What is Sarah Kao's specialty?

Sarah Kao (NPI 1568660538) is a Medicare-billing provider whose primary specialty is Diagnostic Radiology in San Diego, CA.

Where does Sarah Kao practice?

Sarah Kao practices in San Diego, CA, based on the location reported in the CMS Medicare provider datasets for NPI 1568660538.

How much does Medicare pay Sarah Kao?

Sarah Kao (NPI 1568660538) received approximately $114K in total Medicare Part B payments, serving 1,282 beneficiaries, per the CMS Medicare Physician & Other Practitioners dataset.

PROVIDER PROFILE · NPI 1568660538

Sarah KaoM.D.

Diagnostic RadiologySan Diego, CAI

MEDICARE UTILIZATION · PART B · 2024

Total beneficiaries

1,421

Unique beneficiaries

—

Total services

3,590

Distinct HCPCS

Medicare payment

$100K

Peer benchmark

Total Medicare services vs. 3,474 Diagnostic Radiology providers in CA — above median (cohort median 2,975).

PRESCRIBING · PART D · 2024

No data available for this provider in 2024.

QUALITY · MIPS · 2024

No data available for this provider in 2024.

INDUSTRY PAYMENTS · OPEN PAYMENTS · 2025

No data available for this provider in 2025.

REFERRAL NETWORK

Where Sarah Kao'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). 16 inbound referrers · 0 outbound destinations.

Receives referrals from

Inbound — who sends patients here

Physician	Patients	Visits
Unilab Corporation Clinical Laboratory · West Hills, CA	207	491
Vinh Nguyen Diagnostic Radiology · Newport Beach, CA	44	53
HEALTH DIAGNOSTICS OF CALIFORNIA, LLC	30	50
Kamran Haghighat Internal Medicine · Anaheim, CA	23	24
Madhavan Krishnan Diagnostic Radiology · Mission Viejo, CA	17	21
BALLENTINE, RENEE	17	25
Gary Ohashi Family Practice · Westminster, CA	17	34
BRASLAU, DANIEL	16	25
ORANGE COAST MEMORIAL MEDICAL CENTER	16	27
Patricia Mcdermott Family Practice · Malibu, CA	15	19
Noreen Hussaini Rheumatology · Long Beach, CA	14	22
LEKAWA, DEEPIKA	14	36

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