_epoch": "1757289600000",
    "number": "1700606340",
    "addresses": [
        {
            "country_code": "US",
            "country_name": "United States",
            "address_purpose": "MAILING",
            "address_type": "DOM",
            "address_1": "801 W GARDNER DR",
            "city": "MARION",
            "state": "IN",
            "postal_code": "469521819",
            "telephone_number": "765-651-4278",
            "fax_number": "765-664-6445"
        },
        {
            "country_code": "US",
            "country_name": "United States",
            "address_purpose": "LOCATION",
            "address_type": "DOM",
            "address_1": "803 W GARDNER DR",
            "city": "MARION",
            "state": "IN",
            "postal_code": "469521819",
            "telephone_number": "765-651-4278",
            "fax_number": "765-664-6445"
        }
    ],
    "practiceLocations": [],
    "basic": {
        "organization_name": "GRANT AMBULATORY SURGERY CENTER, LLC",
        "organizational_subpart": "NO",
        "enumeration_date": "2024-10-16",
        "last_updated": "2025-09-08",
        "certification_date": "2025-09-08",
        "status": "A",
        "authorized_official_last_name": "GILLUM",
        "authorized_official_first_name": "TIMOTHY",
        "authorized_official_middle_name": "GRANT",
        "authorized_official_title_or_position": "PHYSICIAN/OWNER",
        "authorized_official_telephone_number": "765-651-4278",
        "authorized_official_credential": "MD"
    },
    "taxonomies": [
        {
            "code": "261QA1903X",
            "taxonomy_group": "",
            "desc": "Clinic/Center, Ambulatory Surgical",
            "state": null,
            "license": null,
            "primary": true
        }
    ],
    "identifiers": [],
    "endpoints": [],
    "other_names": [
        {
            "organization_name": "Grant Surgical Services",
            "code": "3",
            "type": "Doing Business As"
        }
    ]
}

• Lori Goss-Reaves, LCSW
• Isaac Gottschalk, OD
• Sarah Marie Gove, DDS
• Sarah Margarita Grace
• Elizabeth Graham, RBT
• Grant County Auditor (Grant County Health Department)
• Grant County Auditor/ (Grant County Health Dept/Nursing Division)
• Grant-Blackford Mental Health, Inc. (Radiant Health Services)
• Grant-Blackford Mental Health, Inc. (Radiant Health Services)
• Grant-Blackford Mental Health, Inc. (Milestone Services)

• Ambulatory Surgical Clinic/Center in Marion, IN
• Providers in Marion, IN by specialty
• Ambulatory Surgical Clinic/Center in Indiana

• NPPES NPI Registry (CMS): identity, addresses, specialties, licenses, identifiers and endpoints. Last updated by the provider on Sep 8, 2025; self-reported and not verified by CMS. Specialty names from the NUCC taxonomy.
• Medicare Care Compare (CMS): clinician profile, group practices, facility affiliations, MIPS scores and star ratings.
• National Provider Directory (CMS): practice roles, locations, licenses, networks and endpoints.

Verify at the official NPI Registry.