YAIZA MARTINEZ-ORTIZ MD
NPI 1134413701
Internal Medicine - Gastroenterology in San Juan, PR

Q: What is Yaiza Martinez-ortiz's NPI number?

The NPI number for Yaiza Martinez-ortiz is 1134413701. It was assigned to this individual provider in the NPPES registry on June 1, 2011.

Q: What is Yaiza Martinez-ortiz's specialty?

The primary specialty registered for this NPI is Internal Medicine, specializing in Gastroenterology, with taxonomy code 207RG0100X.

Active since June 01, 2011PECOS EnrolledAccepts Medicare Assignment

29 WASHINGTON STREET, ASHFORD MEDICAL CENTER STE 601-602, SAN JUAN, PR 00907(787) 249-9560(509) 275-5604 Get Directions Write a Review

NPPES record last updated: November 28, 2023. Verified against the NPPES registry weekly; last sync: August 02, 2026.

Record update history: Jun 25, 2020, May 22, 2018, Nov 14, 2016 and 1 more (4 updates tracked since 2016).

On this page

About Yaiza Martinez-ortiz Md NPPES

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

YAIZA MARTINEZ-ORTIZ MD (NPI 1134413701) is an individual gastroenterology provider in San Juan, Puerto Rico, licensed in Puerto Rico (18688) and active in the NPI registry since June 2011. She is enrolled in Medicare PECOS, is affiliated with Presbyterian Community Hosp, and is a graduate of Other (2011).

NPPES Registry Identity

NPI1134413701

Entity TypeIndividualFemale

Primary Taxonomy207RG0100X

Provider Legal NameYAIZA MARTINEZ-ORTIZCredential: MD

Location Address29 WASHINGTON STREET, ASHFORD MEDICAL CENTER STE 601-602San Juan, PR 00907

Mailing Address29 Calle Washington Ste 601-602San Juan, PR 00907-1510

Phone(787) 249-9560

Fax(509) 275-5604

Sole ProprietorYes

Medical School CMSOtherGraduated 2011

Enumeration DateJune 1, 2011

Last NPPES UpdateNovember 28, 20234 updates tracked since enumeration

NPPES CertifiedNovember 26, 2023

✔ NPI 1134413701 is a valid, active identifier and passes the ISO check-digit test.

Specialties & Licenses

★ Primary SpecialtyInternal Medicine · GastroenterologyAllopathic & Osteopathic Physicians

Taxonomy Code207RG0100X

License✔ Licensed in PR · 18688

Definition

An internist who specializes in diagnosis and treatment of diseases of the digestive organs including the stomach, bowels, liver and gallbladder. This specialist treats conditions such as abdominal pain, ulcers, diarrhea, cancer and jaundice and performs complex diagnostic and therapeutic procedures using endoscopes to visualize internal organs.

Group Practice 1

Group TaxonomyThis provdier is a business group of one or more individual practitioners, all of who practice with the same area of specialization.193400000X SINGLE SPECIALTY GROUP

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

Yaiza Martinez-ortiz 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 ID4789968090

PECOS Enrollment IDI20170612000493

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.

Established patient office or other outpatient visit with low level od decision making, if using time, 20 minutes or more 99213

This is a routine visit for patients who have already been seen by the healthcare provider. During this approximately 20-29 minute appointment, your health status will be evaluated and any necessary treatments or tests will be discussed. It's a chance to address any health concerns you may have.

30 services16 patients

New patient office or other outpatient visit with low level of medical decision making, if using time, 30 minutes or more 99203

This service involves an initial office or outpatient visit for a new patient. The healthcare professional will spend 30-44 minutes understanding your health history, current issues, and discussing possible treatment plans. It's a comprehensive evaluation to start your healthcare journey.

15 services15 patients

Hospital Affiliations CMS Care Compare

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

Presbyterian Community Hosp

Acute Care Hospitals · San Juan, PR

OwnershipVoluntary non-profit - Private

CMS Certification Number400001

Location1451 Ashford AvenueSan Juan, PR 00907 · San Juan County

Emergency services

Physician Visit Costs CMS claims · ZIP area

Typical Medicare office-visit costs in the 00907 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.

Other Providers at the Same Location NPPES 8

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

GRACIELA DEL C RIVERA CASTRO MD

Obstetrics & Gynecology

29 WASHINGTON STREET, ASHFORD MEDICAL CENTER 208-A
SAN JUAN, PR 00907

San Juan Municipio (787) 722-1104

SAN JUAN OPHTHALMOLOGY GROUP CSP

Ophthalmology

29 WASHINGTON STREET, SUITE 707
SAN JUAN, PR 00907

San Juan Municipio (787) 723-4670

ANGEL MIGUEL RODRIGUEZ RIVERA M.D,

Surgery (Surgical Oncology)

29 WASHINGTON STREET, STE 601-602 ASHFORD MEDICAL CTR
SAN JUAN, PR 00907

San Juan Municipio (787) 249-9560

AVANTSURGICAL PR PSC

Surgery

29 WASHINGTON STREET, ASHFORD MEDICAL CENTER SUITE 505
SAN JUAN, PR 00907

San Juan Municipio (787) 721-2243

COMPREHENSIVE CANCER SPECIALISTS

Surgery (Surgical Oncology)

29 WASHINGTON STREET, STE 601-602 ASHFORD MEDICAL CTR
SAN JUAN, PR 00907

San Juan Municipio (787) 249-9560

DR. JUAN CASTANER M.D.

Obstetrics & Gynecology (Maternal & Fetal Medicine)

29 WASHINGTON STREET, SUITE 207 ASHFORD MEDICAL CENTER
SAN JUAN, PR 00907

San Juan Municipio (787) 725-6750

DIANA NOYA MANGUAL M.D.

Obstetrics & Gynecology

29 WASHINGTON STREET, ASHFORD MEDICAL CENTER SUITE 402
SAN JUAN, PR 00907

San Juan Municipio (787) 724-8441

ASHFORD ENDOCRINE & METABOLIC LABORATORY INC

Clinical Medical Laboratory

29 WASHINGTON STREET, SUITE 210
SAN JUAN, PR 00907

San Juan Municipio (787) 724-6816

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 Yaiza Martinez-ortiz's NPI number?

The NPI number for Yaiza Martinez-ortiz is 1134413701. It was assigned to this individual provider in the NPPES registry on June 1, 2011.

Where is Yaiza Martinez-ortiz located?

Yaiza Martinez-ortiz practices at 29 Washington Street Ashford Medical Center Ste 601-602, San Juan, PR 00907. The listed phone number is (787) 249-9560.

What is Yaiza Martinez-ortiz's specialty?

The primary specialty registered for this NPI is Internal Medicine, specializing in Gastroenterology, with taxonomy code 207RG0100X.

Is Yaiza Martinez-ortiz enrolled in Medicare?

Yes. Yaiza Martinez-ortiz 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 Yaiza Martinez-ortiz affiliated with any hospitals?

According to CMS data, Yaiza Martinez-ortiz is affiliated with Presbyterian Community Hosp.

When was this NPI record last updated?

The NPPES record for Yaiza Martinez-ortiz was last updated on November 28, 2023. NPI Profile syncs weekly with the NPPES registry data releases published by CMS. This NPI record was last updated 2 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.