NPIMap

Organization Active NPI

American Oncology Partners, P.a.

Doing business as Lone Star Oncology

  • Hematology & Oncology Physician
  • Georgetown, TX
National Provider Identifier
1124916606
Registry record updated Jun 25, 2025
On this page

Key facts

NPPES NPI Registry
Primary specialty
Hematology & Oncology PhysicianTaxonomy code 207RH0003X
Legal business name
AMERICAN ONCOLOGY PARTNERS, P.A.
Doing business as
Lone Star Oncology
Practice address
3201 S Austin Ave Ste 315
Georgetown, TX 78626-7642
Phone
(512) 358-9428
Fax
(737) 710-1920
NPI assigned
Jun 25, 2025
Last updated
Jun 25, 2025By the provider in NPPES
Organization subpart
No

NPPES NPI Registry

Updated by the provider on Jun 25, 2025

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

Authorized official

Name
Dr. Ryan K Olson, MD
Title
Owner/President
Phone
(239) 561-9622

Specialties & licenses 3

Specialty (taxonomy)CodeLicenseStatePrimary
Hematology (Internal Medicine) Physician 207RH0000X NU
Hematology & Oncology Physician 207RH0003X NU Primary
Medical Oncology Physician 207RX0202X NU

Addresses

Primary practice location

3201 S Austin Ave Ste 315
Georgetown, TX 78626-7642

Mailing address

PO Box 749495
Atlanta, GA 30374-9495
Phone (855) 963-2100

Other names 1

  • Lone Star Oncology Doing business as

National Provider Directory

National Provider Directory
Tax ID family
American Oncology Partners PA157 organizations share this tax ID, including this one

Organizations with this tax ID in the same state 20

This tax ID family is large, so up to 24 of its organizations in the same state are linked here.

View all 20

Locations

3201 S Austin Ave
Ste 315
Georgetown, TX 78626
Phone (512) 302-1210

NPI Registry JSON

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

{
    "created_epoch": "1750809600000",
    "enumeration_type": "NPI-2",
    "last_updated_epoch": "1750809600000",
    "number": "1124916606",
    "addresses": [
        {
            "country_code": "US",
            "country_name": "United States",
            "address_purpose": "MAILING",
            "address_type": "DOM",
            "address_1": "PO BOX 749495",
            "city": "ATLANTA",
            "state": "GA",
            "postal_code": "303749495",
            "telephone_number": "855-963-2100",
            "fax_number": "813-321-1296"
        },
        {
            "country_code": "US",
            "country_name": "United States",
            "address_purpose": "LOCATION",
            "address_type": "DOM",
            "address_1": "3201 S AUSTIN AVE STE 315",
            "city": "GEORGETOWN",
            "state": "TX",
            "postal_code": "786267642",
            "telephone_number": "512-358-9428",
            "fax_number": "737-710-1920"
        }
    ],
    "practiceLocations": [],
    "basic": {
        "organization_name": "AMERICAN ONCOLOGY PARTNERS, P.A.",
        "organizational_subpart": "NO",
        "enumeration_date": "2025-06-25",
        "last_updated": "2025-06-25",
        "certification_date": "2025-06-25",
        "status": "A",
        "authorized_official_last_name": "OLSON",
        "authorized_official_first_name": "RYAN",
        "authorized_official_middle_name": "K",
        "authorized_official_title_or_position": "OWNER/PRESIDENT",
        "authorized_official_telephone_number": "239-561-9622",
        "authorized_official_name_prefix": "Dr.",
        "authorized_official_credential": "MD"
    },
    "taxonomies": [
        {
            "code": "207RH0000X",
            "taxonomy_group": "",
            "desc": "Internal Medicine, Hematology",
            "state": "NU",
            "license": null,
            "primary": false
        },
        {
            "code": "207RH0003X",
            "taxonomy_group": "",
            "desc": "Internal Medicine, Hematology & Oncology",
            "state": "NU",
            "license": null,
            "primary": true
        },
        {
            "code": "207RX0202X",
            "taxonomy_group": "",
            "desc": "Internal Medicine, Medical Oncology",
            "state": "NU",
            "license": null,
            "primary": false
        }
    ],
    "identifiers": [],
    "endpoints": [],
    "other_names": [
        {
            "organization_name": "Lone Star Oncology",
            "code": "3",
            "type": "Doing Business As"
        }
    ]
}

Other providers in Georgetown, TX

Sources for this page

  • NPPES NPI Registry (CMS): identity, addresses, specialties, licenses, identifiers and endpoints. Last updated by the provider on Jun 25, 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.