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DR. CARLOS RUBEN DIAZ MD
NPI 1093701062
Internal Medicine - Cardiovascular Disease in Santurce, PR

Active since September 23, 2005PECOS EnrolledAccepts Medicare Assignment
1449 CALLE AMERICO SALAS, EDIFICIO PAVIA II, SUITE 102, SANTURCE, PR 00909(787) 721-0525(787) 722-1225 Get Directions Write a Review

NPPES record last updated: October 1, 2014. Verified against the NPPES registry weekly; last sync: August 02, 2026.

About Dr. Carlos Ruben Diaz Md NPPES

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

DR. CARLOS RUBEN DIAZ MD (NPI 1093701062) is an individual cardiovascular disease provider in Santurce, Puerto Rico, licensed in Puerto Rico (009970) and active in the NPI registry since September 2005. He is enrolled in Medicare PECOS, is affiliated with Hospital Pavia Santurce, and is a graduate of University Of Puerto Rico School Of Medicine (1987).

NPPES Registry Identity

NPI1093701062
Entity TypeIndividualMale
Primary Taxonomy207RC0000X
Provider Legal NameDR. CARLOS RUBEN DIAZCredential: MD
Location Address1449 CALLE AMERICO SALAS, EDIFICIO PAVIA II, SUITE 102Santurce, PR 00909-2100
Mailing Address1449 Calle Americo Salas, Edificio Pavia Ii, Suite 102Santurce, PR 00909-2100 · (787) 721-0525 · Fax (787) 722-1225
Phone(787) 721-0525
Fax(787) 722-1225
Sole ProprietorYes
Medical School CMSUniversity Of Puerto Rico School Of MedicineGraduated 1987
Enumeration DateSeptember 23, 2005
Last NPPES UpdateOctober 1, 2014
✔ NPI 1093701062 is a valid, active identifier and passes the ISO check-digit test.

Specialties & Licenses

★ Primary SpecialtyInternal Medicine · Cardiovascular DiseaseAllopathic & Osteopathic Physicians
Taxonomy Code207RC0000X
License✔ Licensed in PR · 009970
Definition
An internist who specializes in diseases of the heart and blood vessels and manages complex cardiac conditions such as heart attacks and life-threatening, abnormal heartbeat rhythms.
1449 CALLE AMERICO SALAS, Santurce, PR 00909
Open in Google Maps ↗

Other Identifiers 2

Medicare ID-Type Unspecified83306PR
Medicare UPINF54655PR

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

Dr. Carlos Ruben 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 ID3274600879
PECOS Enrollment IDI20080924000144
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 6

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.

Routine electrocardiogram (ecg) using at least 12 leads with interpretation and report 93000
An electrocardiogram (ECG) is a non-invasive test that records your heart's electrical activity. Using 12 leads attached to your body, it captures data to help identify heart conditions. A doctor interprets the results and provides a report.
252 services116 patients
Established patient office or other outpatient visit with moderate level of decision making, if using time, 30 minutes or more 99214
This is a routine check-up for patients who have previously visited our clinic. It involves a comprehensive review of your health and any ongoing treatments. The consultation lasts between 30-39 minutes, allowing enough time to discuss any concerns.
242 services114 patients
Ultrasound of heart with color-depicted blood flow, rate, direction and valve function 93306
This is a heart ultrasound, also known as an echocardiogram. It uses sound waves to create pictures of your heart, showing how blood flows through it. The color depicts the blood flow's speed and direction. It also checks the heart's valves to ensure they're working properly.
87 services87 patients
Ultrasound study of arm or leg veins with compression and maneuvers 93970
An ultrasound study of arm or leg veins with compression and maneuvers is a non-invasive procedure that uses sound waves to create images of your veins. This helps identify blood clots or other vein problems. During the procedure, pressure is applied to the veins and certain movements are performed to assess blood flow.
26 services26 patients
Ultrasound of both sides of head and neck blood flow 93880
An ultrasound of the head and neck blood flow is a safe, non-invasive procedure that uses sound waves to create images of blood vessels. It helps detect abnormalities like blockages or clots, ensuring optimal blood flow.
25 services25 patients
Ultrasound of leg arteries or artery grafts 93925
An ultrasound of leg arteries or artery grafts is a non-invasive imaging test. It uses high-frequency sound waves to capture live images from inside your body, specifically your leg arteries or grafts. This helps in detecting any blockages or abnormalities.
25 services25 patients

Hospital Affiliations CMS Care Compare

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

Hospital Pavia Santurce

Acute Care Hospitals · San Juan, PR
OwnershipVoluntary non-profit - Private
CMS Certification Number400019
LocationStreet Profesor Augusto Rodriguez #1462San Juan, PR 00910 · San Juan County
Emergency services

Physician Visit Costs CMS claims · ZIP area

Typical Medicare office-visit costs in the 00909 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
$70.88 typical visit price
range $18.24 – $140.44
Typical copayment $17.72 (range $4.56 – $35.11)
Most-billed visit code 99213
Amounts reflect what Medicare beneficiaries in this ZIP area are typically charged for office visits. Patients with other coverage should check their individual plans.

Other Providers at the Same Location NPPES 5

Providers registered at the same practice address, or within the immediate area, according to the NPPES registry.

DR. MARIA ELISA BALLESTER MD
Physical Medicine & Rehabilitation (Hospice and Palliative Medicine)
1449 CALLE AMERICO SALAS, EDIFICIO PAVIA II SUITE 101
SANTURCE, PR 00909
San Juan Municipio (787) 725-2222
ELADIO PEREZ CRUZ MD
Internal Medicine (Gastroenterology)
1449 CALLE AMERICO SALAS, STE 103
SAN JUAN, PR 00909
San Juan Municipio (787) 722-1717
DR. RAFAEL A. GALLARDO MENDEZ M.D.
Ophthalmology
1449 CALLE AMERICO SALAS, EDIF. PAVIA II, SUITE 203
SAN JUAN, PR 00909
San Juan Municipio (787) 725-6001
CARLOS R DIAZ VELEZ MD CSP
Internal Medicine (Cardiovascular Disease)
1449 CALLE AMERICO SALAS, EDIFICIO PAVIA II SUITE 102
SANTURCE, PR 00909
San Juan Municipio (787) 721-0525
MEDICAL LOGISTICS SERVICES
Clinic/Center (Physical Therapy)
1449 CALLE AMERICO SALAS, SUITE 101
SAN JUAN, PR 00909
San Juan Municipio (787) 370-3104

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 Carlos Diaz's NPI number?

The NPI number for Carlos Diaz is 1093701062. It was assigned to this individual provider in the NPPES registry on September 23, 2005.

Where is Carlos Diaz located?

Carlos Diaz practices at 1449 Calle Americo Salas Edificio Pavia II, Suite 102, Santurce, PR 00909. The listed phone number is (787) 721-0525.

What is Carlos Diaz's specialty?

The primary specialty registered for this NPI is Internal Medicine, specializing in Cardiovascular Disease, with taxonomy code 207RC0000X.

Is Carlos Diaz enrolled in Medicare?

Yes. Carlos 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 Carlos Diaz affiliated with any hospitals?

According to CMS data, Carlos Diaz is affiliated with Hospital Pavia Santurce.

When was this NPI record last updated?

The NPPES record for Carlos Diaz was last updated on October 1, 2014. NPI Profile syncs weekly with the NPPES registry data releases published by CMS. This NPI record was last updated 11 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.