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LINDA ELLIS MUHONEN MD
NPI 1891883708
Pediatrics - Pediatric Cardiology in Orange, CA

Active since October 10, 2006PECOS Enrolled
455 S MAIN ST, ORANGE, CA 92868(714) 221-5500(714) 221-5515 Get Directions Write a Review

NPPES record last updated: July 8, 2007. Verified against the NPPES registry weekly; last sync: November 01, 2026.

About Linda Ellis Muhonen Md NPPES

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

LINDA ELLIS MUHONEN MD (NPI 1891883708) is an individual pediatric cardiology provider in Orange, California, licensed in California (G63528) and active in the NPI registry since October 2006. She is enrolled in Medicare PECOS.

NPPES Registry Identity

NPI1891883708
Entity TypeIndividualFemale
Primary Taxonomy2080P0202X
Provider Legal NameLINDA ELLIS MUHONENCredential: MD
Location Address455 S MAIN STOrange, CA 92868-3835
Mailing Address455 S Main StOrange, CA 92868-3835 · (714) 289-4511 · Fax (714) 289-4788
Phone(714) 221-5500
Fax(714) 221-5515
Sole ProprietorNo
Enumeration DateOctober 10, 2006
Last NPPES UpdateJuly 8, 2007
✔ NPI 1891883708 is a valid, active identifier and passes the ISO check-digit test.

Specialties & Licenses

★ Primary SpecialtyPediatrics · Pediatric CardiologyAllopathic & Osteopathic Physicians
Taxonomy Code2080P0202X
License✔ Licensed in CA · G63528
Definition
A pediatric cardiologist provides comprehensive care to patients with cardiovascular problems. This specialist is skilled in selecting, performing and evaluating the structural and functional assessment of the heart and blood vessels, and the clinical evaluation of cardiovascular disease.
455 S MAIN ST, Orange, CA 92868
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Other Identifiers 2

Medicaid00G635280CA
Medicare UPINF21119CA

Medicare Participation & PECOS CMS

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

Medicare Enrollment Status

✔

Enrolled in Medicare (PECOS)

Linda Ellis Muhonen Md is registered in the CMS Provider Enrollment, Chain and Ownership System (PECOS).

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 Linda Muhonen reassigns Medicare billing to 1 organization. The organization bills Medicare for the services this provider delivers there.

Children's Hospital Of Orange County
1.0 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

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 20

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

PEDIATRIC SUBSPECIALTY FACULTY, INC.
Surgery (Pediatric Surgery)
455 S MAIN ST, GENERAL SURGERY
ORANGE, CA 92868
Orange County (714) 364-4050
PEI LIN CHANG M.D.
Pediatrics
455 S MAIN ST
ORANGE, CA 92868
Orange County (714) 558-2462
JENNIFER MICHELLE SHIVELY N.P.
Nurse Practitioner (Pediatrics, Critical Care)
455 S MAIN ST
ORANGE, CA 92868
Orange County (714) 204-3277
ANTOINE SOLIMAN M.D.
Pediatrics (Neonatal-Perinatal Medicine)
455 S MAIN ST
ORANGE, CA 92868
Orange County (714) 289-4511
DR. JEFFREY H HO D.O.
Pediatrics (Pediatric Gastroenterology)
455 S MAIN ST
ORANGE, CA 92868
Orange County (714) 289-4099
DR. MARITA FORTADES MD
Pediatrics
455 S MAIN ST
ORANGE, CA 92868
Orange County (714) 532-8767
DR. SHARON KIM MD
Psychiatry & Neurology (Neurology)
455 S MAIN ST
ORANGE, CA 92868
Orange County (714) 532-7601
MS. NANCY ANN VARNI CPNP
Nurse Practitioner (Pediatrics)
455 S MAIN ST
ORANGE, CA 92868
Orange County (714) 532-8634

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 Linda Muhonen's NPI number?

The NPI number for Linda Muhonen is 1891883708. It was assigned to this individual provider in the NPPES registry on October 10, 2006.

Where is Linda Muhonen located?

Linda Muhonen practices at 455 S Main St, Orange, CA 92868. The listed phone number is (714) 221-5500.

What is Linda Muhonen's specialty?

The primary specialty registered for this NPI is Pediatrics, specializing in Pediatric Cardiology, with taxonomy code 2080P0202X.

Is Linda Muhonen enrolled in Medicare?

Yes. Linda Muhonen is registered in the Medicare PECOS enrollment system.

Which organization bills Medicare for Linda Muhonen's services?

According to the CMS Revalidation Reassignment List (October 2026 release), Linda Muhonen reassigns Medicare benefits to Children's Hospital Of Orange County (Orange, 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 Linda Muhonen'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 Linda Muhonen was last updated on July 8, 2007. NPI Profile syncs weekly with the NPPES registry data releases published by CMS. This NPI record was last updated 19 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.