Individual provider Active NPI

Grant H Gilroy, DO

  • Critical Care Medicine (Internal Medicine) Physician
  • Indianapolis, IN
National Provider Identifier
1255651261
Registry record updated Mar 8, 2025
On this page

Key facts

NPPES NPI Registry
Primary specialty
Critical Care Medicine (Internal Medicine) PhysicianTaxonomy code 207RC0200X
License
02004032A Issued in IN
Practice address
1633 N Capitol Ave
Ste 301
Indianapolis, IN 46202-1261
Phone
(317) 962-3400
Fax
(317) 963-1167
NPI assigned
Jun 2, 2010
Last updated
Mar 8, 2025By the provider in NPPES
Sex
Male
Sole proprietor
No

NPPES NPI Registry

Updated by the provider on Mar 8, 2025

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

Specialties & licenses 4

Specialty (taxonomy)CodeLicenseStatePrimary
Internal Medicine Physician 207R00000X 02004032A IN
Critical Care Medicine (Internal Medicine) Physician 207RC0200X 02004032A IN Primary
Pulmonary Disease Physician 207RP1001X 02004032A IN
Hospitalist Physician 208M00000X 02004032A IN

Addresses

Primary practice location

1633 N Capitol Ave
Ste 301
Indianapolis, IN 46202-1261

Mailing address

250 N Shadeland Ave
Indianapolis, IN 46219-4959

Other practice location 1

11700 N Meridian St
Carmel, IN 46032-4656
Phone (317) 962-5820

Other practice location 2

1701 N Senate Blvd
Indianapolis, IN 46202-1239
Phone (888) 484-3258

Other identifiers 3

IdentifierTypeStateIssuer
200984010MedicaidIN
201088010MedicaidIN
000001036027OtherINANTHEM PTAN

Electronic endpoints 3

TypeEndpointUseAffiliation
Direct Messaging Address ggilroy65312@direct.eskenazihealth.edu
Direct Messaging Address ggilroy@direct.iuhealth.org Direct
Direct Messaging Address ggilroy@direct.iuhealth.org Direct

Medicare participation

Medicare enrollment files
Medicare fee-for-service enrollment
Enrolled in IN
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 1

Enrollment IDStateProvider typePAC IDDetails
I20121103000104 IN Practitioner - Pulmonary DiseasePractitioner - Internal MedicinePractitioner - Critical Care (Intensivists) 9133370968 Reassigns benefits to 2 organizations

Care Compare profile

Medicare Care Compare
Specialty
Pulmonary DiseaseAlso: Critical Care (Intensivists), Internal Medicine
Education
Other, 2010
Medicare assignment
Accepts the Medicare-approved amount as payment in full
Group practices
Iu Health Medical Group LLCGroup PAC ID 9638617913, 4,382 clinicians

Practice addresses (Care Compare)

1701 N Senate Blvd
Indianapolis, IN 46202-1239
Phone (888) 484-3258

Hospital & facility affiliations

National Provider Directory

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

Practice roles

OrganizationSpecialtyStatusNew patients
Iu Health Medical Group, LLC CurrentSince Apr 1, 2025 Accepting new patients
Indiana Clinic Critical Care LLC Internal Medicine CurrentSince Oct 1, 2016 Accepting new patients
Major Hospital Past Accepting new patients

Locations

2574 Reliable Pkwy
Chicago, IL 60686

11700 N Meridian St
Carmel, IN 46032
Phone (317) 688-2000

1633 N Capitol Ave
Ste 301
Indianapolis, IN 46202
Phone (317) 963-0601

1701 Senate Blvd
Indianapolis, IN 46202
Phone (317) 612-2754

1801 Senate Blvd
Ste 230
Indianapolis, IN 46202
Phone (317) 962-5280

250 N Shadeland Ave
Indianapolis, IN 46219
Phone (317) 948-9174

720 Eskenazi Ave
Indianapolis, IN 46202
Phone (317) 880-0000

720 Eskenazi Ave
Fl 5
Indianapolis, IN 46202
Phone (317) 880-6000

Interoperability endpoints

  • Direct secure messaging: ggilroy@direct.iuhealth.org
  • Direct secure messaging: ggilroy65312@direct.eskenazihealth.edu

Organizations & group practices 3

Organizations this provider is connected to: Medicare benefit reassignments (the organization bills Medicare for this provider’s services), Care Compare group memberships, National Provider Directory roles and organizations whose NPPES authorized official is this provider.

