WESTERN HEMATOLOGY ONCOLOGY GROUP P.S.C
NPI 1902340177
Specialist in San German, PR

Q: What is Western Hematology Oncology Group P.S.C's specialty?

The primary specialty registered for this NPI is Specialist with taxonomy code 174400000X.

Active since December 07, 2016

CALLE HERNAN ALVAREZ, PLAZA METROPOLITANA SUITE 206, SAN GERMAN, PR 00683(787) 892-2540(787) 892-2540 Get Directions Write a Review

NPPES record last updated: December 7, 2016. Verified against the NPPES registry weekly; last sync: November 01, 2026.

On this page

About Western Hematology Oncology Group P.s.c NPPES

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

WESTERN HEMATOLOGY ONCOLOGY GROUP P.S.C (NPI 1902340177) is a healthcare organization registered as a specialist in San German, Puerto Rico and active in the NPI registry since December 2016. The organization lists Wanda Casiano, Doctor, as its authorized official.

NPPES Registry Identity

NPI1902340177

Entity TypeOrganization

Primary Taxonomy174400000X

Legal Business NameWESTERN HEMATOLOGY ONCOLOGY GROUP P.S.C

Location AddressCALLE HERNAN ALVAREZ, PLAZA METROPOLITANA SUITE 206San German, PR 00683

Mailing AddressPo Box 5075, Pmb 205San German, PR 00683 · (787) 892-2540 · Fax (787) 892-2540

Phone(787) 892-2540

Fax(787) 892-2540

Organization SubpartNo

Authorized OfficialWanda CasianoDoctor · (787) 892-2540

Enumeration DateDecember 7, 2016

✔ NPI 1902340177 is a valid, active identifier and passes the ISO check-digit test.

Specialties & Licenses

★ Primary SpecialtySpecialistOther Service Providers

Taxonomy Code174400000X

License✔ Licensed in PR · 11839

Definition

An individual educated and trained in an applied knowledge discipline used in the performance of work at a level requiring knowledge and skills beyond or apart from that provided by a general education or liberal arts degree.

CALLE HERNAN ALVAREZ, San German, PR 00683

Open in Google Maps ↗

Other Identifiers 2

Medicare UPIN89619PR

Medicare UPINH82123PR

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 and the clinicians who bill Medicare through this organization, from CMS.

Medicare Enrollment Status

✔

Enrolled in Medicare (PECOS)

Western Hematology Oncology Group P.s.c is registered in the CMS Provider Enrollment, Chain and Ownership System (PECOS).

Clinicians Billing Medicare Through This Organization

Medicare enrollment records show 2 clinicians reassign Medicare billing to Western Hematology Oncology Group P.S.C, which bills Medicare for the services they deliver. Of these, 2 practice at this address. They are listed nearest first.

Clinicians, nearest first (2)

Wanda Casiano Quiles, MD

Hematology/Oncology

NPI 1740356468

CALLE HERNAN ALVAREZ # 206 PLAZA METROPOLITANA
San German, PR 00683

(787) 264-3289

✔ PECOS✔ Accepts MedicareSame address

Luis Negron Garcia, MD

Hematology/Oncology

NPI 1346448545

CALLE HERNAN ALVAREZ #206 PLAZA METROPOLITANA
San German, PR 00683

(787) 892-2540

✔ PECOSSame address

Source: CMS Revalidation Reassignment List, October 2026 release. Reassignment records can lag staffing changes; confirm a current affiliation with the organization.

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 Western Hematology Oncology Group P.S.C's NPI number?

The NPI number for Western Hematology Oncology Group P.S.C is 1902340177. It was assigned to this organization in the NPPES registry on December 7, 2016.

Where is Western Hematology Oncology Group P.S.C located?

Western Hematology Oncology Group P.S.C is located at Calle Hernan Alvarez Plaza Metropolitana Suite 206, San German, PR 00683. The listed phone number is (787) 892-2540.

What is Western Hematology Oncology Group P.S.C's specialty?

The primary specialty registered for this NPI is Specialist with taxonomy code 174400000X.

Is Western Hematology Oncology Group P.S.C enrolled in Medicare?

Yes. Western Hematology Oncology Group P.S.C is registered in the Medicare PECOS enrollment system.

How many clinicians bill Medicare through Western Hematology Oncology Group P.S.C?

According to the CMS Revalidation Reassignment List (October 2026 release), 2 clinicians, all in Hematology/Oncology, reassign their Medicare billing to Western Hematology Oncology Group P.S.C. A reassignment is filed with Medicare on form CMS-855R, signed by both the clinician and the organization, and lets the organization bill Medicare and receive payment for the clinician's services. Of these, 2 practice at this address. Reassignment records can lag staffing changes; confirm a current affiliation with the organization.

When was this NPI record last updated?

The NPPES record for Western Hematology Oncology Group P.S.C was last updated on December 7, 2016. NPI Profile syncs weekly with the NPPES registry data releases published by CMS. This NPI record was last updated 9 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.