What is Leonard Marks's specialty?

Leonard Marks (NPI 1811037450) is a Medicare-billing provider whose primary specialty is Urology in Los Angeles, CA.

Where does Leonard Marks practice?

Leonard Marks practices in Los Angeles, CA, based on the location reported in the CMS Medicare provider datasets for NPI 1811037450.

How much does Medicare pay Leonard Marks?

Leonard Marks (NPI 1811037450) received approximately $339K in total Medicare Part B payments, serving 1,015 beneficiaries, per the CMS Medicare Physician & Other Practitioners dataset.

PROVIDER PROFILE · NPI 1811037450

Leonard MarksM.D.

UrologyLos Angeles, CAI

MEDICARE UTILIZATION · PART B · 2024

Total beneficiaries

2,329

Unique beneficiaries

—

Total services

8,230

Distinct HCPCS

Medicare payment

$304K

Peer benchmark

Total Medicare services vs. 942 Urology providers in CA — top quintile (cohort median 1,637).

PRESCRIBING · PART D · 2024

Total Rx claims

388

Beneficiaries

—

Total drug cost

$33K

Distinct drugs

Brand share

44.3%

Top prescribed drugs

Alfuzosin Hcl147 claims

Silodosin76 claims

Finasteride64 claims

Tamsulosin Hcl34 claims

Mirabegron25 claims

QUALITY · MIPS · 2024

Final MIPS score

89.3

Quality

80.6

Cost

73.8

Improvement activities

40.0

Promoting interop.

100.0

Payment adjustment

0.60%

Group

INDUSTRY PAYMENTS · OPEN PAYMENTS · 2024

Total received

$33

Payment records

By payment type

Food and Beverage$33

Top paying entities

Food and Beverage$33

REFERRAL NETWORK

Where Leonard Marks'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). 8 inbound referrers · 0 outbound destinations.

Receives referrals from

Inbound — who sends patients here

Physician	Patients	Visits
REGENTS OF THE UNIV OF CALIFORNIA	45	126
Steven Raman Diagnostic Radiology · Los Angeles, CA	41	194
Unilab Corporation Clinical Laboratory · West Hills, CA	35	139
David Lu Pathology · Los Angeles, CA	34	148
David Lu Diagnostic Radiology · Los Angeles, CA	32	124
Jonathan Said Pathology · Los Angeles, CA	29	144
Jianyu Rao Pathology · Los Angeles, CA	21	83
PROVIDENCE SAINT JOHN'S HEALTH CENTER	11	35

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