MEMORIAL RADIATION ONCOLOGY MEDICAL
NPI 1306267380
Radiology - Radiation Oncology in Laguna Hills, CA

Q: What is Memorial Radiation Oncology Medical's NPI number?

The NPI number for Memorial Radiation Oncology Medical is 1306267380. It was assigned to this organization in the NPPES registry on December 18, 2013.

Q: What is Memorial Radiation Oncology Medical's specialty?

The primary specialty registered for this NPI is Radiology, specializing in Radiation Oncology, with taxonomy code 2085R0001X.

Active since December 18, 2013

24302 PASEO DE VALENCIA, LAGUNA HILLS, CA 92653(949) 452-8880(949) 859-5980 Get Directions Write a Review

NPPES record last updated: February 22, 2023. Verified against the NPPES registry weekly; last sync: October 25, 2026.

Record update history: Feb 22, 2023, Feb 14, 2023, Mar 9, 2020 (3 updates tracked since 2020).

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About Memorial Radiation Oncology Medical NPPES

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

MEMORIAL RADIATION ONCOLOGY MEDICAL (NPI 1306267380) is a healthcare organization registered as a radiation oncology in Laguna Hills, California and active in the NPI registry since December 2013. The organization lists Asif R. Harsolia, Md/authorized Official, as its authorized official.

NPPES Registry Identity

NPI1306267380

Entity TypeOrganization

Primary Taxonomy2085R0001X

Legal Business NameMEMORIAL RADIATION ONCOLOGY MEDICAL

Location Address24302 PASEO DE VALENCIALaguna Hills, CA 92653-3115

Mailing AddressPo Box 844945Los Angeles, CA 90084-4945 · (562) 492-6695 · Fax (562) 988-0389

Phone(949) 452-8880

Fax(949) 859-5980

Organization SubpartNo

Authorized OfficialAsif R. HarsoliaMd/authorized Official · (562) 492-6695

Enumeration DateDecember 18, 2013

Last NPPES UpdateFebruary 22, 20233 updates tracked since enumeration

NPPES CertifiedFebruary 22, 2023

✔ NPI 1306267380 is a valid, active identifier and passes the ISO check-digit test.

Specialties & Licenses

★ Primary SpecialtyRadiology · Radiation OncologyAllopathic & Osteopathic Physicians

Taxonomy Code2085R0001X

Definition

A radiologist who deals with the therapeutic applications of radiant energy and its modifiers and the study and management of disease, especially malignant tumors.

24302 PASEO DE VALENCIA, Laguna Hills, CA 92653

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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)

Memorial Radiation Oncology Medical is registered in the CMS Provider Enrollment, Chain and Ownership System (PECOS).

Clinicians Billing Medicare Through This Organization

Medicare enrollment records show 5 clinicians reassign Medicare billing to Memorial Radiation Oncology Medical, which bills Medicare for the services they deliver. They are listed nearest first.

Clinicians, nearest first (5)

Asif Harsolia, M.D.

Radiation Oncology

NPI 1376565374

18111 BROOKHURST ST STE 0300
Fountain Valley, CA 92708

(714) 962-7100

✔ PECOS✔ Accepts Medicare15 mi

Peyman Kabolizadeh

Radiation Oncology

NPI 1093941171

18111 BROOKHURST ST STE LL0300
Fountain Valley, CA 92708

(714) 962-7100

✔ PECOS✔ Accepts Medicare15 mi

Randy Wei, M.D., PH.D.

Radiation Oncology

NPI 1790045714

5901 E 7TH ST
Long Beach, CA 90822

(714) 962-7100

✔ PECOS✔ Accepts Medicare26 mi

Alam Syed, M.D.

Radiation Oncology

NPI 1316956279

2801N. ATLANTIC AVENUE
Long Beach, CA 90801

(562) 933-0300

✔ PECOS✔ Accepts Medicare31 mi

Christine Yang

Radiation Oncology

NPI 1699351288

2801 ATLANTIC AVE
Long Beach, CA 90806

(562) 933-0300

✔ PECOS31 mi

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 Memorial Radiation Oncology Medical's NPI number?

The NPI number for Memorial Radiation Oncology Medical is 1306267380. It was assigned to this organization in the NPPES registry on December 18, 2013.

Where is Memorial Radiation Oncology Medical located?

Memorial Radiation Oncology Medical is located at 24302 Paseo De Valencia, Laguna Hills, CA 92653. The listed phone number is (949) 452-8880.

What is Memorial Radiation Oncology Medical's specialty?

The primary specialty registered for this NPI is Radiology, specializing in Radiation Oncology, with taxonomy code 2085R0001X.

Is Memorial Radiation Oncology Medical enrolled in Medicare?

Yes. Memorial Radiation Oncology Medical is registered in the Medicare PECOS enrollment system.

How many clinicians bill Medicare through Memorial Radiation Oncology Medical?

According to the CMS Revalidation Reassignment List (October 2026 release), 5 clinicians, all in Radiation Oncology, reassign their Medicare billing to Memorial Radiation Oncology Medical. 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 Memorial Radiation Oncology Medical was last updated on February 22, 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.