OMEED AHADIAT, M.D.
NPI 1316679558
Dermatology in Irvine, CA

Active since June 27, 2022
113 WATERWORKS WAY, IRVINE, CA 92618(949) 551-1113 Get Directions Write a Review

NPPES record last updated: July 5, 2022. Verified against the NPPES registry weekly; last sync: November 01, 2026.

About Omeed Ahadiat, M.d. NPPES

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

OMEED AHADIAT, M.D. (NPI 1316679558) is a healthcare organization registered as a dermatology in Irvine, California and active in the NPI registry since June 2022. The organization lists Omeed Ahadiat, President, as its authorized official.

NPPES Registry Identity

NPI1316679558
Entity TypeOrganization
Primary Taxonomy207N00000X
Legal Business NameOMEED AHADIAT, M.D.
Location Address113 WATERWORKS WAYIrvine, CA 92618-3167
Mailing Address20270 Kline LnYorba Linda, CA 92887-3269 · (714) 598-9939
Organization SubpartNo
Authorized OfficialOmeed AhadiatPresident · (714) 598-9939
Enumeration DateJune 27, 2022
Last NPPES UpdateJuly 5, 2022
NPPES CertifiedJuly 5, 2022
✔ NPI 1316679558 is a valid, active identifier and passes the ISO check-digit test.

Specialties & Licenses

★ Primary SpecialtyDermatologyAllopathic & Osteopathic Physicians
Taxonomy Code207N00000X
Definition
A dermatologist is trained to diagnose and treat pediatric and adult patients with benign and malignant disorders of the skin, mouth, external genitalia, hair and nails, as well as a number of sexually transmitted diseases. The dermatologist has had additional training and experience in the diagnosis and treatment of skin cancers, melanomas, moles and other tumors of the skin, the management of contact dermatitis and other allergic and nonallergic skin disorders, and in the recognition of the skin manifestations of systemic (including internal malignancy) and infectious diseases. Dermatologists have special training in dermatopathology and in the surgical techniques used in dermatology. They also have expertise in the management of cosmetic disorders of the skin such as hair loss and scars and the skin changes associated with aging.
113 WATERWORKS WAY, Irvine, CA 92618

Group Practice 1

Group TaxonomyThis provdier is a business group of one or more individual practitioners, all of who practice with the same area of specialization.193400000X SINGLE SPECIALTY GROUP

Medicare Participation & PECOS CMS

Medicare enrollment and the clinicians who bill Medicare through this organization, from CMS.

Medicare Enrollment Status

✔

Enrolled in Medicare (PECOS)

Omeed Ahadiat, M.d. is registered in the CMS Provider Enrollment, Chain and Ownership System (PECOS).

Clinicians Billing Medicare Through This Organization

Medicare enrollment records show 1 clinician reassigns Medicare billing to Omeed Ahadiat, M.D., which bills Medicare for the services this clinician delivers.

Clinician (1)

Dermatology
NPI 1497250955
26700 TOWNE CENTRE DR STE 170
Foothill Ranch, CA 92610
(949) 919-3834
✔ PECOS✔ Accepts Medicare5.8 mi

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

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 Omeed Ahadiat, M.D.'s NPI number?

The NPI number for Omeed Ahadiat, M.D. is 1316679558. It was assigned to this organization in the NPPES registry on June 27, 2022.

Where is Omeed Ahadiat, M.D. located?

Omeed Ahadiat, M.D. is located at 113 Waterworks Way, Irvine, CA 92618. The listed phone number is (949) 551-1113.

What is Omeed Ahadiat, M.D.'s specialty?

The primary specialty registered for this NPI is Dermatology with taxonomy code 207N00000X.

Is Omeed Ahadiat, M.D. enrolled in Medicare?

Yes. Omeed Ahadiat, M.D. is registered in the Medicare PECOS enrollment system.

How many clinicians bill Medicare through Omeed Ahadiat, M.D.?

According to the CMS Revalidation Reassignment List (October 2026 release), 1 clinician (Dermatology) reassigns their Medicare billing to Omeed Ahadiat, M.D.. A 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 the clinician's services. Reassignment records can lag staffing changes; confirm a current affiliation with the organization.

When was this NPI record last updated?

The NPPES record for Omeed Ahadiat, M.D. was last updated on July 5, 2022. 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.