What is Fermin Lopez's specialty?

Fermin Lopez (NPI 1356572556) is a Medicare-billing provider whose primary specialty is Internal Medicine in Humacao, PR.

Where does Fermin Lopez practice?

Fermin Lopez practices in Humacao, PR, based on the location reported in the CMS Medicare provider datasets for NPI 1356572556.

How much does Medicare pay Fermin Lopez?

Fermin Lopez (NPI 1356572556) received approximately $7K in total Medicare Part B payments, serving 23 beneficiaries, per the CMS Medicare Physician & Other Practitioners dataset.

PROVIDER PROFILE · NPI 1356572556

Fermin LopezM.D.

Internal MedicineHumacao, PRI

MEDICARE UTILIZATION · PART B · 2024

Total beneficiaries

Unique beneficiaries

—

Total services

Distinct HCPCS

Medicare payment

$3K

Peer benchmark

Total Medicare services vs. 426 Internal Medicine providers in PR — above median (cohort median 105).

PRESCRIBING · PART D · 2024

Total Rx claims

5,974

Beneficiaries

—

Total drug cost

$513K

Distinct drugs

Brand share

21.1%

Top prescribed drugs

Atorvastatin Calcium503 claims

Metoprolol Succinate502 claims

Losartan Potassium470 claims

Rosuvastatin Calcium392 claims

Apixaban379 claims

QUALITY · MIPS · 2024

No data available for this provider in 2024.

INDUSTRY PAYMENTS · OPEN PAYMENTS · 2025

Total received

$647

Payment records

By payment type

Food and Beverage$647

Top paying entities

Food and Beverage$647

REFERRAL NETWORK

Where Fermin Lopez'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). 5 inbound referrers · 6 outbound destinations.

Receives referrals from

Inbound — who sends patients here

Physician	Patients	Visits
Jorge Calderon Internal Medicine · Cidra, PR	37	96
Javier Echevarria General Practice · Coamo, PR	21	37
Ruben Rubero Aponte General Practice · Coamo, PR	15	33
Carluis Torres Torres Emergency Medicine · Caguas, PR	13	22
Cuerpo De Emergencias Medicas De Ambulance Service Provider · Guaynabo, PR	13	13

Refers patients to

Outbound — where patients go next

Physician	Patients	Visits
MENNONITE GENERAL HOSPITAL INC	108	285
Gaspar Garcia Diagnostic Radiology · Cayey, PR	73	151
Jorge Calderon Internal Medicine · Cidra, PR	15	102
RADAMES VELAZQUEZ TORRES	12	14
Ricardo Rodriguez Aponte Family Practice · Aibonito, PR	11	18
Rodney Lopez Lopez General Practice · Aibonito, PR	11	28

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