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DARIUSH S. LAVI, M.D., INC.
NPI 1396165783
Internal Medicine in Costa Mesa, CA

Active since April 24, 2014CLIA 05D1018717 · Waiver
1503 S COAST DR, SUITE 109, COSTA MESA, CA 92626(714) 585-1842 Get Directions Write a Review

NPPES record last updated: April 24, 2014. Verified against the NPPES registry weekly; last sync: October 25, 2026.

About Dariush S. Lavi, M.d., Inc. NPPES

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

DARIUSH S. LAVI, M.D., INC. (NPI 1396165783) is a healthcare organization registered as an internal medicine in Costa Mesa, California and active in the NPI registry since April 2014. The organization holds a CLIA Waiver certificate valid through October 28, 2027 and lists Dariush Lavi, Physician, as its authorized official.

NPPES Registry Identity

NPI1396165783
Entity TypeOrganization
Primary Taxonomy207R00000X
Legal Business NameDARIUSH S. LAVI, M.D., INC.
Location Address1503 S COAST DR, SUITE 109Costa Mesa, CA 92626-1534
Mailing Address1503 S Coast Dr, Suite 109Costa Mesa, CA 92626-1534 · (714) 585-1842
Phone(714) 585-1842
Organization SubpartNo
Authorized OfficialDariush LaviPhysician · (714) 585-1842
Enumeration DateApril 24, 2014
✔ NPI 1396165783 is a valid, active identifier and passes the ISO check-digit test.

Specialties & Licenses

★ Primary SpecialtyInternal MedicineAllopathic & Osteopathic Physicians
Taxonomy Code207R00000X
License✔ Licensed in CA · A70042
Definition
A physician who provides long-term, comprehensive care in the office and the hospital, managing both common and complex illness of adolescents, adults and the elderly. Internists are trained in the diagnosis and treatment of cancer, infections and diseases affecting the heart, blood, kidneys, joints and digestive, respiratory and vascular systems. They are also trained in the essentials of primary care internal medicine, which incorporates an understanding of disease prevention, wellness, substance abuse, mental health and effective treatment of common problems of the eyes, ears, skin, nervous system and reproductive organs.
1503 S COAST DR, Costa Mesa, CA 92626
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Other Identifiers 1

Medicare UPINH55572CA

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)

Dariush S. Lavi, M.d., Inc. 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 Dariush S. Lavi, M.D., Inc., which bills Medicare for the services this clinician delivers.

Clinician (1)

Dariush Lavi, M.D.
Internal Medicine
NPI 1750449062
1503 S COAST DR STE 109
Costa Mesa, CA 92626
(714) 585-1842
✔ PECOS0.2 mi

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

CLIA Laboratory Certificates CMS CLIA

Laboratory certificates issued under the Clinical Laboratory Improvement Amendments (CLIA) program, which sets federal quality standards for human laboratory testing in the United States. There is no official CMS crosswalk between CLIA and NPI numbers; these certificates are associated with this NPI by matching facility names, locations and phone numbers in the CMS CLIA registry.

Certificate of Waiver 05D1018717

Dariush Lavi MD Inc · Costa Mesa, CA
Active · expires Oct 28, 2027
CLIA Number05D1018717
Laboratory TypePhysician Office
Certificate Effective DateOctober 29, 2025
Certificate Expiration DateOctober 28, 2027
Laboratory DirectorDariush Lavi MD
Laboratory Phone(714) 585-1842
Laboratory LocationDariush Lavi MD Inc1503 South Coast Drive Suite 109, Costa Mesa, CA 92626
CLIA data matches this NPI record on: Address Phone
This certificate is issued to a laboratory to perform only waived tests.

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 Dariush S. Lavi, M.D., Inc.'s NPI number?

The NPI number for Dariush S. Lavi, M.D., Inc. is 1396165783. It was assigned to this organization in the NPPES registry on April 24, 2014.

Where is Dariush S. Lavi, M.D., Inc. located?

Dariush S. Lavi, M.D., Inc. is located at 1503 S Coast Dr Suite 109, Costa Mesa, CA 92626. The listed phone number is (714) 585-1842.

What is Dariush S. Lavi, M.D., Inc.'s specialty?

The primary specialty registered for this NPI is Internal Medicine with taxonomy code 207R00000X.

Is Dariush S. Lavi, M.D., Inc. enrolled in Medicare?

Yes. Dariush S. Lavi, M.D., Inc. is registered in the Medicare PECOS enrollment system.

How many clinicians bill Medicare through Dariush S. Lavi, M.D., Inc.?

According to the CMS Revalidation Reassignment List (October 2026 release), 1 clinician (Internal Medicine) reassigns their Medicare billing to Dariush S. Lavi, M.D., Inc.. 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.

Does Dariush S. Lavi, M.D., Inc. hold a CLIA laboratory certificate?

Yes. A Certificate of Waiver (number 05D1018717) is associated with this NPI, valid through October 28, 2027. CLIA certificates authorize laboratory testing under the federal Clinical Laboratory Improvement Amendments program.

When was this NPI record last updated?

The NPPES record for Dariush S. Lavi, M.D., Inc. was last updated on April 24, 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.