MR. EDUARDO J DIAZ MD
NPI 1942328596
Internal Medicine - Nephrology in Rio Piedras, PR

Q: What is Eduardo Diaz's NPI number?

The NPI number for Eduardo Diaz is 1942328596. It was assigned to this individual provider in the NPPES registry on March 26, 2007.

Q: What is Eduardo Diaz's specialty?

The primary specialty registered for this NPI is Internal Medicine, specializing in Nephrology, with taxonomy code 207RN0300X.

Q: When was this NPI record last updated?

The NPPES record for Eduardo Diaz was last updated on July 8, 2007. NPI Profile syncs weekly with the NPPES registry data releases published by CMS. This NPI record was last updated 19 years ago. If this record has changed at CMS more recently, you can request an on-demand re-check against the live CMS registry, directly from this page.

Active since March 26, 2007PECOS EnrolledAccepts Medicare Assignment

AVENIDA AMERICO MIRANDA, ENTRADA PRINCIPAL CENTRO MEDICO, RIO PIEDRAS, PR 00924(787) 754-8500 Get Directions Write a Review

NPPES record last updated: July 8, 2007. Verified against the NPPES registry weekly; last sync: August 09, 2026.

On this page

About Mr. Eduardo J Diaz Md NPPES

Official registry information on file with the National Plan and Provider Enumeration System.

MR. EDUARDO J DIAZ MD (NPI 1942328596) is an individual nephrology provider in Rio Piedras, Puerto Rico, licensed in Puerto Rico (13894) and active in the NPI registry since March 2007. He is enrolled in Medicare PECOS, is affiliated with Centro Cardiovascular, and is a graduate of Other (1995).

NPPES Registry Identity

NPI1942328596

Entity TypeIndividualMale

Primary Taxonomy207RN0300X

Provider Legal NameMR. EDUARDO J DIAZCredential: MD

Location AddressAVENIDA AMERICO MIRANDA, ENTRADA PRINCIPAL CENTRO MEDICORio Piedras, PR 00924

Mailing AddressChablis 12 Estancias De El VerdeCaguas, PR 00726 · (787) 745-6278 · Fax (787) 745-6278

Phone(787) 754-8500

Sole ProprietorNo

Medical School CMSOtherGraduated 1995

Enumeration DateMarch 26, 2007

Last NPPES UpdateJuly 8, 2007

✔ NPI 1942328596 is a valid, active identifier and passes the ISO check-digit test.

Specialties & Licenses

★ Primary SpecialtyInternal Medicine · NephrologyAllopathic & Osteopathic Physicians

Taxonomy Code207RN0300X

License✔ Licensed in PR · 13894

Definition

An internist who treats disorders of the kidney, high blood pressure, fluid and mineral balance and dialysis of body wastes when the kidneys do not function. This specialist consults with surgeons about kidney transplantation.

AVENIDA AMERICO MIRANDA, Rio Piedras, PR 00924

Open in Google Maps ↗

Other Identifiers 2

Medicare UPINH57540

Medicare ID-Type Unspecified20688

Medicare Participation & PECOS CMS

Medicare enrollment, assignment, and ordering and referring status from the CMS PECOS system.

Medicare Enrollment Status

✔

Enrolled in Medicare and accepts Medicare assignment

Mr. Eduardo J Diaz Md is registered in PECOS and agrees to accept the Medicare-approved amount as full payment. Medicare patients are not billed beyond the standard deductible and coinsurance.

PECOS PAC ID840448460

PECOS Enrollment IDI20120924000318

Eligible to Order & Refer✔ Part B Labs & Imaging✔ Durable Medical Equipment✔ Home Health Agency✔ Power Mobility DevicesPer the CMS Ordering and Referring file. Eligibility means Medicare pays claims that this provider orders or refers for these categories.

Areas of Expertise CMS Part B claims 2

Services this provider delivered to Medicare fee-for-service patients, from the CMS Medicare utilization data. Higher counts generally reflect more experience with a service; care delivered outside Medicare is not included.

Subsequent hospital care with moderate levelof medical decision making, if using time, at least 35 minutes 99232

Follow-up hospital inpatient care involves daily check-ups while you're admitted in the hospital. Typically, a healthcare provider spends about 25 minutes each day reviewing your condition, adjusting treatment if needed, and answering any questions you might have.

56 services18 patients

Initial hospital care with moderate level of medical decision making, if using time, at least 75 minutes 99223

Initial hospital inpatient care per day, typically 70 minutes, refers to the daily medical service provided to patients admitted to the hospital. This includes a comprehensive evaluation, diagnosis, treatment plan, and monitoring of your health condition. It ensures your well-being during your hospital stay.

25 services25 patients

Hospital Affiliations CMS Care Compare

Hospitals where this provider delivers care, identified from recent Medicare claims and place-of-service records.

Centro Cardiovascular

Acute Care Hospitals · Rio Piedras, PR

OwnershipGovernment - State

CMS Certification Number400124

LocationAvenida Americo Miranda, Entrada Principal CmRio Piedras, PR 00936 · San Juan County

Emergency services

Physician Visit Costs CMS claims · ZIP area

Typical Medicare office-visit costs in the 00924 ZIP code area, from fee-for-service claims. These are area statistics, not this provider’s prices; actual charges vary by service and coverage.

New Patient

$130.65 typical visit price

range $56.86 – $172.44

Typical copayment $32.66 (range $14.21 – $43.11)

Most-billed visit code 99204

Established Patient

$100.24 typical visit price

range $18.24 – $140.44

Typical copayment $25.06 (range $4.56 – $35.11)

Most-billed visit code 99214

Amounts reflect what Medicare beneficiaries in this ZIP area are typically charged for office visits. Patients with other coverage should check their individual plans.

Frequently Asked Questions NPPES & CMS

Common questions about this NPI record, answered from the official NPPES registry and CMS datasets shown on this page.

What is Eduardo Diaz's NPI number?

The NPI number for Eduardo Diaz is 1942328596. It was assigned to this individual provider in the NPPES registry on March 26, 2007.

Where is Eduardo Diaz located?

Eduardo Diaz practices at Avenida Americo Miranda Entrada Principal Centro Medico, Rio Piedras, PR 00924. The listed phone number is (787) 754-8500.

What is Eduardo Diaz's specialty?

The primary specialty registered for this NPI is Internal Medicine, specializing in Nephrology, with taxonomy code 207RN0300X.

Is Eduardo Diaz enrolled in Medicare?

Yes. Eduardo Diaz is registered in the Medicare PECOS system and accepts Medicare assignment, which means accepting the Medicare-approved amount as payment in full for covered services.

Is Eduardo Diaz affiliated with any hospitals?

According to CMS data, Eduardo Diaz is affiliated with Centro Cardiovascular.

When was this NPI record last updated?

The NPPES record for Eduardo Diaz was last updated on July 8, 2007. NPI Profile syncs weekly with the NPPES registry data releases published by CMS. This NPI record was last updated 19 years ago. If this record has changed at CMS more recently, you can request an on-demand re-check against the live CMS registry, directly from this page.