PROVIDER PROFILE · NPI 1811984123

Jay KimM.D.

RheumatologyFullerton, CAI

MEDICARE UTILIZATION · PART B · 2024

Total beneficiaries

727

Unique beneficiaries

—

Total services

1,687

Distinct HCPCS

Medicare payment

$69K

Peer benchmark

Total Medicare services vs. 530 Rheumatology providers in CA — below median (cohort median 1,833).

PRESCRIBING · PART D · 2024

Total Rx claims

2,519

Beneficiaries

—

Total drug cost

$731K

Distinct drugs

Brand share

22.9%

Top prescribed drugs

Methotrexate Sodium409 claims

Diclofenac Sodium262 claims

Prednisone216 claims

Hydroxychloroquine Sulfate202 claims

Gabapentin137 claims

QUALITY · MIPS · 2024

No data available for this provider in 2024.

INDUSTRY PAYMENTS · OPEN PAYMENTS · 2024

Total received

$3K

Payment records

114

By payment type

Food and Beverage$2K

Compensation for services other than consulting, including serving as faculty or as a speaker at a venue other than a continuing education program$350

REFERRAL NETWORK

Where Jay Kim'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). 15 inbound referrers · 0 outbound destinations.

Receives referrals from

Inbound — who sends patients here

Physician	Patients	Visits
Victor Lee Pathology · Oceanside, CA	311	1,385
ST JUDE HOSPITAL INC	239	814
Steven Kim Hematology-Oncology · Fullerton, CA	46	489
Unilab Corporation Clinical Laboratory · West Hills, CA	42	110
Danh Nguyen Diagnostic Radiology · Riverside, CA	35	62
STAMBUK, EDGAR	34	58
UNGER, PHILLIP	31	53
Samuel Maxwell Diagnostic Radiology · Fullerton, CA	30	66
Hao Ngo Diagnostic Radiology · Fullerton, CA	26	53
Arman Forouzannia Diagnostic Radiology · Lynnwood, WA	24	48
Bradley Jackson Diagnostic Radiology · Fullerton, CA	21	40
David Park Hematology-Oncology · Fullerton, CA	19	103

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