MARIANA SOFIA MARTINEZ MD
NPI 1831680065
Internal Medicine in San Juan, PR

Q: What is Mariana Martinez's NPI number?

The NPI number for Mariana Martinez is 1831680065. It was assigned to this individual provider in the NPPES registry on May 23, 2018. The provider is also known as Mariana S. Martinez Aguiar MD.

Q: What is Mariana Martinez's specialty?

The primary specialty registered for this NPI is Internal Medicine with taxonomy code 207R00000X.

Q: When was this NPI record last updated?

The NPPES record for Mariana Martinez was last updated on November 24, 2025. NPI Profile syncs weekly with the NPPES registry data releases published by CMS. This NPI record was last updated 8 months 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 May 23, 2018PECOS EnrolledAccepts Medicare Assignment

1607 AVE PONCE DE LEON STE GM4, SAN JUAN, PR 00909(787) 410-9237 Get Directions Write a Review

NPPES record last updated: November 24, 2025. Verified against the NPPES registry weekly; last sync: August 09, 2026.

Record update history: Nov 24, 2025, Sep 17, 2025, Aug 14, 2025 and 6 more (9 updates tracked since 2018).

On this page

About Mariana Sofia Martinez Md NPPES

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

MARIANA SOFIA MARTINEZ MD (NPI 1831680065) is an individual internal medicine provider in San Juan, Puerto Rico, licensed in Puerto Rico (21636) and active in the NPI registry since May 2018. She is enrolled in Medicare PECOS, is affiliated with Hospital Universitario Dr Ruiz Arnau, and maintains a secondary practice location in San Juan.

NPPES Registry Identity

NPI1831680065

Entity TypeIndividualFemale

Primary Taxonomy207R00000X

Provider Legal NameMARIANA SOFIA MARTINEZCredential: MD

Location Address1607 AVE PONCE DE LEON STE GM4San Juan, PR 00909-1803

Mailing Address307 Calle Alfredo GalvezSan Juan, PR 00926-5803 · (787) 410-9237

Phone(787) 410-9237

Sole ProprietorNo

Medical School CMSOtherGraduated 2015

Enumeration DateMay 23, 2018

Last NPPES UpdateNovember 24, 20259 updates tracked since enumeration

NPPES CertifiedNovember 24, 2025

✔ NPI 1831680065 is a valid, active identifier and passes the ISO check-digit test.

Specialties & Licenses 2

★ Primary SpecialtyInternal MedicineAllopathic & Osteopathic Physicians

Taxonomy Code207R00000X

License✔ Licensed in PR · 21636

Definition

A physician who provides long-term, comprehensive care in the office and the hospital, managing both common and complex illness of adolescents, adults and the elderly. Internists are trained in the diagnosis and treatment of cancer, infections and diseases affecting the heart, blood, kidneys, joints and digestive, respiratory and vascular systems. They are also trained in the essentials of primary care internal medicine, which incorporates an understanding of disease prevention, wellness, substance abuse, mental health and effective treatment of common problems of the eyes, ears, skin, nervous system and reproductive organs.

Also ListedGeneral PracticeTaxonomy 208D00000X · License 21636 (PR)

Other Names 1

Other Name (5)Mariana S. Martinez Aguiar Md

Secondary Practice Location 1

Location 1307 Calle Alfredo GalvezSan Juan, PR 00926-5803 · Phone (787) 410-9237

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

Mariana Sofia Martinez 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 ID5294162723

PECOS Enrollment IDI20200323000495

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.

Hospital Affiliations CMS Care Compare

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

Hospital Universitario Dr Ruiz Arnau

Acute Care Hospitals · Bayamon, PR

OwnershipGovernment - State

CMS Certification Number400105

LocationLaurel Ave Santa Juanita #100Bayamon, PR 00956 · Bayamon 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

$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

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

GSM-SALUD PRIMARIA, LLC

Internal Medicine

1607 AVE PONCE DE LEON STE GM4
SAN JUAN, PR 00909

San Juan Municipio (787) 910-0909

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 Mariana Martinez's NPI number?

The NPI number for Mariana Martinez is 1831680065. It was assigned to this individual provider in the NPPES registry on May 23, 2018. The provider is also known as Mariana S. Martinez Aguiar MD.

Where is Mariana Martinez located?

Mariana Martinez practices at 1607 Ave Ponce De Leon Ste Gm4, San Juan, PR 00909. The listed phone number is (787) 410-9237.

What is Mariana Martinez's specialty?

The primary specialty registered for this NPI is Internal Medicine with taxonomy code 207R00000X.

Is Mariana Martinez enrolled in Medicare?

Yes. Mariana Martinez 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 Mariana Martinez affiliated with any hospitals?

According to CMS data, Mariana Martinez is affiliated with Hospital Universitario Dr Ruiz Arnau.

When was this NPI record last updated?

The NPPES record for Mariana Martinez was last updated on November 24, 2025. NPI Profile syncs weekly with the NPPES registry data releases published by CMS. This NPI record was last updated 8 months 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.