OrganizationActive
Los Angeles Hematology Oncology Medical Group
NPI 1831056738 · Specialist · Tarzana, CA
Los Angeles Hematology Oncology Medical Group is a Specialist organization in Tarzana, CA (NPI 1831056738).
Provider details
- NPI number
- 1831056738
- Entity type
- Organization
- Primary specialty
- SpecialistOther Service Providers
- Parent organization
- Los Angeles Hematology Oncology Medical Group
- Organization subpart
- Yes
- Authorized official
- Boris Bagdasarian, DO(818) 409-0105
Specialties & taxonomies
Other Service Providers
Profile Score
Established profile(53/100 index)
A profile completeness & documented-activity index — NOT a quality, outcomes, or patient-satisfaction rating.
- Registry tenure38% of score
Under 1 yr in 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
5525 Etiwanda Ave Ste 200
Tarzana, CA 91356-6131
Phone: (747) 317-4148
Fax: (866) 246-1269
Street-level locationGet directions
Mailing address
541 W Colorado St Ste 205
Glendale, CA 91204-3640
Registry dates
- Enumerated
- 2026-01-05
- Last updated
- 2026-01-05
- Certified
- 2026-01-05
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 1831056738, 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 Specialist (Other Service Providers).
- Where is Los Angeles Hematology Oncology Medical Group located?
- Los Angeles Hematology Oncology Medical Group's practice location on file with NPPES is 5525 Etiwanda Ave Ste 200, Tarzana, CA 91356-6131.
- 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 (747) 317-4148.
- 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 Boris Bagdasarian, DO. 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 (1831056738) is active in the NPPES registry as of the last update on 2026-01-05.
Source: CMS NPPES Data Dissemination (June 2026). NPI Central is not affiliated with CMS. Data is provided as-is from the public registry.