What is Brian Chasin's specialty?

Brian Chasin (NPI 1952329328) is a Medicare-billing provider whose primary specialty is Infectious Disease in Phoenix, AZ.

Where does Brian Chasin practice?

Brian Chasin practices in Phoenix, AZ, based on the location reported in the CMS Medicare provider datasets for NPI 1952329328.

How much does Medicare pay Brian Chasin?

Brian Chasin (NPI 1952329328) received approximately $23K in total Medicare Part B payments, serving 183 beneficiaries, per the CMS Medicare Physician & Other Practitioners dataset.

PROVIDER PROFILE · NPI 1952329328

Brian ChasinMD

Infectious DiseasePhoenix, AZI

MEDICARE UTILIZATION · PART B · 2024

Total beneficiaries

183

Unique beneficiaries

—

Total services

188

Distinct HCPCS

Medicare payment

$23K

Peer benchmark

Total Medicare services vs. 115 Infectious Disease providers in AZ — bottom quintile (cohort median 840).

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 Brian Chasin'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). 48 inbound referrers · 0 outbound destinations.

Receives referrals from

Inbound — who sends patients here

Physician	Patients	Visits
ORO VALLEY HOSPITAL LLC	570	1,408
Golder Ranch Fire District Ambulance Service Provider · Tucson, AZ	154	355
KARTCHNER, ZANE	139	365
YOSHINO, MARK	114	276
Kevin Kelly Diagnostic Radiology · Tucson, AZ	93	241
Guy Borders Diagnostic Radiology · Tucson, AZ	79	202
TIPIRNENI, MAHESH	78	195
POWELL, REBECCA	78	208
R Christopher Dillon Diagnostic Radiology · Tucson, AZ	61	162
Stephanie Reddick Diagnostic Radiology · Tucson, AZ	55	139
NORTHWEST HOSPITAL LLC	45	97
Ajay Tuli Interventional Cardiology · Tucson, AZ	42	150

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