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ADVANCED HEMATOLOGY AND ONCOLOGY SERVICES LLC
NPI 1417656372
Internal Medicine - Hematology & Oncology in Cayey, PR

Active since March 01, 2023
CARR 14 KM 12 BO RICON, 202, CAYEY, PR 00736(787) 535-0404(787) 263-2152 Get Directions Write a Review

NPPES record last updated: March 1, 2023. Verified against the NPPES registry weekly; last sync: October 25, 2026.

About Advanced Hematology And Oncology Services Llc NPPES

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

ADVANCED HEMATOLOGY AND ONCOLOGY SERVICES LLC (NPI 1417656372) is a healthcare organization registered as a hematology & oncology in Cayey, Puerto Rico and active in the NPI registry since March 2023. The organization lists Omayra L Gonzalez, Presidente, as its authorized official.

NPPES Registry Identity

NPI1417656372
Entity TypeOrganization
Primary Taxonomy207RH0003X
Legal Business NameADVANCED HEMATOLOGY AND ONCOLOGY SERVICES LLC
Location AddressCARR 14 KM 12 BO RICON, 202Cayey, PR 00736
Mailing Address35 Calle Juan C Borbon Ste 67-286Guaynabo, PR 00969-5374 · (787) 638-2806 · Fax (787) 263-2152
Phone(787) 535-0404
Fax(787) 263-2152
Organization SubpartNo
Authorized OfficialOmayra L GonzalezPresidente · (787) 535-0404
Enumeration DateMarch 1, 2023
NPPES CertifiedFebruary 27, 2023
✔ NPI 1417656372 is a valid, active identifier and passes the ISO check-digit test.

Specialties & Licenses

★ Primary SpecialtyInternal Medicine · Hematology & OncologyAllopathic & Osteopathic Physicians
Taxonomy Code207RH0003X
Definition
An internist doctor of osteopathy that specializes in the treatment of the combination of hematology and oncology disorders. A doctor of osteopathy that is board eligible/certified by the American Osteopathic Board of Internal Medicine WAS able to obtain a Certificate of Special Qualifications in the field of Hematology and Oncology. The Certificate is NO longer offered.

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 MULTIPLE 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)

Advanced Hematology And Oncology Services Llc is registered in the CMS Provider Enrollment, Chain and Ownership System (PECOS).

Clinicians Billing Medicare Through This Organization

Medicare enrollment records show 1 clinician reassigns Medicare billing to Advanced Hematology And Oncology Services LLC, which bills Medicare for the services this clinician delivers.

Clinician (1)

Omayra Gonzalez, MD
Hematology/Oncology
NPI 1053304279
SAN JUAN CITY HOSPITAL MEDICAL CENTER
San Juan, PR 00936
(787) 766-2223
✔ PECOS✔ Accepts Medicare

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 Advanced Hematology And Oncology Services LLC's NPI number?

The NPI number for Advanced Hematology And Oncology Services LLC is 1417656372. It was assigned to this organization in the NPPES registry on March 1, 2023.

Where is Advanced Hematology And Oncology Services LLC located?

Advanced Hematology And Oncology Services LLC is located at Carr 14 Km 12 Bo Ricon 202, Cayey, PR 00736. The listed phone number is (787) 535-0404.

What is Advanced Hematology And Oncology Services LLC's specialty?

The primary specialty registered for this NPI is Internal Medicine, specializing in Hematology & Oncology, with taxonomy code 207RH0003X.

Is Advanced Hematology And Oncology Services LLC enrolled in Medicare?

Yes. Advanced Hematology And Oncology Services LLC is registered in the Medicare PECOS enrollment system.

How many clinicians bill Medicare through Advanced Hematology And Oncology Services LLC?

According to the CMS Revalidation Reassignment List (October 2026 release), 1 clinician (Hematology/Oncology) reassigns their Medicare billing to Advanced Hematology And Oncology Services LLC. 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. Reassignment records can lag staffing changes; confirm a current affiliation with the organization.

When was this NPI record last updated?

The NPPES record for Advanced Hematology And Oncology Services LLC was last updated on March 1, 2023. NPI Profile syncs weekly with the NPPES registry data releases published by CMS. This NPI record was last updated 3 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.