What is Chad Iwashita's specialty?

Chad Iwashita (NPI 1891908646) is a Medicare-billing provider whose primary specialty is Anesthesiology in Honolulu, HI.

Where does Chad Iwashita practice?

Chad Iwashita practices in Honolulu, HI, based on the location reported in the CMS Medicare provider datasets for NPI 1891908646.

How much does Medicare pay Chad Iwashita?

Chad Iwashita (NPI 1891908646) received approximately $28K in total Medicare Part B payments, serving 151 beneficiaries, per the CMS Medicare Physician & Other Practitioners dataset.

PROVIDER PROFILE · NPI 1891908646

Chad IwashitaM.D.

AnesthesiologyHonolulu, HII

MEDICARE UTILIZATION · PART B · 2024

Total beneficiaries

Unique beneficiaries

—

Total services

Distinct HCPCS

Medicare payment

$4K

Peer benchmark

Total Medicare services vs. 142 Anesthesiology providers in HI — above median (cohort median 147).

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 Chad Iwashita'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). 9 inbound referrers · 0 outbound destinations.

Receives referrals from

Inbound — who sends patients here

Physician	Patients	Visits
THE QUEEN'S MEDICAL CENTER	51	71
Diagnostic Laboratory Services, Inc Clinical Laboratory · Aiea, HI	44	70
Pacific Asc Llc Ambulatory Surgical Center · Honolulu, HI	33	38
The Surgical Suites Llc Ambulatory Surgical Center · Honolulu, HI	29	45
Alan Faulkner Ophthalmology · Honolulu, HI	28	76
KUAKINI MEDICAL CENTER	26	33
PALI MOMI MEDICAL CENTER	22	31
Clinical Laboratories Of Hawaii Llp Clinical Laboratory · Ewa Beach, HI	15	35
Clayton Yamada Diagnostic Radiology · Honolulu, HI	11	15

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