Recently Updated NPI Information — some details in this NPI profile have been updated in the NPI registry within the last 30 days.

KOUSHAN SIAMI M D A PROFESSIONAL CORPORATION
NPI 1124899661
Pathology - Anatomic Pathology & Clinical Pathology in La Quinta, CA

Active since January 12, 2024
47120 DUNE PALMS RD STE 109, LA QUINTA, CA 92253(760) 864-4163 Get Directions Write a Review

NPPES record last updated: July 24, 2026. Verified against the NPPES registry weekly; last sync: July 26, 2026.

Record update history: Jul 24, 2026, May 29, 2026, Jul 10, 2024 and 2 more (5 updates tracked since 2024).

About Koushan Siami M D A Professional Corporation NPPES

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

KOUSHAN SIAMI M D A PROFESSIONAL CORPORATION (NPI 1124899661), doing business as Koushan Siami M D Apc, is a healthcare organization registered as an anatomic pathology & clinical pathology in La Quinta, California and active in the NPI registry since January 2024. The organization lists Koushan Siami Namini, Owner, as its authorized official.

NPPES Registry Identity

NPI1124899661
Entity TypeOrganization
Primary Taxonomy207ZP0102X
Legal Business NameKOUSHAN SIAMI M D A PROFESSIONAL CORPORATION
Location Address47120 DUNE PALMS RD STE 109La Quinta, CA 92253-2097
Mailing Address5700 Southwyck BlvdToledo, OH 43614-1509 · (800) 288-8325 · Fax (419) 866-5453
Organization SubpartNo
Authorized OfficialKoushan Siami NaminiOwner · (760) 864-4163
Enumeration DateJanuary 12, 2024
Last NPPES UpdateJuly 24, 20265 updates tracked since enumeration
NPPES CertifiedJuly 24, 2026
NPI 1124899661 is a valid, active identifier and passes the ISO check-digit test.

Specialties & Licenses

Primary SpecialtyPathology · Anatomic Pathology & Clinical PathologyAllopathic & Osteopathic Physicians
Taxonomy Code207ZP0102X
Definition
A pathologist deals with the causes and nature of disease and contributes to diagnosis, prognosis and treatment through knowledge gained by the laboratory application of the biologic, chemical and physical sciences. A pathologist uses information gathered from the microscopic examination of tissue specimens, cells and body fluids, and from clinical laboratory tests on body fluids and secretions for the diagnosis, exclusion and monitoring of disease.
47120 DUNE PALMS RD STE 109, La Quinta, CA 92253

Other Names 2

Former Legal Business NameKoushan Siami M D Apc
Other NameKoushan Siami

Group Practice 1

Group TaxonomyThis provider is a business group of one or more individual practitioners, who practice with different areas of specialization.193200000X MULTI-SPECIALTY GROUP

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 Koushan Siami M D A Professional Corporation's NPI number?

The NPI number for Koushan Siami M D A Professional Corporation is 1124899661. It was assigned to this organization in the NPPES registry on January 12, 2024. The provider is also known as Koushan Siami. The provider was formerly known as Koushan Siami M D Apc.

Where is Koushan Siami M D A Professional Corporation located?

Koushan Siami M D A Professional Corporation is located at 47120 Dune Palms Rd Ste 109, La Quinta, CA 92253. The listed phone number is (760) 864-4163.

What is Koushan Siami M D A Professional Corporation's specialty?

The primary specialty registered for this NPI is Pathology, specializing in Anatomic Pathology & Clinical Pathology, with taxonomy code 207ZP0102X.

When was this NPI record last updated?

The NPPES record for Koushan Siami M D A Professional Corporation was last updated on July 24, 2026. NPI Profile syncs with the weekly NPPES data releases published by CMS.