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PAIBEL IXIA AGUAYO-HIRALDO M.D.
NPI 1700012317
Pediatrics - Pediatric Hematology-Oncology in Los Angeles, CA

Active since June 09, 2009PECOS EnrolledAccepts Medicare Assignment
4650 W SUNSET BLVD # M54, LOS ANGELES, CA 90027(323) 660-2450 Get Directions Write a Review

NPPES record last updated: June 1, 2026. Verified against the NPPES registry weekly; last sync: October 18, 2026.

Record update history: Jun 1, 2026, Dec 6, 2018, Nov 12, 2018 (3 updates tracked since 2018).

About Paibel Ixia Aguayo-hiraldo M.d. NPPES

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

PAIBEL IXIA AGUAYO-HIRALDO M.D. (NPI 1700012317) is an individual pediatric hematology-oncology provider in Los Angeles, California, licensed in California (159404) and active in the NPI registry since June 2009. She is enrolled in Medicare PECOS, maintains 3 additional practice locations, and is a graduate of Other (2009).

NPPES Registry Identity

NPI1700012317
Entity TypeIndividualFemale
Primary Taxonomy2080P0207X
Provider Legal NamePAIBEL IXIA AGUAYO-HIRALDOCredential: M.D.
Location Address4650 W SUNSET BLVD # M54Los Angeles, CA 90027
Mailing Address3701 Wilshire Blvd Ste 600Los Angeles, CA 90010-2814 · (323) 361-3550 · Fax (323) 361-8052
Phone(323) 660-2450
Sole ProprietorNo
Medical School CMSOtherGraduated 2009
Enumeration DateJune 9, 2009
Last NPPES UpdateJune 1, 20263 updates tracked since enumeration
NPPES CertifiedJune 1, 2026
✔ NPI 1700012317 is a valid, active identifier and passes the ISO check-digit test.

Specialties & Licenses 2

★ Primary SpecialtyPediatrics · Pediatric Hematology-OncologyAllopathic & Osteopathic Physicians
Taxonomy Code2080P0207X
Licenses✔ Licensed in CA · 159404✔ Licensed in TX · BP10045654
Definition
A pediatrician trained in the combination of pediatrics, hematology and oncology to recognize and manage pediatric blood disorders and cancerous diseases.
Also ListedInternal MedicineTaxonomy 207R00000X · License C159404 (CA)
4650 W SUNSET BLVD # M54, Los Angeles, CA 90027
Open in Google Maps ↗

Secondary Practice Locations 3

Location 16621 Fannin St, Suite 1510Houston, TX 77030-2358 · Phone (832) 822-4242 · Fax (832) 825-1453
Location 211234 Anderson St Ste A600Loma Linda, CA 92350-1716 · Phone (909) 558-8787
Location 34650 W Sunset Blvd # M54Los Angeles, CA 90027 · Phone (323) 660-2450

Medicare Participation & PECOS CMS

Medicare enrollment, assignment, billing reassignment, and ordering and referring status from CMS.

Medicare Enrollment Status

✔

Enrolled in Medicare and accepts Medicare assignment

Paibel Ixia Aguayo-hiraldo M.d. 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 ID2264771856
PECOS Enrollment IDI20190226001053
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.

Medicare Billing Reassignments

2

Medicare enrollment records show Paibel Aguayo-hiraldo reassigns Medicare billing to 2 organizations. Each organization bills Medicare for the services this provider delivers there; the nearest is listed first.

Children's Hospital Los Angeles Medical Group, Inc.
Same address
Multi-Specialty
4650 SUNSET BLVD
Los Angeles, CA 90027
  • Reassigned Medicare billing, California enrollment
  • Medicare enrollment name: Childrens Hospital Los Angeles Medical Group Inc
  • 1,281 clinicians in this Medicare group
NPI 1265530653 (323) 361-2337
Faculty Physicians And Surgeons Of Llusm
5.0 mi
Transplant Surgery
1505 WILSON TERRACE, SUITE 155
Glendale, CA 91206
  • Reassigned Medicare billing, California enrollment
  • 2,584 clinicians in this Medicare group
NPI 1508255175 (909) 558-3636

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 Paibel Aguayo-hiraldo's NPI number?

The NPI number for Paibel Aguayo-hiraldo is 1700012317. It was assigned to this individual provider in the NPPES registry on June 9, 2009.

Where is Paibel Aguayo-hiraldo located?

Paibel Aguayo-hiraldo practices at 4650 W Sunset Blvd # M54, Los Angeles, CA 90027. The listed phone number is (323) 660-2450.

What is Paibel Aguayo-hiraldo's specialty?

The primary specialty registered for this NPI is Pediatrics, specializing in Pediatric Hematology-Oncology, with taxonomy code 2080P0207X.

Is Paibel Aguayo-hiraldo enrolled in Medicare?

Yes. Paibel Aguayo-hiraldo 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.

Which organizations bill Medicare for Paibel Aguayo-hiraldo's services?

According to the CMS Revalidation Reassignment List (October 2026 release), Paibel Aguayo-hiraldo reassigns Medicare benefits to 2 organizations: Children's Hospital Los Angeles Medical Group, Inc. (Los Angeles, CA) and Faculty Physicians And Surgeons Of Llusm (Glendale, CA). Each 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 Paibel Aguayo-hiraldo's services. Reassignment records can lag staffing changes; confirm current arrangements with the organization.

When was this NPI record last updated?

The NPPES record for Paibel Aguayo-hiraldo was last updated on June 1, 2026. NPI Profile syncs weekly with the NPPES registry data releases published by CMS. This NPI record was last updated 4 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.