American Oncology Partners, P.a.

Primary specialty

Hematology & Oncology PhysicianTaxonomy code 207RH0003X

Legal business name

AMERICAN ONCOLOGY PARTNERS, P.A.

Doing business as

Cancer & Blood Specialists of Arizona

Practice address

580 N Camino Mercado Ste 5
Casa Grande, AZ 85122-5757

Phone

(520) 876-0416

Fax

(520) 421-3474

NPI assigned

Jul 9, 2025

Last updated

Jul 9, 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

Ryan K Olson, MD

Title

Owner/ President

Phone

(239) 561-9622

Specialties & licenses 3

Addresses

Other names 1

• Cancer & Blood Specialists of Arizona Doing business as

Tax ID family

American Oncology Partners160 organizations share this tax ID, including this one

Organizations with this tax ID in the same state 2

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

• American Oncology Partners, P.a.

  dba Desert Hematology Oncology

  • Hematology & Oncology Physician
  • Surprise, AZ
  • NPI 1003642505
  NPD tax ID
• American Oncology Partners, P.a.

  dba Cancer & Blood Specialists of Arizona

  • Hematology & Oncology Physician
  • Casa Grande, AZ
  • NPI 1144045998
  NPD tax ID

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

{
    "created_epoch": "1752019200000",
    "enumeration_type": "NPI-2",
    "last_updated_epoch": "1752019200000",
    "number": "1619867660",
    "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": "580 N CAMINO MERCADO STE 5",
            "city": "CASA GRANDE",
            "state": "AZ",
            "postal_code": "851225757",
            "telephone_number": "520-876-0416",
            "fax_number": "520-421-3474"
        }
    ],
    "practiceLocations": [],
    "basic": {
        "organization_name": "AMERICAN ONCOLOGY PARTNERS, P.A.",
        "organizational_subpart": "NO",
        "enumeration_date": "2025-07-09",
        "last_updated": "2025-07-09",
        "certification_date": "2025-07-09",
        "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_credential": "MD"
    },
    "taxonomies": [
        {
            "code": "207RH0000X",
            "taxonomy_group": "193200000X MULTI-SPECIALTY GROUP",
            "desc": "Internal Medicine, Hematology",
            "state": null,
            "license": null,
            "primary": false
        },
        {
            "code": "207RH0003X",
            "taxonomy_group": "193200000X MULTI-SPECIALTY GROUP",
            "desc": "Internal Medicine, Hematology & Oncology",
            "state": null,
            "license": null,
            "primary": true
        },
        {
            "code": "207RX0202X",
            "taxonomy_group": "193200000X MULTI-SPECIALTY GROUP",
            "desc": "Internal Medicine, Medical Oncology",
            "state": null,
            "license": null,
            "primary": false
        }
    ],
    "identifiers": [],
    "endpoints": [],
    "other_names": [
        {
            "organization_name": "Cancer & Blood Specialists of Arizona",
            "code": "3",
            "type": "Doing Business As"
        }
    ]
}

• Margo Lidia Alvarez, FNP-C
• Michaella Alvarez
• Priscilla Amado
• America's Best Contacts & Eyeglasses
• American Oncology Partners, P.a. (Cancer & Blood Specialists of Arizona)
• Americas Best Care Healthcare Agency Inc
• Roger S. Andersen, D.O.
• Hailey Anderson
• Melissa Marie Andersson, CNM
• Megan E. Andree, MS, OTR/L

• Hematology & Oncology Physician in Casa Grande, AZ
• Providers in Casa Grande, AZ by specialty
• Hematology & Oncology Physician in Arizona

• NPPES NPI Registry (CMS): identity, addresses, specialties, licenses, identifiers and endpoints. Last updated by the provider on Jul 9, 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.