Los Angeles Hematology-Oncology Medical Group
NPI 1619675535 · Hematology & Oncology Physician · Valencia, CA
Los Angeles Hematology-Oncology Medical Group is a Hematology & Oncology Physician organization in Valencia, CA (NPI 1619675535).
Provider details
- NPI number
- 1619675535
- Entity type
- Organization
- Primary specialty
- Hematology & Oncology PhysicianAllopathic & Osteopathic Physicians
- Organization subpart
- No
- Authorized official
- Marla Wsiaki, Project Manager(323) 254-0046
Specialties & taxonomies
Allopathic & Osteopathic Physicians
Profile Score
A profile completeness & documented-activity index — NOT a quality, outcomes, or patient-satisfaction rating.
- Registry tenure38% of score
3 yrs 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
Registry dates
- Enumerated
- 2023-02-20
- Last updated
- 2023-02-20
- Certified
- 2023-02-20
Frequently asked questions
- What is Los Angeles Hematology-Oncology Medical Group's NPI number?
- Los Angeles Hematology-Oncology Medical Group's National Provider Identifier (NPI) is 1619675535, a unique 10-digit ID issued by CMS for use in standard healthcare transactions.
- What type of organization is Los Angeles Hematology-Oncology Medical Group?
- Los Angeles Hematology-Oncology Medical Group is classified in the NPPES registry as Hematology & Oncology Physician (Allopathic & Osteopathic Physicians).
- Where is Los Angeles Hematology-Oncology Medical Group located?
- Los Angeles Hematology-Oncology Medical Group's practice location on file with NPPES is 25425 Orchard Village Rd Ste 150, Valencia, CA 91355-2959.
- What is Los Angeles Hematology-Oncology Medical Group's phone number?
- The practice phone number listed in the NPPES registry for Los Angeles Hematology-Oncology Medical Group is (323) 693-2484.
- Who is the authorized official for Los Angeles Hematology-Oncology Medical Group?
- The authorized official listed on Los Angeles Hematology-Oncology Medical Group's NPPES record is Marla Wsiaki, Project Manager. The authorized official registers and maintains the organization's NPI and is not necessarily its owner.
- Is Los Angeles Hematology-Oncology Medical Group's NPI active?
- Yes — Los Angeles Hematology-Oncology Medical Group's NPI (1619675535) is active in the NPPES registry as of the last update on 2023-02-20.
Source: CMS NPPES Data Dissemination (June 2026). NPI Central is not affiliated with CMS. Data is provided as-is from the public registry.