What is Luis Castro's specialty?

Luis Castro (NPI 1679587893) is a Medicare-billing provider whose primary specialty is Thoracic Surgery in Redwood City, CA.

Where does Luis Castro practice?

Luis Castro practices in Redwood City, CA, based on the location reported in the CMS Medicare provider datasets for NPI 1679587893.

How much does Medicare pay Luis Castro?

Luis Castro (NPI 1679587893) received approximately $293K in total Medicare Part B payments, serving 192 beneficiaries, per the CMS Medicare Physician & Other Practitioners dataset.

PROVIDER PROFILE · NPI 1679587893

Luis CastroM.D.

PRACTICECAROL L. MERRYFIELD, MD, INC.See all providers at this practice →

Thoracic SurgeryRedwood City, CAI

MEDICARE UTILIZATION · PART B · 2024

Total beneficiaries

379

Unique beneficiaries

—

Total services

385

Distinct HCPCS

Medicare payment

$178K

Peer benchmark

Total Medicare services vs. 222 Thoracic Surgery providers in CA — top quintile (cohort median 226).

PRESCRIBING · PART D · 2024

Total Rx claims

Beneficiaries

—

Total drug cost

$134

Distinct drugs

Brand share

0.0%

Top prescribed drugs

Tramadol Hcl13 claims

Torsemide12 claims

QUALITY · MIPS · 2024

Final MIPS score

99.6

Quality

86.3

Cost

0.0

Improvement activities

40.0

Promoting interop.

100.0

Payment adjustment

1.04%

APM Entity

INDUSTRY PAYMENTS · OPEN PAYMENTS · 2025

Total received

$3K

Payment records

By payment type

Consulting Fee$3K

Food and Beverage$651

Top paying entities

Consulting Fee$3K

Food and Beverage$651

REFERRAL NETWORK

Where Luis Castro'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). 16 inbound referrers · 0 outbound destinations.

Receives referrals from

Inbound — who sends patients here

Physician	Patients	Visits
HARMON, ADAM	103	248
SHOOR, PERRY	46	140
BURKE, VINCENT	43	139
WHEAT, RICHARD	41	101
NPI 1114151586	32	64
Shanthala Keshavacharya Anesthesiology · Palo Alto, CA	29	59
Daetwan Williams Anesthesiology · Palo Alto, CA	26	70
Melissa Lim Pulmonary Disease · Redwood City, CA	20	96
James Zimmerman Vascular Surgery · Redwood City, CA	20	74
Nellis Smith Cardiology · E Palo Alto, CA	17	121
Bruce Benedick Interventional Cardiology · E Palo Alto, CA	15	106
Edward Anderson Internal Medicine · E Palo Alto, CA	14	60

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