50 Years of Experience
Accepting patients
Online booking
Affiliated with a Castle Connolly Top Hospital
Who is Dr. Orr, Hematology / Oncology Specialist in Los Angeles, CA?
Dr. Leo Orr, MD is a Hematology / Oncology Specialist, who primarily practices in Los Angeles, CA with 2 additional practice locations. He has been practicing for over 50 years and is board certified. Dr. Orr graduated from Baylor College of Medicine and completed his residency at University of Texas At Southwestern. Dr. Orr is fluent in English, Spanish, and Tagalog, and is currently seeing new patients. Dr. Orr’s practice accepts Kaiser Permanente, Medicaid, Medicare, UnitedHealthcare, Aetna, Cigna and other major insurance plans. To book an appointment or to confirm insurance options, please call Dr. Orr’s office at (213) 481-3948.
What are Areas of Expertise for Dr. Orr?
Dr. Leo Orr, MD is a highly-rated, board-certified Hematology / Oncology Specialist known for expertly diagnosing, treating, and managing a wide array of related conditions or procedures. Utilizing the latest medical advancements and evidence-based practices, Dr. Orr empowers patients to confidently navigate their health journey, specializing in Breast Cancer, Hematology, Lymphoma, Sarcoma-Soft Tissue, or comprehensive wellness support. Serving the Los Angeles/CA community, Dr. Orr is dedicated to enhancing lives through expert, patient-centered care.
Where did Dr. Orr go to medical school and complete their residency?
Residency: University of Texas At Southwestern | Methodist Health System Dallas Program
Medical School: Baylor College of Medicine
What languages does Dr. Orr speak?
Dr. Orr and their clinical team can communicate with patients in the following languages:
English
Spanish
Tagalog
What conditions does Dr. Orr treat?
As a Hematology / Oncology Specialist, Dr. Orr diagnoses, treats, and manages a wide range of conditions. This condition information is derived from anonymized insurance claims and highlights the medical conditions most commonly treated by Dr. Orr. It provides insight into the doctor’s areas of experience and expertise based on real-world patient encounters from the past two years, updated quarterly.
Also known as:
- Iron Deficiency Anemia from Chronic Blood Loss
- Anemia
- Iron Deficiency Anemia
- Iron
- Anemia due to iron deficiency and blood loss
- Chronic blood loss anemia
- Low iron anemia from bleeding
- Low Red Blood Cell Count
- Low Hemoglobin
- Iron deficiency
- Anemia from Iron Lack
- Low Iron Anemia
- Sideropenic Anemia
ICD-10 Codes:
- D500: Iron deficiency anemia secondary to blood loss (chronic)
- D649: Anemia, unspecified
- D509: Iron deficiency anemia, unspecified
Also known as:
- Cancer Chemotherapy
- Cancer Immunotherapy
- Chemo treatment
- Oncology chemotherapy
- Cancer drug therapy
- Oncology immunotherapy
- Immune therapy for cancer
ICD-10 Codes:
- Z5111: Encounter for antineoplastic chemotherapy
- Z5112: Encounter for antineoplastic immunotherapy
Also known as:
- Lower-Outer Quadrant Left Female Breast Cancer
- Upper-Outer Quadrant Right Female Breast Cancer
- Central Left Female Breast Cancer
- Central Right Female Breast Cancer
- Breast Cancer
- Lower-Outer Quadrant Right Female Breast Cancer
- Left female breast cancer lower-outer
- Lower-outer left female breast tumor
- Malignant growth in lower-outer left female breast
- Right female breast cancer upper-outer
- Upper-outer right female breast tumor
- Malignant growth in upper-outer right female breast
- Left female breast central tumor
- Malignant growth in central left female breast
- Right female breast central tumor
- Malignant growth in central right female breast
- Female Breast Cancer
- Malignant Breast Tumor
- Breast Carcinoma
- Right female breast cancer lower-outer
- Lower-outer right female breast tumor
- Malignant growth in lower-outer right female breast
ICD-10 Codes:
- C50512: Malignant neoplasm of lower-outer quadrant of left female breast
- C50411: Malignant neoplasm of upper-outer quadrant of right female breast
- C50112: Malignant neoplasm of central portion of left female breast
- C50111: Malignant neoplasm of central portion of right female breast
- C50412: Malignant neoplasm of upper-outer quadrant of left female breast
- C50511: Malignant neoplasm of lower-outer quadrant of right female breast
Also known as:
- Colorectal Cancer
- Rectal cancer
- Colon cancer
- Bowel cancer
- Malignant neoplasm of rectum
- Malignant neoplasm of sigmoid colon
ICD-10 Codes:
- C20: Malignant neoplasm of rectum
- C187: Malignant neoplasm of sigmoid colon
Also known as:
- Other Secondary Low Platelet Counts
- Thrombocytopenia
- Platelet Disorder
- Acquired Thrombocytopenia
- Low Platelets from Other Conditions
- Low platelet count
- Platelet deficiency
- Bleeding disorder
ICD-10 Codes:
- D6959: Other secondary thrombocytopenia
- D696: Thrombocytopenia, unspecified
Also known as:
- Prostate Cancer
- Prostate Cancer Treatment (PDQ®)
- Prostatic Carcinoma
- Prostate Gland Cancer
- Malignant Prostate Tumor
ICD-10 Codes:
- C61: Malignant neoplasm of prostate
Also known as:
- Stomach Cancer
- Gastric Cancer
- Malignant Neoplasm of Stomach
- Stomach Tumor
ICD-10 Codes:
- C162: Malignant neoplasm of body of stomach
Also known as:
- Secondary Bone Cancer
- Bone Cancer
- Metastatic bone cancer
- Cancer spread to bone
- Bone metastases
ICD-10 Codes:
- C7951: Secondary malignant neoplasm of bone
Also known as:
- Multiple Myeloma
- Plasma Cell Neoplasms (Including Multiple Myeloma) Treatment (PDQ®)
- Active multiple myeloma
- Untreated multiple myeloma
- Plasma cell myeloma
ICD-10 Codes:
- C9000: Multiple myeloma not having achieved remission
Also known as:
- Vitamin B12 Deficiency Anemia
- Anemia
- B Vitamins
- B12 Anemia
- Dietary B12 Anemia
- Cobalamin Deficiency Anemia
ICD-10 Codes:
- D519: Vitamin B12 deficiency anemia, unspecified
Which procedures does Dr. Orr perform as a Hematology / Oncology Specialist?
