PROVIDER PROFILE · NPI 1417156829

John WaltonMD

PRACTICETHE PERMANENTE MEDICAL GROUPSee all providers at this practice →

Diagnostic RadiologyOakland, CAI

MEDICARE UTILIZATION · PART B · 2024

Total beneficiaries

112

Unique beneficiaries

—

Total services

115

Distinct HCPCS

Medicare payment

$3K

Peer benchmark

Total Medicare services vs. 3,474 Diagnostic Radiology providers in CA — bottom quintile (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 · 2024

No data available for this provider in 2024.

REFERRAL NETWORK

Where John Walton'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). 1 inbound referrers · 5 outbound destinations.

Receives referrals from

Inbound — who sends patients here

Physician	Patients	Visits
KAISER FOUNDATION HOSPITALS	48	93

Refers patients to

Outbound — where patients go next

Physician	Patients	Visits
KAISER FOUNDATION HOSPITALS	103	182
American Medical Response West Ambulance Service Provider · Concord, CA	32	57
Rita Ng Internal Medicine · Oakland, CA	19	29
Shaojun Wang Cardiology · Richmond, CA	16	22
CONTRA COSTA COUNTY	11	19

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