What is Alfred Marrone's specialty?

Alfred Marrone (NPI 1841388907) is a Medicare-billing provider whose primary specialty is Ophthalmology in Torrance, CA.

Where does Alfred Marrone practice?

Alfred Marrone practices in Torrance, CA, based on the location reported in the CMS Medicare provider datasets for NPI 1841388907.

How much does Medicare pay Alfred Marrone?

Alfred Marrone (NPI 1841388907) received approximately $218K in total Medicare Part B payments, serving 706 beneficiaries, per the CMS Medicare Physician & Other Practitioners dataset.

PROVIDER PROFILE · NPI 1841388907

Alfred MarroneM.D.

PRACTICEALFRED C. MARRONE, MD A MEDICAL CORPSee all providers at this practice →

OphthalmologyTorrance, CAI

MEDICARE UTILIZATION · PART B · 2024

Total beneficiaries

1,423

Unique beneficiaries

—

Total services

1,746

Distinct HCPCS

Medicare payment

$171K

Peer benchmark

Total Medicare services vs. 2,144 Ophthalmology providers in CA — above median (cohort median 1,859).

PRESCRIBING · PART D · 2024

Total Rx claims

1,252

Beneficiaries

—

Total drug cost

$46K

Distinct drugs

Brand share

35.7%

Top prescribed drugs

Latanoprost197 claims

Dorzolamide Hcl/Timolol Maleat169 claims

Cephalexin154 claims

Ofloxacin134 claims

Tobramycin/Dexamethasone93 claims

QUALITY · MIPS · 2024

Final MIPS score

84.4

Quality

91.9

Cost

76.2

Improvement activities

40.0

Promoting interop.

76.0

Payment adjustment

0.40%

Group

INDUSTRY PAYMENTS · OPEN PAYMENTS · 2024

Total received

$265

Payment records

By payment type

Food and Beverage$265

Top paying entities

Food and Beverage$265

REFERRAL NETWORK

Where Alfred Marrone'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). 11 inbound referrers · 0 outbound destinations.

Receives referrals from

Inbound — who sends patients here

Physician	Patients	Visits
TORRANCE MEMORIAL MEDICAL CENTER	213	488
Unilab Corporation Clinical Laboratory · West Hills, CA	72	125
PATHOLOGY, INC.	34	80
Thomas Lagrelius Family Practice · Torrance, CA	20	96
WEST COAST CLINICAL LABORATORIES, INC.	15	30
Anna Mellor Internal Medicine · Rolling Hills Estates, CA	15	34
Shahinaz Soliman Family Practice · Torrance, CA	13	49
Howard Fein Dermatology · Rolling Hills Estates, CA	12	21
John Blakey Pathology · Torrance, CA	11	14
Albert Grabb Diagnostic Radiology · Torrance, CA	11	17
William Averill Cardiology · Torrance, CA	11	21

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