What is Maria Matsumoto's specialty?

Maria Matsumoto (NPI 1609812916) is a Medicare-billing provider whose primary specialty is Diagnostic Radiology in San Jose, CA.

Where does Maria Matsumoto practice?

Maria Matsumoto practices in San Jose, CA, based on the location reported in the CMS Medicare provider datasets for NPI 1609812916.

How much does Medicare pay Maria Matsumoto?

Maria Matsumoto (NPI 1609812916) received approximately $393K in total Medicare Part B payments, serving 4,078 beneficiaries, per the CMS Medicare Physician & Other Practitioners dataset.

PROVIDER PROFILE · NPI 1609812916

Maria MatsumotoM.D.

Diagnostic RadiologySan Jose, CAI

MEDICARE UTILIZATION · PART B · 2024

Total beneficiaries

4,959

Unique beneficiaries

—

Total services

5,393

Distinct HCPCS

Medicare payment

$378K

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

Final MIPS score

96.8

Quality

85.0

Cost

0.0

Improvement activities

40.0

Promoting interop.

100.0

Payment adjustment

0.92%

Group

INDUSTRY PAYMENTS · OPEN PAYMENTS · 2025

No data available for this provider in 2025.

REFERRAL NETWORK

Where Maria Matsumoto'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). 30 inbound referrers · 0 outbound destinations.

Receives referrals from

Inbound — who sends patients here

Physician	Patients	Visits
NPI 1447682380	83	124
SAN JOSE HEALTHCARE SYSTEM, L.P.	46	62
Nicole Hong Phuong Thai Internal Medicine · San Jose, CA	33	47
GOOD SAMARITAN HOSPITAL, L.P.	32	52
COUNTY OF SANTA CLARA	28	64
Dae-Wook Kang Internal Medicine · San Jose, CA	25	48
David Eller Diagnostic Radiology · San Jose, CA	25	40
WEST COAST CLINICAL LABORATORIES, INC.	22	43
KORSUNSKY, ALEXANDER	21	34
EL CAMINO HOSPITAL	21	33
Tung Nguyen Family Practice · San Jose, CA	20	49
SAN JOSE FOOTHILL FAMILY COMMUNITY CLINIC, INC.	20	53

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