IRWIN KEVIN WEISS M.D.
NPI 1013013317
Pediatrics - Pediatric Critical Care Medicine in Los Angeles, CA

Q: What is Irwin Weiss's NPI number?

The NPI number for Irwin Weiss is 1013013317. It was assigned to this individual provider in the NPPES registry on September 15, 2006.

Q: What is Irwin Weiss's specialty?

The primary specialty registered for this NPI is Pediatrics, specializing in Pediatric Critical Care Medicine, with taxonomy code 2080P0203X.

Q: When was this NPI record last updated?

The NPPES record for Irwin Weiss was last updated on August 30, 2011. NPI Profile syncs weekly with the NPPES registry data releases published by CMS. This NPI record was last updated 15 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.

Active since September 15, 2006PECOS EnrolledAccepts Medicare Assignment

10833 LE CONTE AVENUE, 12-441 MDCC, LOS ANGELES, CA 90095(310) 206-3952(310) 206-0209 Get Directions Write a Review

NPPES record last updated: August 30, 2011. Verified against the NPPES registry weekly; last sync: October 25, 2026.

On this page

About Irwin Kevin Weiss M.d. NPPES

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

IRWIN KEVIN WEISS M.D. (NPI 1013013317) is an individual pediatric critical care medicine provider in Los Angeles, California, licensed in California (G74628) and active in the NPI registry since September 2006. He is enrolled in Medicare PECOS and is a graduate of Albert Einstein College Of Medicine Of Yeshiva University (1986).

NPPES Registry Identity

NPI1013013317

Entity TypeIndividualMale

Primary Taxonomy2080P0203X

Provider Legal NameIRWIN KEVIN WEISSCredential: M.D.

Location Address10833 LE CONTE AVENUE, 12-441 MDCCLos Angeles, CA 90095

Mailing Address10833 Le Conte Avenue, 12-441 MdccLos Angeles, CA 90095 · (310) 206-3952 · Fax (310) 206-0209

Phone(310) 206-3952

Fax(310) 206-0209

Sole ProprietorNo

Medical School CMSAlbert Einstein College Of Medicine Of Yeshiva UniversityGraduated 1986

Enumeration DateSeptember 15, 2006

Last NPPES UpdateAugust 30, 2011

✔ NPI 1013013317 is a valid, active identifier and passes the ISO check-digit test.

Specialties & Licenses 2

★ Primary SpecialtyPediatrics · Pediatric Critical Care MedicineAllopathic & Osteopathic Physicians

Taxonomy Code2080P0203X

License✔ Licensed in CA · G74628

Definition

A pediatrician expert in advanced life support for children from the term or near-term neonate to the adolescent. This competence extends to the critical care management of life-threatening organ system failure from any cause in both medical and surgical patients and to the support of vital physiological functions. This specialist may have administrative responsibilities for intensive care units and also facilitates patient care among other specialists.

Also ListedPediatrics · Neonatal-Perinatal MedicineTaxonomy 2080N0001X · License G74628 (CA)

10833 LE CONTE AVENUE, Los Angeles, CA 90095

Open in Google Maps ↗

Other Identifiers 6

Medicare ID-Type UnspecifiedWG74628ACA

MedicaidGR0053510CA

Medicare ID-Type UnspecifiedW11810CA · Group

Medicare PINFH524ZCA

Medicare UPINF32931CA

Medicaid00G746280CA

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

Irwin Kevin Weiss 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 ID6709056864

PECOS Enrollment IDI20110826000586

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 Reassignment

Medicare enrollment records show Irwin Weiss reassigns Medicare billing to 1 organization. The organization bills Medicare for the services this provider delivers there.

Uc Regents

0.2 mi

Pediatrics

200 UCLA MEDICAL PLAZA, SUITE 265
Los Angeles, CA 90095

Reassigned Medicare billing, California enrollment
323 clinicians in this Medicare group

NPI 1982667663 (310) 825-0867

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

Other Providers at the Same Location NPPES 15

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

DR. CRISTINA DACANAY LOPEZ D.M.D.

Dentist (General Practice)

10833 LE CONTE AVENUE, UCLA SCHOOL OF DENTISTRY ROOM A0-121
LOS ANGELES, CA 90095

Los Angeles County (310) 206-2933

DR. ALBERTO BREDA M.D.

Urology

10833 LE CONTE AVENUE
LOS ANGELES, CA 90095

Los Angeles County (310) 303-6204

DR. DAVID ALEXANDER ZIRING M.D.

Pediatrics (Pediatric Gastroenterology)

10833 LE CONTE AVENUE, 12-441 MDCC
LOS ANGELES, CA 90095

Los Angeles County (310) 206-6134

DR. SUNG-HAE KANG PH.D.

Medical Genetics (Clinical Cytogenetics)

10833 LE CONTE AVENUE, DEPARTMENT OF PATHOLOGY & LABORATORY MEDICINE
LOS ANGELES, CA 90095

Los Angeles County (310) 794-2252

JONATHAN BRAUN MD

Pathology (Anatomic Pathology & Clinical Pathology)

10833 LE CONTE AVENUE
LOS ANGELES, CA 90095

Los Angeles County (310) 794-8285

DR. JOSEF MADRIGAL MD

Student in an Organized Health Care Education/Training Program

10833 LE CONTE AVENUE, CHS 62-235
LOS ANGELES, CA 90095

Los Angeles County (310) 825-6301

UCLA PATHOLOGY AND LABORATORY MEDICINE GROUP

Pathology (Anatomic Pathology & Clinical Pathology)

10833 LE CONTE AVENUE, SUITE B-186 CHS
LOS ANGELES, CA 90095

Los Angeles County (310) 794-7953

DR. EVELYN CHUNG DDS

Dentist

10833 LE CONTE AVENUE, B3-069 CHS
LOS ANGELES, CA 90095

Los Angeles County (310) 825-6510

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 Irwin Weiss's NPI number?

The NPI number for Irwin Weiss is 1013013317. It was assigned to this individual provider in the NPPES registry on September 15, 2006.

Where is Irwin Weiss located?

Irwin Weiss practices at 10833 Le Conte Avenue 12-441 Mdcc, Los Angeles, CA 90095. The listed phone number is (310) 206-3952.

What is Irwin Weiss's specialty?

The primary specialty registered for this NPI is Pediatrics, specializing in Pediatric Critical Care Medicine, with taxonomy code 2080P0203X.

Is Irwin Weiss enrolled in Medicare?

Yes. Irwin Weiss 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 organization bills Medicare for Irwin Weiss's services?

According to the CMS Revalidation Reassignment List (October 2026 release), Irwin Weiss reassigns Medicare benefits to Uc Regents (Los Angeles, CA). The 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 Irwin Weiss'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 Irwin Weiss was last updated on August 30, 2011. NPI Profile syncs weekly with the NPPES registry data releases published by CMS. This NPI record was last updated 15 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.