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DR. MELANIE C. NICOLE IRWIN MD
NPI 1518918358
Physical Medicine & Rehabilitation - Pediatric Rehabilitation Medicine in Orange, CA

Active since May 15, 2006PECOS EnrolledAccepts Medicare Assignment
1010 W. LAVETA AVE, SUITE 710, ORANGE, CA 92868(714) 835-2724(714) 835-2751 Get Directions Write a Review

NPPES record last updated: January 3, 2014. Verified against the NPPES registry weekly; last sync: November 08, 2026.

About Dr. Melanie C. Nicole Irwin Md NPPES

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

DR. MELANIE C. NICOLE IRWIN MD (NPI 1518918358) is an individual pediatric rehabilitation medicine provider in Orange, California, licensed in California (A99872) and active in the NPI registry since May 2006. She is enrolled in Medicare PECOS and is a graduate of Temple University School Of Medicine (1999).

NPPES Registry Identity

NPI1518918358
Entity TypeIndividualFemale
Primary Taxonomy2081P0010X
Provider Legal NameDR. MELANIE C. NICOLE IRWINCredential: MD
Location Address1010 W. LAVETA AVE, SUITE 710Orange, CA 92868
Mailing Address1010 W. Laveta Ave, Suite 710Orange, CA 92868 · (714) 835-2724 · Fax (714) 835-2751
Phone(714) 835-2724
Fax(714) 835-2751
Sole ProprietorNo
Medical School CMSTemple University School Of MedicineGraduated 1999
Enumeration DateMay 15, 2006
Last NPPES UpdateJanuary 3, 2014
✔ NPI 1518918358 is a valid, active identifier and passes the ISO check-digit test.

Specialties & Licenses

★ Primary SpecialtyPhysical Medicine & Rehabilitation · Pediatric Rehabilitation MedicineAllopathic & Osteopathic Physicians
Taxonomy Code2081P0010X
License✔ Licensed in CA · A99872
Definition
A physiatrist who utilizes an interdisciplinary approach and addresses the prevention, diagnosis, treatment and management of congenital and childhood-onset physical impairments including related or secondary medical, physical, functional, psychosocial and vocational limitations or conditions, with an understanding of the life course of disability. This physician is trained in the identification of functional capabilities and selection of the best of rehabilitation intervention strategies, with an understanding of the continuum of care.
1010 W. LAVETA AVE, Orange, CA 92868
Open in Google Maps ↗

Other Identifiers 4

Medicaid34567000WI
Medicare ID-Type Unspecified0095Q73601
Other029906261LHumana
Medicare UPINI21480

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

Dr. Melanie C. Nicole Irwin Md 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 ID7214992601
PECOS Enrollment IDI20070827000519
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 Melanie Irwin 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 Of Orange County
0.8 mi
Pediatrics
1201 W LA VETA AVE
Orange, CA 92868
  • Reassigned Medicare billing, California enrollment
  • Medicare enrollment name: Childrens Hospital Of Orange County
  • 190 clinicians in this Medicare group
NPI 1275975104 (714) 509-8649
Mnicoleirwin Inc
18 mi
Brain Injury Medicine
2701 ATLANTIC AVE
Long Beach, CA 90806
  • Reassigned Medicare billing, California enrollment
NPI 1457205627 (714) 377-6993

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

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

DR. HISHAM EL-BAYAR M.D., F.A.C.S.
Surgery
1010 W. LAVETA AVE, STE. 470
ORANGE, CA 92868
Orange County (714) 835-8300

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 Melanie Irwin's NPI number?

The NPI number for Melanie Irwin is 1518918358. It was assigned to this individual provider in the NPPES registry on May 15, 2006.

Where is Melanie Irwin located?

Melanie Irwin practices at 1010 W. Laveta Ave Suite 710, Orange, CA 92868. The listed phone number is (714) 835-2724.

What is Melanie Irwin's specialty?

The primary specialty registered for this NPI is Physical Medicine & Rehabilitation, specializing in Pediatric Rehabilitation Medicine, with taxonomy code 2081P0010X.

Is Melanie Irwin enrolled in Medicare?

Yes. Melanie Irwin 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 Melanie Irwin's services?

According to the CMS Revalidation Reassignment List (October 2026 release), Melanie Irwin reassigns Medicare benefits to 2 organizations: Children's Hospital Of Orange County (Orange, CA) and Mnicoleirwin Inc (Long Beach, 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 Melanie Irwin'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 Melanie Irwin was last updated on January 3, 2014. NPI Profile syncs weekly with the NPPES registry data releases published by CMS. This NPI record was last updated 12 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.