What is Carol Marquez's specialty?

Carol Marquez (NPI 1568478014) is a Medicare-billing provider whose primary specialty is Radiation Oncology in Stanford, CA.

Where does Carol Marquez practice?

Carol Marquez practices in Stanford, CA, based on the location reported in the CMS Medicare provider datasets for NPI 1568478014.

How much does Medicare pay Carol Marquez?

Carol Marquez (NPI 1568478014) received approximately $161K in total Medicare Part B payments, serving 474 beneficiaries, per the CMS Medicare Physician & Other Practitioners dataset.

PROVIDER PROFILE · NPI 1568478014

Carol MarquezMD

PRACTICESTANFORD HEALTH CARESee all providers at this practice →

Radiation OncologyStanford, CAI

MEDICARE UTILIZATION · PART B · 2024

Total beneficiaries

1,119

Unique beneficiaries

—

Total services

2,403

Distinct HCPCS

Medicare payment

$152K

Peer benchmark

Total Medicare services vs. 496 Radiation Oncology providers in CA — above median (cohort median 1,716).

PRESCRIBING · PART D · 2024

Total Rx claims

Beneficiaries

—

Total drug cost

$1K

Distinct drugs

Brand share

0.0%

Top prescribed drugs

Mometasone Furoate87 claims

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 Carol Marquez'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). 3 inbound referrers · 0 outbound destinations.

Receives referrals from

Inbound — who sends patients here

Physician	Patients	Visits
Charlotte Kubicky Radiation Oncology · Roseville, CA	19	58
John Holland Radiation Oncology · Portland, OR	17	56
Charles Thomas Radiation Oncology · Lebanon, NH	15	39

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