What is James Bryan-Diaz's specialty?

James Bryan-Diaz (NPI 1932413499) is a Medicare-billing provider whose primary specialty is Internal Medicine in San Juan, PR.

Where does James Bryan-Diaz practice?

James Bryan-Diaz practices in San Juan, PR, based on the location reported in the CMS Medicare provider datasets for NPI 1932413499.

How much does Medicare pay James Bryan-Diaz?

James Bryan-Diaz (NPI 1932413499) received approximately $26K in total Medicare Part B payments, serving 103 beneficiaries, per the CMS Medicare Physician & Other Practitioners dataset.

PROVIDER PROFILE · NPI 1932413499

James Bryan-DiazM.D.

Internal MedicineSan Juan, PRI

MEDICARE UTILIZATION · PART B · 2024

Total beneficiaries

137

Unique beneficiaries

—

Total services

259

Distinct HCPCS

Medicare payment

$23K

Peer benchmark

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

PRESCRIBING · PART D · 2024

Total Rx claims

7,049

Beneficiaries

—

Total drug cost

$587K

Distinct drugs

125

Brand share

23.1%

Top prescribed drugs

Atorvastatin Calcium404 claims

Losartan Potassium378 claims

Levothyroxine Sodium341 claims

Rosuvastatin Calcium326 claims

Gabapentin254 claims

QUALITY · MIPS · 2024

No data available for this provider in 2024.

INDUSTRY PAYMENTS · OPEN PAYMENTS · 2025

Total received

$225

Payment records

By payment type

Food and Beverage$225

Top paying entities

Food and Beverage$225

REFERRAL NETWORK

Where James Bryan-Diaz'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). 4 inbound referrers · 0 outbound destinations.

Receives referrals from

Inbound — who sends patients here

Physician	Patients	Visits
HOSPITAL MENONITA CAGUAS INC	81	150
HOSPITAL ESPANOL AUXILIO MUTUO DE PUERTO RICO, INC.	46	187
RENDON, WILFREDO	25	83
Juan Arraut Internal Medicine · San Juan, PR	21	83

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