What is Leo Orr's specialty?

Leo Orr (NPI 1730102286) is a Medicare-billing provider whose primary specialty is Hematology-Oncology in Los Angeles, CA.

Where does Leo Orr practice?

Leo Orr practices in Los Angeles, CA, based on the location reported in the CMS Medicare provider datasets for NPI 1730102286.

How much does Medicare pay Leo Orr?

Leo Orr (NPI 1730102286) received approximately $731K in total Medicare Part B payments, serving 208 beneficiaries, per the CMS Medicare Physician & Other Practitioners dataset.

PROVIDER PROFILE · NPI 1730102286

Leo OrrM.D.

PRACTICELEO E. ORR, JR., M.D., INC.See all providers at this practice →

Hematology-OncologyLos Angeles, CAI

MEDICARE UTILIZATION · PART B · 2024

Total beneficiaries

579

Unique beneficiaries

—

Total services

6,809

Distinct HCPCS

Medicare payment

$183K

Peer benchmark

Total Medicare services vs. 957 Hematology-Oncology providers in CA — above median (cohort median 4,173).

PRESCRIBING · PART D · 2024

Total Rx claims

650

Beneficiaries

—

Total drug cost

$2.2M

Distinct drugs

Brand share

30.0%

Top prescribed drugs

Letrozole83 claims

Anastrozole50 claims

Enzalutamide45 claims

Prednisone39 claims

Palbociclib29 claims

QUALITY · MIPS · 2024

No data available for this provider in 2024.

INDUSTRY PAYMENTS · OPEN PAYMENTS · 2025

Total received

$4K

Payment records

144

By payment type

Food and Beverage$3K

Education$99

Top paying entities

Food and Beverage$3K

Education$99

REFERRAL NETWORK

Where Leo Orr's patients come from & go

Directional shared-patient flow from Medicare claims — who sends patients to this provider (inbound) and where this provider's patients go next (outbound). 10 inbound referrers · 0 outbound destinations.

Receives referrals from

Inbound — who sends patients here

Physician	Patients	Visits
Unilab Corporation Clinical Laboratory · West Hills, CA	61	451
DIGNITY COMMUNITY CARE	48	318
Eugene Choi Diagnostic Radiology · Los Angeles, CA	34	255
NPI 1194773143	30	274
CHALISON, JOHN	17	122
ST VINCENT MEDICAL CENTER	17	127
Matthew Austin Diagnostic Radiology · Richmond, VA	16	88
City Of Los Angeles Ambulance Service Provider · Los Angeles, CA	15	37
David Huang Radiation Oncology · Los Angeles, CA	11	242
Ellsworth Grant Hematology-Oncology · Los Angeles, CA	11	104

Refers patients to

Outbound — where patients go next

No outbound pairs above the suppression threshold.

Source: CMS Physician Shared Patient Patterns (30-day window, Medicare FFS). Direction = a beneficiary seen by the first provider, then the second, within 30 days; a proxy for referral, not a documented referral. Pairs with fewer than 11 shared beneficiaries are suppressed.

CROSS-REFERENCE

Related data on other Healthparse brands

ProviderScore

OIG/SAM exclusion screening, sanctions history

Healthparse Signals

Monitor this provider for changes — dated NPI change events