Individual provider Active NPI

Thomas Michael Castline, PA-C

  • Physician Assistant
  • Indianapolis, IN
National Provider Identifier
1427989904
Registry record updated Jul 17, 2026
On this page

Key facts

NPPES NPI Registry
Primary specialty
Physician AssistantTaxonomy code 363A00000X
License
10005393A Issued in IN
Practice address
8400 Northwest Blvd
Indianapolis, IN 46278-1381
Phone
(317) 956-1000
NPI assigned
May 26, 2026
Sex
Male
Sole proprietor
No

NPPES NPI Registry

Updated by the provider on Jul 17, 2026

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

Specialties & licenses 1

Specialty (taxonomy)CodeLicenseStatePrimary
Physician Assistant 363A00000X 10005393A IN Primary

Addresses

Primary practice location

8400 Northwest Blvd
Indianapolis, IN 46278-1381

Mailing address

8450 Northwest Blvd
Indianapolis, IN 46278-1381
Phone (317) 802-2000

Medicare participation

Medicare enrollment files
Medicare fee-for-service enrollment
Not listed in the public Medicare enrollment file
Eligible to order & refer
  • Part B services: Yes
  • Medical equipment: Yes
  • Home health: Yes
  • Power mobility devices: Yes
  • Hospice: No
Green means eligible to order or refer.

Care Compare profile

Medicare Care Compare
Specialty
Physician Assistant
Education
Other, 2026
Medicare assignment
May accept Medicare assignment

Practice addresses (Care Compare)

4510 Ocean St
Apt 3106
Indianapolis, IN 46205-0109

8450 Northwest Blvd
Indianapolis, IN 46278-1381

National Provider Directory

National Provider Directory
Medicare enrollment (NPD)
Enrolled

NPI Registry JSON

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

{
    "created_epoch": "1779753600000",
    "enumeration_type": "NPI-1",
    "last_updated_epoch": "1784246400000",
    "number": "1427989904",
    "addresses": [
        {
            "country_code": "US",
            "country_name": "United States",
            "address_purpose": "MAILING",
            "address_type": "DOM",
            "address_1": "8450 NORTHWEST BLVD",
            "city": "INDIANAPOLIS",
            "state": "IN",
            "postal_code": "462781381",
            "telephone_number": "317-802-2000",
            "fax_number": "317-802-2050"
        },
        {
            "country_code": "US",
            "country_name": "United States",
            "address_purpose": "LOCATION",
            "address_type": "DOM",
            "address_1": "8400 NORTHWEST BLVD",
            "city": "INDIANAPOLIS",
            "state": "IN",
            "postal_code": "462781381",
            "telephone_number": "317-956-1000"
        }
    ],
    "practiceLocations": [],
    "basic": {
        "last_name": "CASTLINE",
        "first_name": "THOMAS",
        "middle_name": "MICHAEL",
        "credential": "PA-C",
        "sole_proprietor": "NO",
        "sex": "M",
        "enumeration_date": "2026-05-26",
        "last_updated": "2026-07-17",
        "certification_date": "2026-07-17",
        "status": "A"
    },
    "taxonomies": [
        {
            "code": "363A00000X",
            "taxonomy_group": "",
            "desc": "Physician Assistant",
            "state": "IN",
            "license": "10005393A",
            "primary": true
        }
    ],
    "identifiers": [],
    "endpoints": [],
    "other_names": []
}

Other providers in Indianapolis, IN

Sources for this page

Verify at the official NPI Registry.