American Oncology Partners, P.A.
NPI 1376435818 · Hematology & Oncology Physician · Shelton, WA
American Oncology Partners, P.A. is a Hematology & Oncology Physician organization in Shelton, WA (NPI 1376435818).
Provider details
- NPI number
- 1376435818
- Entity type
- Organization
- Primary specialty
- Hematology & Oncology PhysicianAllopathic & Osteopathic Physicians
- Organization subpart
- No
- Authorized official
- Ryan Olson, Owner/President(239) 561-9622
Specialties & taxonomies
Allopathic & Osteopathic Physicians
- Hematology (Internal Medicine) Physician207RH0000X
Allopathic & Osteopathic Physicians
- Medical Oncology Physician207RX0202X
Allopathic & Osteopathic Physicians
Profile Score
A profile completeness & documented-activity index — NOT a quality, outcomes, or patient-satisfaction rating.
- Registry tenure38% of score
1 yr in NPPES registry
- Profile completeness38% of score
100% of core fields populated
- Practice footprint23% of score
1 documented practice location
Signals a provider has no public data for (e.g. Medicare claims) are left out of the score entirely — never counted as zero — so providers without that data are not penalized. See the full formula and weights in our methodology.
Practice location
Mailing address
Other names (DBA / former)
- Doing business as
- Vista Oncology
Registry dates
- Enumerated
- 2025-07-18
- Last updated
- 2025-07-18
- Certified
- 2025-07-18
Frequently asked questions
- What is American Oncology Partners, P.A.'s NPI number?
- American Oncology Partners, P.A.'s National Provider Identifier (NPI) is 1376435818, a unique 10-digit ID issued by CMS for use in standard healthcare transactions.
- What type of organization is American Oncology Partners, P.A.?
- American Oncology Partners, P.A. is classified in the NPPES registry as Hematology & Oncology Physician (Allopathic & Osteopathic Physicians).
- Where is American Oncology Partners, P.A. located?
- American Oncology Partners, P.A.'s practice location on file with NPPES is 939 Mountain View Dr Ste 100, Shelton, WA 98584-4411.
- What is American Oncology Partners, P.A.'s phone number?
- The practice phone number listed in the NPPES registry for American Oncology Partners, P.A. is (360) 868-2410.
- Who is the authorized official for American Oncology Partners, P.A.?
- The authorized official listed on American Oncology Partners, P.A.'s NPPES record is Ryan Olson, Owner/President. The authorized official registers and maintains the organization's NPI and is not necessarily its owner.
- Is American Oncology Partners, P.A.'s NPI active?
- Yes — American Oncology Partners, P.A.'s NPI (1376435818) is active in the NPPES registry as of the last update on 2025-07-18.
Source: CMS NPPES Data Dissemination (June 2026). NPI Central is not affiliated with CMS. Data is provided as-is from the public registry.