PROVIDER PROFILE · NPI 1427090414

Steven ChangM.D.

AnesthesiologyWalnut Creek, CAI

MEDICARE UTILIZATION · PART B · 2024

Total beneficiaries

Unique beneficiaries

—

Total services

Distinct HCPCS

Medicare payment

$9K

Peer benchmark

Total Medicare services vs. 4,547 Anesthesiology providers in CA — below median (cohort median 182).

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 Steven Chang'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). 0 inbound referrers · 5 outbound destinations.

Receives referrals from

Inbound — who sends patients here

No inbound pairs above the suppression threshold.

Refers patients to

Outbound — where patients go next

Physician	Patients	Visits
Aspen Surgery Center, Llc Ambulatory Surgical Center · Walnut Creek, CA	70	87
JOHN MUIR HEALTH	39	64
Laboratory Corporation Of America Clinical Laboratory · San Diego, CA	23	42
JOHN MUIR HEALTH	20	34
Premier Surgery Center Ambulatory Surgical Center · Concord, CA	13	17

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