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KHATERE NADERI-ASHOUR AGNP
NPI 1295446078
Nurse Practitioner in Irvine, CA

Active since December 12, 2022PECOS EnrolledAccepts Medicare Assignment
113 WATERWORKS WAY STE 155, IRVINE, CA 92618(949) 612-9090(949) 612-9091 Get Directions Write a Review

NPPES record last updated: February 1, 2024. Verified against the NPPES registry weekly; last sync: October 18, 2026.

About Khatere Naderi-ashour Agnp NPPES

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

KHATERE NADERI-ASHOUR AGNP (NPI 1295446078) is an individual nurse practitioner in Irvine, California, licensed in California (95022144) and active in the NPI registry since December 2022. She is enrolled in Medicare PECOS and is a graduate of Other (2021).

NPPES Registry Identity

NPI1295446078
Entity TypeIndividualFemale
Primary Taxonomy363L00000X
Provider Legal NameKHATERE NADERI-ASHOURCredential: AGNP
Location Address113 WATERWORKS WAY STE 155Irvine, CA 92618-3163
Mailing Address113 Waterworks Way Ste 155Irvine, CA 92618-3163 · (949) 612-9090 · Fax (949) 612-9091
Phone(949) 612-9090
Fax(949) 612-9091
Sole ProprietorNo
Medical School CMSOtherGraduated 2021
Enumeration DateDecember 12, 2022
Last NPPES UpdateFebruary 1, 2024
NPPES CertifiedFebruary 1, 2024
✔ NPI 1295446078 is a valid, active identifier and passes the ISO check-digit test.

Specialties & Licenses

★ Primary SpecialtyNurse PractitionerPhysician Assistants & Advanced Practice Nursing Providers
Taxonomy Code363L00000X
License✔ Licensed in CA · 95022144
Definition
(1) A registered nurse provider with a graduate degree in nursing prepared for advanced practice involving independent and interdependent decision making and direct accountability for clinical judgment across the health care continuum or in a certified specialty. (2) A registered nurse who has completed additional training beyond basic nursing education and who provides primary health care services in accordance with state nurse practice laws or statutes. Tasks performed by nurse practitioners vary with practice requirements mandated by geographic, political, economic, and social factors. Nurse practitioner specialists include, but are not limited to, family nurse practitioners, gerontological nurse practitioners, pediatric nurse practitioners, obstetric-gynecologic nurse practitioners, and school nurse practitioners.
113 WATERWORKS WAY STE 155, Irvine, CA 92618
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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

Khatere Naderi-ashour Agnp 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 ID446694616
PECOS Enrollment IDI20240215001010
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 Khatere Naderi-ashour reassigns Medicare billing to 1 organization. The organization bills Medicare for the services this provider delivers there.

Digestive Disease Consultants Of Orange County Inc
Same address
Gastroenterology
113 WATERWORKS WAY, SUITE 155
Irvine, CA 92618
  • Reassigned Medicare billing, California enrollment
  • 11 clinicians in this Medicare group
NPI 1780843458 (949) 612-9090

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 92618 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.

Other Providers at the Same Location NPPES 11

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

YASAMAN SHAKERANEH
Physician Assistant
113 WATERWORKS WAY STE 155
IRVINE, CA 92618
Orange County (949) 612-9090
DR. KEYVAN FARHAD ND
Naturopath
113 WATERWORKS WAY STE 155
IRVINE, CA 92618
Orange County (949) 612-9090
ELAINE GEEAEH WON
Nurse Practitioner
113 WATERWORKS WAY STE 155
IRVINE, CA 92618
Orange County (949) 612-9090
TAAHIRA SIDDIQUI PA-C
Physician Assistant
113 WATERWORKS WAY STE 155
IRVINE, CA 92618
Orange County (949) 612-9090
MRS. LESLIE WHITNEY PA-C
Physician Assistant
113 WATERWORKS WAY STE 155
IRVINE, CA 92618
Orange County (949) 612-9090
DR. SHAHROOZ BEMANIAN
Internal Medicine (Gastroenterology)
113 WATERWORKS WAY STE 155
IRVINE, CA 92618
Orange County (949) 612-9090
HEBA ASHRAF MD
Internal Medicine (Gastroenterology)
113 WATERWORKS WAY STE 155
IRVINE, CA 92618
Orange County (949) 258-7229
GRACE LIU NP
Nurse Practitioner (Family)
113 WATERWORKS WAY STE 155
IRVINE, CA 92618
Orange County (949) 612-9090

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 Khatere Naderi-ashour's NPI number?

The NPI number for Khatere Naderi-ashour is 1295446078. It was assigned to this individual provider in the NPPES registry on December 12, 2022.

Where is Khatere Naderi-ashour located?

Khatere Naderi-ashour practices at 113 Waterworks Way Ste 155, Irvine, CA 92618. The listed phone number is (949) 612-9090.

What is Khatere Naderi-ashour's specialty?

The primary specialty registered for this NPI is Nurse Practitioner with taxonomy code 363L00000X.

Is Khatere Naderi-ashour enrolled in Medicare?

Yes. Khatere Naderi-ashour 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 Khatere Naderi-ashour's services?

According to the CMS Revalidation Reassignment List (October 2026 release), Khatere Naderi-ashour reassigns Medicare benefits to Digestive Disease Consultants Of Orange County Inc (Irvine, 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 Khatere Naderi-ashour'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 Khatere Naderi-ashour was last updated on February 1, 2024. NPI Profile syncs weekly with the NPPES registry data releases published by CMS. This NPI record was last updated 2 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.