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PROVIDER PROFILE · NPI 1194899831

Ronald ShigematsuMD

Family PracticeLos Angeles, CAI
CROSS-REFERENCE

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OIG/SAM exclusion screening, sanctions history
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FACILITY AFFILIATIONS

Hospital & Facility Affiliations (1)

CCN 555438
Nursing home
PRESCRIBING · PART D · 2024
Total Rx claims
3,384
Beneficiaries
—
Total drug cost
$125K
Distinct drugs
61
Brand share
16.0%
Top prescribed drugs
Losartan Potassium379 claims
Amlodipine Besylate346 claims
Atorvastatin Calcium311 claims
Lovastatin127 claims
Omeprazole126 claims
REFERRAL NETWORK

Where Ronald Shigematsu'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). 7 inbound referrers · 12 outbound destinations.

Receives referrals from
Inbound — who sends patients here
PhysicianPatientsVisits
ST VINCENT MEDICAL CENTER55134
Unilab Corporation
Clinical Laboratory · West Hills, CA
3978
KURATA, FRED2841
Kenneth Teshima
Podiatry · Laguna Woods, CA
1834
Patrick Takahashi
Internal Medicine · Los Angeles, CA
1748
WALUCH, VICTOR1637
Jason Ho
Hematology-Oncology · Los Angeles, CA
1261
Refers patients to
Outbound — where patients go next
PhysicianPatientsVisits
Unilab Corporation
Clinical Laboratory · West Hills, CA
118180
ST VINCENT MEDICAL CENTER4091
Narinder Batra
Cardiology · Los Angeles, CA
2791
Patrick Takahashi
Internal Medicine · Los Angeles, CA
2244
Jean Katow
Ophthalmology · Los Angeles, CA
2237
WALUCH, VICTOR2146
KURATA, FRED2129
Kan-Di-Ki Llc
Portable X-Ray Supplier · North Hollywood, CA
1950
Kenneth Teshima
Podiatry · Laguna Woods, CA
1626
Third Street Surgery Center Llc
Ambulatory Surgical Center · Los Angeles, CA
1518
NPI 19523592831531
E. Michael Mcmonigle
Diagnostic Radiology · Los Angeles, CA
1532
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.
QUALITY · MIPS · 2024
No data available for this provider in 2024.
INDUSTRY PAYMENTS · OPEN PAYMENTS · 2024
No data available for this provider in 2024.
MEDICARE UTILIZATION · PART B · 2024
Total beneficiaries
171
Unique beneficiaries
—
Total services
469
Distinct HCPCS
2
Medicare payment
$29K
Peer benchmark
Q1
Q2
Q3
Q4
Q5
Total Medicare services vs. 8,228 Family Practice providers in CA — above median (cohort median 411).