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Newly Listed Provider — this NPI profile has been added to the NPI registry within the last 90 days.

AMERICAN ONCOLOGY PARTNERS, P.A.
NPI 1497675839
Internal Medicine - Hematology & Oncology in Humble, TX

Active since July 16, 2026
18955 N MEMORIAL DR STE 530, HUMBLE, TX 77338(346) 362-1670(346) 362-1675 Get Directions Write a Review

NPPES record added: July 16, 2026. Verified against the NPPES registry weekly; last sync: August 09, 2026.

About American Oncology Partners, P.a. NPPES

Official registry information on file with the National Plan and Provider Enumeration System.

AMERICAN ONCOLOGY PARTNERS, P.A. (NPI 1497675839) is a healthcare organization registered as a hematology & oncology in Humble, Texas and active in the NPI registry since July 2026. The organization lists Ryan K Olson, Owner/president, as its authorized official.

NPPES Registry Identity

NPI1497675839
Entity TypeOrganization
Primary Taxonomy207RH0003X
Legal Business NameAMERICAN ONCOLOGY PARTNERS, P.A.
Location Address18955 N MEMORIAL DR STE 530Humble, TX 77338-4269
Mailing AddressPo Box 749495Atlanta, GA 30374-9495 · (855) 963-2100 · Fax (813) 321-1296
Phone(346) 362-1670
Fax(346) 362-1675
Organization SubpartNo
Authorized OfficialRyan K OlsonOwner/president · (239) 561-9622
Enumeration DateJuly 16, 2026
NPPES CertifiedJuly 16, 2026
✔ NPI 1497675839 is a valid, active identifier and passes the ISO check-digit test.

Specialties & Licenses 3

★ Primary SpecialtyInternal Medicine · Hematology & OncologyAllopathic & Osteopathic Physicians
Taxonomy Code207RH0003X
Definition
An internist doctor of osteopathy that specializes in the treatment of the combination of hematology and oncology disorders. A doctor of osteopathy that is board eligible/certified by the American Osteopathic Board of Internal Medicine WAS able to obtain a Certificate of Special Qualifications in the field of Hematology and Oncology. The Certificate is NO longer offered.
Also ListedInternal Medicine · HematologyTaxonomy 207RH0000X
Also ListedInternal Medicine · Medical OncologyTaxonomy 207RX0202X
18955 N MEMORIAL DR STE 530, Humble, TX 77338
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Group Practice 1

Group TaxonomyThis provider is a business group of one or more individual practitioners, who practice with different areas of specialization.193200000X MULTI-SPECIALTY GROUP

Other Providers at the Same Location NPPES 2

Providers registered at the same practice address, or within the immediate area, according to the NPPES registry.

DR. CINTHYA YABAR LOWDER M.D.
Surgery (Surgical Oncology)
18955 N MEMORIAL DR STE 530
HUMBLE, TX 77338
Harris County (832) 616-5190
MICHAELA ELAINE RAMIREZ MSN, APRN, FNP-C
Nurse Practitioner (Family)
18955 N MEMORIAL DR STE 530
HUMBLE, TX 77338
Harris County (346) 362-1670

Frequently Asked Questions NPPES & CMS

Common questions about this NPI record, answered from the official NPPES registry and CMS datasets shown on this page.

What is American Oncology Partners, P.A.'s NPI number?

The NPI number for American Oncology Partners, P.A. is 1497675839. It was assigned to this organization in the NPPES registry on July 16, 2026.

Where is American Oncology Partners, P.A. located?

American Oncology Partners, P.A. is located at 18955 N Memorial Dr Ste 530, Humble, TX 77338. The listed phone number is (346) 362-1670.

What is American Oncology Partners, P.A.'s specialty?

The primary specialty registered for this NPI is Internal Medicine, specializing in Hematology & Oncology, with taxonomy code 207RH0003X.

When was this NPI record last updated?

The NPPES record for American Oncology Partners, P.A. was last updated on July 16, 2026. NPI Profile syncs weekly with the NPPES registry data releases published by CMS. This NPI record was last updated 26 days ago. If this record has changed at CMS more recently, you can request an on-demand re-check against the live CMS registry, directly from this page.