DR. ILIAN Y. DIAZ O.D.
NPI 1598753048
Optometrist in Juncos, PR

Q: What is Ilian Diaz's NPI number?

The NPI number for Ilian Diaz is 1598753048. It was assigned to this individual provider in the NPPES registry on October 10, 2005.

Q: What is Ilian Diaz's specialty?

The primary specialty registered for this NPI is Optometrist with taxonomy code 152W00000X.

Q: When was this NPI record last updated?

The NPPES record for Ilian Diaz was last updated on September 4, 2018. NPI Profile syncs weekly with the NPPES registry data releases published by CMS. This NPI record was last updated 8 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 October 10, 2005PECOS Enrolled

200 CARR 31 SUITE 10, JUNCOS PLAZA, JUNCOS, PR 00777(787) 734-5000(787) 734-5000 Get Directions Write a Review

NPPES record last updated: September 4, 2018. Verified against the NPPES registry weekly; last sync: October 04, 2026.

On this page

About Dr. Ilian Y. Diaz O.d. NPPES

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

DR. ILIAN Y. DIAZ O.D. (NPI 1598753048) is an individual optometrist in Juncos, Puerto Rico, licensed in Puerto Rico (543) and active in the NPI registry since October 2005. She is enrolled in Medicare PECOS and maintains a secondary practice location in Caguas.

NPPES Registry Identity

NPI1598753048

Entity TypeIndividualFemale

Primary Taxonomy152W00000X

Provider Legal NameDR. ILIAN Y. DIAZCredential: O.D.

Location Address200 CARR 31 SUITE 10, JUNCOS PLAZAJuncos, PR 00777

Mailing AddressCiudad Jardin #79 Calle BarcelonaCaguas, PR 00727 · (787) 744-6021 · Fax (787) 744-6022

Phone(787) 734-5000

Fax(787) 734-5000

Sole ProprietorYes

Enumeration DateOctober 10, 2005

Last NPPES UpdateSeptember 4, 2018

✔ NPI 1598753048 is a valid, active identifier and passes the ISO check-digit test.

Specialties & Licenses

★ Primary SpecialtyOptometristEye and Vision Services Providers

Taxonomy Code152W00000X

License✔ Licensed in PR · 543

Definition

Doctors of optometry (ODs) are the primary health care professionals for the eye. Optometrists examine, diagnose, treat, and manage diseases, injuries, and disorders of the visual system, the eye, and associated structures as well as identify related systemic conditions affecting the eye. An optometrist has completed pre-professional undergraduate education in a college or university and four years of professional education at a college of optometry, leading to the doctor of optometry (O.D.) degree. Some optometrists complete an optional residency in a specific area of practice. Optometrists are eye health care professionals state-licensed to diagnose and treat diseases and disorders of the eye and visual system.

Secondary Practice Location 1

Location 136 Calle Gautier Benitez, SUITE 101Caguas, PR 00725-3611 · Phone (787) 744-6021 · Fax (787) 744-6022

Medicare Participation & PECOS CMS

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

Medicare Enrollment Status

✔

Enrolled in Medicare (PECOS)

Dr. Ilian Y. Diaz O.d. is registered in the CMS Provider Enrollment, Chain and Ownership System (PECOS).

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.

Physician Visit Costs CMS claims · ZIP area

Typical Medicare office-visit costs in the 00777 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.

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 Ilian Diaz's NPI number?

The NPI number for Ilian Diaz is 1598753048. It was assigned to this individual provider in the NPPES registry on October 10, 2005.

Where is Ilian Diaz located?

Ilian Diaz practices at 200 Carr 31 Suite 10 Juncos Plaza, Juncos, PR 00777. The listed phone number is (787) 734-5000.

What is Ilian Diaz's specialty?

The primary specialty registered for this NPI is Optometrist with taxonomy code 152W00000X.

Is Ilian Diaz enrolled in Medicare?

Yes. Ilian Diaz is registered in the Medicare PECOS enrollment system.

When was this NPI record last updated?

The NPPES record for Ilian Diaz was last updated on September 4, 2018. NPI Profile syncs weekly with the NPPES registry data releases published by CMS. This NPI record was last updated 8 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.