NPIMap

Individual provider Active NPI

Andrew A Houston, MD

  • Internal Medicine Physician
  • Greenwood, IN
National Provider Identifier
1093980609
Registry record updated Aug 7, 2026
On this page

Key facts

NPPES NPI Registry
Primary specialty
Internal Medicine PhysicianTaxonomy code 207R00000X
License
11013725A Issued in IN
Practice address
1703 W Stones Crossing Rd Ste 200
Greenwood, IN 46143-8558
Phone
(317) 781-1188
Fax
(317) 781-7140
NPI assigned
Apr 24, 2008
Sex
Male
Sole proprietor
Yes

NPPES NPI Registry

Updated by the provider on Aug 7, 2026

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

Specialties & licenses 1

Specialty (taxonomy)CodeLicenseStatePrimary
Internal Medicine Physician 207R00000X 11013725A IN Primary

Addresses

Primary practice location

1703 W Stones Crossing Rd Ste 200
Greenwood, IN 46143-8558

Mailing address

PO Box 781076
Detroit, MI 48278-1076
Phone (317) 528-4800

Other practice location 1

990 E State Road 44
Franklin, IN 46131-9199
Phone (317) 736-8474

Electronic endpoints 1

TypeEndpointUseAffiliation
Direct Messaging Address andrew.houstonmd.p6@direct.ahni.nextgenshare.com Direct

Medicare participation

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

Enrollment records 1

Enrollment IDStateProvider typePAC IDDetails
I20100806000103 IN Practitioner - Internal Medicine 1951434281 Reassigns benefits to 1 organization

Care Compare profile

Medicare Care Compare
Specialty
Internal Medicine
Education
Indiana University School of Medicine, 2010
Medicare assignment
Accepts the Medicare-approved amount as payment in full
Group practices

Practice addresses (Care Compare)

10995 Allisonville Rd
Suite 100
Fishers, IN 46038-2616
Phone (317) 842-7928

503 Greenwood Trace Dr
Whiteland, IN 46184-9278
Phone (317) 535-7447

990 E State Rd
Suite 44
Franklin, IN 46131-9199
Phone (317) 736-8474

Hospital & facility affiliations

Procedures performed for Medicare patients

ProcedureNumber of procedures
Removal of skin lesions1-10

National Provider Directory

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

State licenses

LicenseStateTypeSpecialty
11013725AINMDInternal Medicine Physician

Practice roles

OrganizationSpecialtyStatusNew patients
American Health Network of Indiana LLC CurrentSince Apr 8, 2019 Accepting new patients
American Health Network of Indiana, LLC Internal Medicine CurrentSince Apr 8, 2019 Accepting new patients
Major Hospital Past Accepting new patients
American Health Network of Indiana, LLC Internal Medicine Past Accepting new patients

Locations

10689 N Pennsylvania St
Ste 200
Carmel, IN 46280
Phone (317) 580-6309

10995 Allisonville Rd
Ste 100
Fishers, IN 46038
Phone (317) 842-7928

1125 W Jefferson St
Franklin, IN 46131
Phone (317) 346-3858

1300 W Jefferson St
Ste C
Franklin, IN 46131
Phone (317) 736-8474

990 E State Road 44
Franklin, IN 46131
Phone (317) 736-8474

7440 Woodland Dr
Indianapolis, IN 46278
Phone (317) 450-3357

Interoperability endpoints

  • Direct secure messaging: andrew.houstonmd.p6@direct.ahni.nextgenshare.com
  • Direct secure messaging: ahouston211511@direct.optum.com

Organizations & group practices 4

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 11

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": "1208995200000",
    "enumeration_type": "NPI-1",
    "last_updated_epoch": "1786060800000",
    "number": "1093980609",
    "addresses": [
        {
            "country_code": "US",
            "country_name": "United States",
            "address_purpose": "MAILING",
            "address_type": "DOM",
            "address_1": "PO BOX 781076",
            "city": "DETROIT",
            "state": "MI",
            "postal_code": "482781076",
            "telephone_number": "317-528-4800",
            "fax_number": "317-865-1479"
        },
        {
            "country_code": "US",
            "country_name": "United States",
            "address_purpose": "LOCATION",
            "address_type": "DOM",
            "address_1": "1703 W STONES CROSSING RD STE 200",
            "city": "GREENWOOD",
            "state": "IN",
            "postal_code": "461438558",
            "telephone_number": "317-781-1188",
            "fax_number": "317-781-7140"
        }
    ],
    "practiceLocations": [
        {
            "address_1": "990 E State Road 44",
            "address_purpose": "LOCATION",
            "city": "Franklin",
            "state": "IN",
            "postal_code": "461319199",
            "country_code": "US",
            "telephone_number": "317-736-8474",
            "fax_number": "317-736-6040",
            "country_name": "United States",
            "address_type": "DOM"
        }
    ],
    "basic": {
        "last_name": "HOUSTON",
        "first_name": "ANDREW",
        "middle_name": "A",
        "name_prefix": "Dr.",
        "credential": "MD",
        "sole_proprietor": "YES",
        "sex": "M",
        "enumeration_date": "2008-04-24",
        "last_updated": "2026-08-07",
        "certification_date": "2026-08-07",
        "status": "A"
    },
    "taxonomies": [
        {
            "code": "207R00000X",
            "taxonomy_group": "",
            "desc": "Internal Medicine",
            "state": "IN",
            "license": "11013725A",
            "primary": true
        }
    ],
    "identifiers": [],
    "endpoints": [
        {
            "endpointType": "DIRECT",
            "endpointTypeDescription": "Direct Messaging Address",
            "endpoint": "andrew.houstonmd.p6@direct.ahni.nextgenshare.com",
            "affiliation": "N",
            "use": "DIRECT",
            "useDescription": "Direct",
            "contentType": "OTHER",
            "contentTypeDescription": "Other",
            "contentOtherDescription": "CCDA",
            "address_1": "990 E State Road 44",
            "city": "Franklin",
            "state": "IN",
            "country_code": "US",
            "postal_code": "461319199",
            "country_name": "United States",
            "address_type": "DOM"
        }
    ],
    "other_names": []
}

Other providers in Greenwood, IN

Sources for this page

Verify at the official NPI Registry.