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KIMBERLY MARIE IWAKI
NPI 1427476266
Emergency Medicine in Monterey Park, CA

Active since March 30, 2014PECOS EnrolledAccepts Medicare Assignment
708 BARNUM WAY, MONTEREY PARK, CA 91754(626) 390-1154 Get Directions Write a Review

NPPES record last updated: December 17, 2021. Verified against the NPPES registry weekly; last sync: November 01, 2026.

Record update history: Dec 17, 2021, Jan 31, 2017 (2 updates tracked since 2017).

About Kimberly Marie Iwaki NPPES

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

KIMBERLY MARIE IWAKI (NPI 1427476266) is an individual emergency medicine provider in Monterey Park, California, licensed in Illinois (125065190) and active in the NPI registry since March 2014. She is enrolled in Medicare PECOS and is a graduate of Northwestern University Feinberg Medical School (2014).

NPPES Registry Identity

NPI1427476266
Entity TypeIndividualFemale
Primary Taxonomy207P00000X
Provider Legal NameKIMBERLY MARIE IWAKI
Location Address708 BARNUM WAYMonterey Park, CA 91754-2425
Mailing Address708 Barnum WayMonterey Park, CA 91754-2425 · (626) 390-1154
Phone(626) 390-1154
Sole ProprietorNo
Medical School CMSNorthwestern University Feinberg Medical SchoolGraduated 2014
Enumeration DateMarch 30, 2014
Last NPPES UpdateDecember 17, 20212 updates tracked since enumeration
✔ NPI 1427476266 is a valid, active identifier and passes the ISO check-digit test.

Specialties & Licenses

★ Primary SpecialtyEmergency MedicineAllopathic & Osteopathic Physicians
Taxonomy Code207P00000X
License✔ Licensed in IL · 125065190
Definition
An emergency physician focuses on the immediate decision making and action necessary to prevent death or any further disability both in the pre-hospital setting by directing emergency medical technicians and in the emergency department. The emergency physician provides immediate recognition, evaluation, care, stabilization and disposition of a generally diversified population of adult and pediatric patients in response to acute illness and injury.
708 BARNUM WAY, Monterey Park, CA 91754
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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

Kimberly Marie Iwaki 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 ID4183929045
PECOS Enrollment IDI20201019002821
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 Kimberly Iwaki reassigns Medicare billing to 1 organization. The organization bills Medicare for the services this provider delivers there.

Permanente Medical Group Inc
313 mi
Internal Medicine
710 LAWRENCE EXPRESSWAY
Santa Clara, CA 95051
  • Reassigned Medicare billing, California enrollment
  • 20,078 clinicians in this Medicare group
NPI 1073606299 (408) 851-1000

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

Physician Visit Costs CMS claims · ZIP area

Typical Medicare office-visit costs in the 91754 ZIP code area, from fee-for-service claims. These are area statistics, not this provider’s prices; actual charges vary by service and coverage.

New Patient
$96.36 typical visit price
range $62.96 – $187.60
Typical copayment $24.09 (range $15.74 – $46.90)
Most-billed visit code 99203
Established Patient
$109.96 typical visit price
range $20.84 – $153.61
Typical copayment $27.49 (range $5.21 – $38.40)
Most-billed visit code 99214
Amounts reflect what Medicare beneficiaries in this ZIP area are typically charged for office visits. Patients with other coverage should check their individual plans.

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 Kimberly Iwaki's NPI number?

The NPI number for Kimberly Iwaki is 1427476266. It was assigned to this individual provider in the NPPES registry on March 30, 2014.

Where is Kimberly Iwaki located?

Kimberly Iwaki practices at 708 Barnum Way, Monterey Park, CA 91754. The listed phone number is (626) 390-1154.

What is Kimberly Iwaki's specialty?

The primary specialty registered for this NPI is Emergency Medicine with taxonomy code 207P00000X.

Is Kimberly Iwaki enrolled in Medicare?

Yes. Kimberly Iwaki 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 Kimberly Iwaki's services?

According to the CMS Revalidation Reassignment List (October 2026 release), Kimberly Iwaki reassigns Medicare benefits to Permanente Medical Group Inc (Santa Clara, 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 Kimberly Iwaki'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 Kimberly Iwaki was last updated on December 17, 2021. NPI Profile syncs weekly with the NPPES registry data releases published by CMS. This NPI record was last updated 4 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.