Leo E. Orr, Jr., M.D., Inc.
NPI 1922198795 · Hematology & Oncology Physician · Los Angeles, CA
Leo E. Orr, Jr., M.D., Inc. is a Hematology & Oncology Physician organization in Los Angeles, CA (NPI 1922198795).
Provider details
- NPI number
- 1922198795
- Entity type
- Organization
- Primary specialty
- Hematology & Oncology PhysicianAllopathic & Osteopathic Physicians
- Organization subpart
- No
- Authorized official
- Elizabeth Ventura, Office Manager(213) 481-3948
- License
- C35803 (CA)
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
19 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
Other names (DBA / former)
- Other name
- Leo E. Orr, Jr., M.D.
Registry dates
- Enumerated
- 2006-10-13
- Last updated
- 2023-03-07
Frequently asked questions
- What is Leo E. Orr, Jr., M.D., Inc.'s NPI number?
- Leo E. Orr, Jr., M.D., Inc.'s National Provider Identifier (NPI) is 1922198795, a unique 10-digit ID issued by CMS for use in standard healthcare transactions.
- What type of organization is Leo E. Orr, Jr., M.D., Inc.?
- Leo E. Orr, Jr., M.D., Inc. is classified in the NPPES registry as Hematology & Oncology Physician (Allopathic & Osteopathic Physicians).
- Where is Leo E. Orr, Jr., M.D., Inc. located?
- Leo E. Orr, Jr., M.D., Inc.'s practice location on file with NPPES is 1245 Wilshire Blvd, Los Angeles, CA 90017-4810.
- What is Leo E. Orr, Jr., M.D., Inc.'s phone number?
- The practice phone number listed in the NPPES registry for Leo E. Orr, Jr., M.D., Inc. is (213) 481-3948.
- Who is the authorized official for Leo E. Orr, Jr., M.D., Inc.?
- The authorized official listed on Leo E. Orr, Jr., M.D., Inc.'s NPPES record is Elizabeth Ventura, Office Manager. The authorized official registers and maintains the organization's NPI and is not necessarily its owner.
- Is Leo E. Orr, Jr., M.D., Inc.'s NPI active?
- Yes — Leo E. Orr, Jr., M.D., Inc.'s NPI (1922198795) is active in the NPPES registry as of the last update on 2023-03-07.
Source: CMS NPPES Data Dissemination (June 2026). NPI Central is not affiliated with CMS. Data is provided as-is from the public registry.