PROVIDER PROFILE · NPI 1821000100

Michael ArnsteinM.D.

PRACTICEMICHAEL ARNSTEINSee all providers at this practice →

Plastic and Reconstructive SurgeryTorrance, CAI

MEDICARE UTILIZATION · PART B · 2024

Total beneficiaries

839

Unique beneficiaries

—

Total services

1,460

Distinct HCPCS

Medicare payment

$263K

Peer benchmark

Total Medicare services vs. 396 Plastic and Reconstructive Surgery providers in CA — top quintile (cohort median 171).

PRESCRIBING · PART D · 2024

Total Rx claims

Beneficiaries

—

Total drug cost

$361

Distinct drugs

Brand share

45.5%

Top prescribed drugs

Sulfamethoxazole/Trimethoprim30 claims

Mupirocin23 claims

Doxycycline Hyclate13 claims

QUALITY · MIPS · 2024

No data available for this provider in 2024.

INDUSTRY PAYMENTS · OPEN PAYMENTS · 2024

Total received

$4K

Payment records

By payment type

Food and Beverage$3K

Travel and Lodging$859

REFERRAL NETWORK

Where Michael Arnstein'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
Sidney Newman Dermatology · Los Alamitos, CA	149	300
OMNIPATH DIAGNOSTICS, INC	148	351
Unilab Corporation Clinical Laboratory · West Hills, CA	34	76
Ronald Holness General Surgery · Los Alamitos, CA	24	174
Nathan Chung General Surgery · Apple Valley, CA	24	197
Michael Radonich Dermatology · Los Alamitos, CA	19	38
Mauricio Heilbron General Surgery · Long Beach, CA	14	89
TORRANCE MEMORIAL MEDICAL CENTER	13	102

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