What is Peter Sim's specialty?

Peter Sim (NPI 1659309672) is a Medicare-billing provider whose primary specialty is Infectious Disease in Los Angeles, CA.

Where does Peter Sim practice?

Peter Sim practices in Los Angeles, CA, based on the location reported in the CMS Medicare provider datasets for NPI 1659309672.

How much does Medicare pay Peter Sim?

Peter Sim (NPI 1659309672) received approximately $255K in total Medicare Part B payments, serving 458 beneficiaries, per the CMS Medicare Physician & Other Practitioners dataset.

PROVIDER PROFILE · NPI 1659309672

Peter SimM.D.

PRACTICEUSC UNIVERSITY HOSPITALSee all providers at this practice →

Infectious DiseaseLos Angeles, CAI

MEDICARE UTILIZATION · PART B · 2024

Total beneficiaries

844

Unique beneficiaries

—

Total services

3,905

Distinct HCPCS

Medicare payment

$255K

Peer benchmark

Total Medicare services vs. 583 Infectious Disease providers in CA — top quintile (cohort median 564).

PRESCRIBING · PART D · 2024

No data available for this provider in 2024.

QUALITY · MIPS · 2024

Final MIPS score

75.0

Quality

0.0

Cost

52.5

Improvement activities

0.0

Promoting interop.

0.0

Payment adjustment

0.00%

Individual

INDUSTRY PAYMENTS · OPEN PAYMENTS · 2024

No data available for this provider in 2024.

REFERRAL NETWORK

Where Peter Sim'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). 101 inbound referrers · 0 outbound destinations.

Receives referrals from

Inbound — who sends patients here

Physician	Patients	Visits
Martin Schwartz Diagnostic Radiology · Los Angeles, CA	264	1,301
VEN, SAVY	228	566
Mohan Rao Nephrology · South El Monte, CA	145	1,136
SUCCESS HEALTHCARE 1 LLC	138	316
William Chu Diagnostic Radiology · Baldwin Park, CA	121	930
ALAKOR HEALTHCARE LLC	112	265
TRANS LIFE INC.	107	266
Mehmet Demirozu Internal Medicine · Hawthorne, CA	77	525
Loraine Diego Family Practice · Los Angeles, CA	72	327
Aldric Shim Diagnostic Radiology · Monterey Park, CA	71	193
Eric Chang Medical Oncology · Monterey Park, CA	69	247
Gary Grimes Anesthesiology · Los Angeles, CA	68	167

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