What is Marvin Diaz-Lacayo's specialty?

Marvin Diaz-Lacayo (NPI 1477590214) is a Medicare-billing provider whose primary specialty is Internal Medicine in Dorchester Center, MA.

Where does Marvin Diaz-Lacayo practice?

Marvin Diaz-Lacayo practices in Dorchester Center, MA, based on the location reported in the CMS Medicare provider datasets for NPI 1477590214.

How much does Medicare pay Marvin Diaz-Lacayo?

Marvin Diaz-Lacayo (NPI 1477590214) received approximately $55K in total Medicare Part B payments, serving 234 beneficiaries, per the CMS Medicare Physician & Other Practitioners dataset.

PROVIDER PROFILE · NPI 1477590214

Marvin Diaz-LacayoM.D.

PRACTICECARITAS CARNEY HOSPITALSee all providers at this practice →

Internal MedicineDorchester Center, MAI

MEDICARE UTILIZATION · PART B · 2024

Total beneficiaries

476

Unique beneficiaries

—

Total services

611

Distinct HCPCS

Medicare payment

$53K

Peer benchmark

Total Medicare services vs. 3,978 Internal Medicine providers in MA — above median (cohort median 564).

PRESCRIBING · PART D · 2024

Total Rx claims

7,441

Beneficiaries

—

Total drug cost

$509K

Distinct drugs

135

Brand share

19.5%

Top prescribed drugs

Atorvastatin Calcium383 claims

Lisinopril287 claims

Omeprazole250 claims

Metoprolol Succinate218 claims

Gabapentin207 claims

QUALITY · MIPS · 2024

No data available for this provider in 2024.

INDUSTRY PAYMENTS · OPEN PAYMENTS · 2025

Total received

$22

Payment records

By payment type

Food and Beverage$22

Top paying entities

Food and Beverage$22

REFERRAL NETWORK

Where Marvin Diaz-Lacayo'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 · 7 outbound destinations.

Receives referrals from

Inbound — who sends patients here

Physician	Patients	Visits
STEWARD CARNEY HOSPITAL, INC.	74	884
MAHONEY, JAMES	14	153
Jose Varghese Diagnostic Radiology · Boston, MA	12	25

Refers patients to

Outbound — where patients go next

Physician	Patients	Visits
STEWARD CARNEY HOSPITAL, INC.	52	486
Zhi Qiao Internal Medicine · Brighton, MA	18	138
U S Lab & Radiology Llc Clinical Laboratory · Brockton, MA	15	44
BOSTON HOME INC	15	64
MAHONEY, JAMES	14	133
Margaret Chung Diagnostic Radiology · Boston, MA	12	26
Shane Stenehjem Podiatry · Franklin, MA	11	18

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