1. Home
  2. Directory
  3. NPI Profile

DR. ILIANA ALVARADO-DIAZ O.D.
NPI 1972834547
Optometrist in Humacao, PR

Active since January 21, 2010PECOS Enrolled
250 CALLE CRUZ ORTIZ STELLA STE 11, HUMACAO, PR 00791(939) 428-1140(877) 496-5503 Get Directions Write a Review

NPPES record last updated: July 21, 2022. Verified against the NPPES registry weekly; last sync: August 09, 2026.

Record update history: Jul 21, 2022, Aug 28, 2020 (2 updates tracked since 2020).

About Dr. Iliana Alvarado-diaz O.d. NPPES

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

DR. ILIANA ALVARADO-DIAZ O.D. (NPI 1972834547) is an individual optometrist in Humacao, Puerto Rico, licensed in Puerto Rico (674) and active in the NPI registry since January 2010. She is enrolled in Medicare PECOS and maintains a secondary practice location in Naranjito.

NPPES Registry Identity

NPI1972834547
Entity TypeIndividualFemale
Primary Taxonomy152W00000X
Provider Legal NameDR. ILIANA ALVARADO-DIAZCredential: O.D.
Location Address250 CALLE CRUZ ORTIZ STELLA STE 11Humacao, PR 00791-4144
Mailing Address250 Calle Cruz Ortiz Stella Ste 11Humacao, PR 00791-4144 · (787) 367-6238 · Fax (877) 496-5503
Phone(939) 428-1140
Fax(877) 496-5503
Sole ProprietorYes
Enumeration DateJanuary 21, 2010
Last NPPES UpdateJuly 21, 20222 updates tracked since enumeration
NPPES CertifiedJuly 21, 2022
✔ NPI 1972834547 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 · 674
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 1615 Carr 152 Ste 3Naranjito, PR 00719-3809 · Phone (939) 319-7007 · Fax (877) 496-5503

Accepted Insurance

The full list of accepted plans is on the Insurance tab. Issuers include BlueCross BlueShield of Tennessee.Insurance ›

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. Iliana Alvarado-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 00791 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

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

A&S OPTICAL, PSC
Optometrist
250 CALLE CRUZ ORTIZ STELLA STE 11
HUMACAO, PR 00791
Humacao Municipio (939) 428-1140

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 Iliana Alvarado-diaz's NPI number?

The NPI number for Iliana Alvarado-diaz is 1972834547. It was assigned to this individual provider in the NPPES registry on January 21, 2010.

Where is Iliana Alvarado-diaz located?

Iliana Alvarado-diaz practices at 250 Calle Cruz Ortiz Stella Ste 11, Humacao, PR 00791. The listed phone number is (939) 428-1140.

What is Iliana Alvarado-diaz's specialty?

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

Is Iliana Alvarado-diaz enrolled in Medicare?

Yes. Iliana Alvarado-diaz is registered in the Medicare PECOS enrollment system.

What insurance does Iliana Alvarado-diaz accept?

Health plans from BlueCross BlueShield of Tennessee list Iliana Alvarado-diaz as in-network in at least one marketplace plan. Coverage varies by plan and year; verify with the insurer or the provider before a visit.

When was this NPI record last updated?

The NPPES record for Iliana Alvarado-diaz was last updated on July 21, 2022. NPI Profile syncs weekly with the NPPES registry data releases published by CMS. This NPI record was last updated 4 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.