As a Hematology / Oncology Specialist, procedures performed by a Dr. Leo Orr may include:
- 3D Conformal Radiotherapy
- Adaptive Radiation Therapy (ART)
- Adrenalectomy
- Blood Thinning Therapy / Anticoagulation
- Blood Transfusion Consultation
- Blood Transfusion Follow Up
- Bone Excision
- Bone Grafting
For detailed information, please contact Dr. Orr's office.
Does Dr. Orr accept my insurance?
Dr. Orr accepts most major insurance plans. Important: Please call our office at (213) 481-3948 before your appointment to verify that your specific plan and network are accepted.
What insurance plans does Dr. Orr accept in Los Angeles, CA?
Dr. Orr in Los Angeles, CA accepts plans from many carriers. While this list is updated regularly, it is not a guarantee of coverage.
Top Insurances
All Other Third Party
Altamed Health Services
Blue Shield of California
Centene
City of Los Angeles
GlobalHealth
HealthSmart
Medicaid
OptumRx
Preferred IPA
View All Insurances
Where is Dr. Orr's office located?
Dr. Leo Orr's Primary Practice
1127 Wilshire Blvd Ste 900
Los Angeles, CA 90017
(213) 481-3948
Would you like to schedule an appointment with Dr. Leo Orr?
Dr. Orr has appointments available at his Los Angeles, CA office, as well as 2 other locations. Please select a location, date, and time below.
What is Dr. Orr's NPI number?An National Provider Identifier (NPI) is a unique ID number that identifies doctors and healthcare providers nationwide.
Dr. Orr's National Provider Identifier (NPI) number is 1730102286.
What common questions do patients ask about Dr. Orr?
Here are answers to patients Frequently Asked Questions (FAQ’s) about Dr. Orr
What is Dr. Leo Orr's specialty?
Dr. Orr is a Hematology / Oncology Specialist near Los Angeles, CA. An internist doctor of osteopathy specializing in the combined treatment of hematology and oncology disorders. A doctor of osteopathy who is board eligible or certified by the American Osteopathic Board of Internal Medicine was previously able to obtain a Certificate of Special Qualifications in Hematology and Oncology; however, this certificate is no longer available. Contact Dr. Orr to book an appointment today.
Is this Dr. Leo Orr affiliated with a ranked Castle Connolly Top Hospital?
Yes, Dr. Orr is affiliated with PIH Health Good Samaritan Hospital, Dignity Health - California Hospital Medical Center which are a Castle Connolly Top Hospitals. Castle Connolly Top Hospitals are healthcare institutions recognized for their excellence in specific medical procedures and overall patient care. They are identified through a rigorous peer nomination process, evaluating factors like patient outcomes, quality of care, and expertise. The list recognizes hospitals that excel in 20 or more specific medical procedures, representing the top 25% nationwide. Castle Connolly Top Hospitals
Where can I learn more about Hematology / Oncology Specialist?
Explore Hematology / Oncology Specialist with insights from trusted medical experts on EverydayHealth.com, where you'll find the most relevant content and helpful condition guides for up-to date information about symptoms, causes, diagnosis, treatment and more. See all our health guides to find trusted information on medical conditions from our experts at Everyday Health.
Is Leo Orr accepting new patients in Los Angeles, CA?
Yes, Dr. Leo Orr is accepting new patients at this time.
Does Dr. Leo Orr offer online booking?
Yes, you can use online booking to schedule an appointment with Dr. Orr, or call (213) 481-3948 for more information.
How can I make an appointment with Leo Orr?
Please contact Dr. Orr's office at (213) 481-3948 for information regarding telehealth appointment availability or for scheduling assistance.
Other Hematology / Oncology Specialist Near Los Angeles, CA
MQ
Medical Oncologist
Accepting patients
Book OnlineDr. Miguel Quirch, MD is a Medical Oncologist, who primarily practices in Los Angeles, CA with 2 additional practice locations. He is board certified.
Los Angeles, CA
BOOK APPOINTMENT
Hematology / Oncology Specialist
Accepting patientsDr. Jason Ho, MD is a Hematology / Oncology Specialist, who primarily practices in Los Angeles, CA with 1 additional practice location. He has been practicing for over 18 years and is board certified.
Los Angeles, CA
SK
Hematology / Oncology Specialist
Accepting patientsDr. Sungwon Kyung, MD is a Hematology / Oncology Specialist, who primarily practices in Los Angeles, CA. She is board certified.
Los Angeles, CA