Hospital & facility affiliations 2

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": "1275436800000",
    "enumeration_type": "NPI-1",
    "last_updated_epoch": "1741392000000",
    "number": "1255651261",
    "addresses": [
        {
            "country_code": "US",
            "country_name": "United States",
            "address_purpose": "MAILING",
            "address_type": "DOM",
            "address_1": "250 N SHADELAND AVE",
            "city": "INDIANAPOLIS",
            "state": "IN",
            "postal_code": "462194959"
        },
        {
            "country_code": "US",
            "country_name": "United States",
            "address_purpose": "LOCATION",
            "address_type": "DOM",
            "address_1": "1633 N CAPITOL AVE",
            "address_2": "STE 301",
            "city": "INDIANAPOLIS",
            "state": "IN",
            "postal_code": "462021261",
            "telephone_number": "317-962-3400",
            "fax_number": "317-963-1167"
        }
    ],
    "practiceLocations": [
        {
            "address_1": "11700 N Meridian St",
            "address_purpose": "LOCATION",
            "city": "Carmel",
            "state": "IN",
            "postal_code": "460324656",
            "country_code": "US",
            "telephone_number": "317-962-5820",
            "fax_number": "317-968-1167",
            "country_name": "United States",
            "address_type": "DOM"
        },
        {
            "address_1": "1701 N Senate Blvd",
            "address_purpose": "LOCATION",
            "city": "Indianapolis",
            "state": "IN",
            "postal_code": "462021239",
            "country_code": "US",
            "telephone_number": "888-484-3258",
            "country_name": "United States",
            "address_type": "DOM"
        }
    ],
    "basic": {
        "last_name": "GILROY",
        "first_name": "GRANT",
        "middle_name": "H",
        "credential": "DO",
        "sole_proprietor": "NO",
        "sex": "M",
        "enumeration_date": "2010-06-02",
        "last_updated": "2025-03-08",
        "certification_date": "2025-03-08",
        "status": "A"
    },
    "taxonomies": [
        {
            "code": "207R00000X",
            "taxonomy_group": "",
            "desc": "Internal Medicine",
            "state": "IN",
            "license": "02004032A",
            "primary": false
        },
        {
            "code": "207RC0200X",
            "taxonomy_group": "",
            "desc": "Internal Medicine, Critical Care Medicine",
            "state": "IN",
            "license": "02004032A",
            "primary": true
        },
        {
            "code": "207RP1001X",
            "taxonomy_group": "",
            "desc": "Internal Medicine, Pulmonary Disease",
            "state": "IN",
            "license": "02004032A",
            "primary": false
        },
        {
            "code": "208M00000X",
            "taxonomy_group": "",
            "desc": "Hospitalist",
            "state": "IN",
            "license": "02004032A",
            "primary": false
        }
    ],
    "identifiers": [
        {
            "code": "05",
            "desc": "MEDICAID",
            "issuer": null,
            "identifier": "200984010",
            "state": "IN"
        },
        {
            "code": "05",
            "desc": "MEDICAID",
            "issuer": null,
            "identifier": "201088010",
            "state": "IN"
        },
        {
            "code": "01",
            "desc": "Other (non-Medicare)",
            "issuer": "ANTHEM PTAN",
            "identifier": "000001036027",
            "state": "IN"
        }
    ],
    "endpoints": [
        {
            "endpointType": "DIRECT",
            "endpointTypeDescription": "Direct Messaging Address",
            "endpoint": "ggilroy65312@direct.eskenazihealth.edu",
            "affiliation": "N",
            "address_1": "720 Eskenazi Ave",
            "city": "Indianapolis",
            "state": "IN",
            "country_code": "US",
            "postal_code": "462025187",
            "country_name": "United States",
            "address_type": "DOM"
        },
        {
            "endpointType": "DIRECT",
            "endpointTypeDescription": "Direct Messaging Address",
            "endpoint": "ggilroy@direct.iuhealth.org",
            "affiliation": "N",
            "use": "DIRECT",
            "useDescription": "Direct",
            "address_1": "11700 N Meridian St",
            "city": "Carmel",
            "state": "IN",
            "country_code": "US",
            "postal_code": "460324656",
            "country_name": "United States",
            "address_type": "DOM"
        },
        {
            "endpointType": "DIRECT",
            "endpointTypeDescription": "Direct Messaging Address",
            "endpoint": "ggilroy@direct.iuhealth.org",
            "affiliation": "N",
            "use": "DIRECT",
            "useDescription": "Direct",
            "address_1": "1701 N Senate Blvd",
            "city": "Indianapolis",
            "state": "IN",
            "country_code": "US",
            "postal_code": "462021239",
            "country_name": "United States",
            "address_type": "DOM"
        }
    ],
    "other_names": []
}

Other providers in Indianapolis, IN

Sources for this page

Verify at the official NPI Registry.