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ALAN DARUSH, M.D., A PROFESSIONAL CORPORATION
NPI 1669501409
Internal Medicine in Northridge, CA

Active since March 05, 2007
8540 RESEDA BLVD # 103, NORTHRIDGE, CA 91324(818) 280-0700 Get Directions Write a Review

NPPES record last updated: December 11, 2014. Verified against the NPPES registry weekly; last sync: October 25, 2026.

About Alan Darush, M.d., A Professional Corporation NPPES

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

ALAN DARUSH, M.D., A PROFESSIONAL CORPORATION (NPI 1669501409) is a healthcare organization registered as an internal medicine in Northridge, California and active in the NPI registry since March 2007. The organization lists Alan Darush, Owner, as its authorized official.

NPPES Registry Identity

NPI1669501409
Entity TypeOrganization
Primary Taxonomy207R00000X
Legal Business NameALAN DARUSH, M.D., A PROFESSIONAL CORPORATION
Location Address8540 RESEDA BLVD # 103Northridge, CA 91324-4628
Mailing AddressPo Box 77790Corona, CA 92877-0126 · (800) 624-2468 · Fax (951) 272-9924
Phone(818) 280-0700
Organization SubpartNo
Authorized OfficialAlan DarushOwner · (818) 280-0700
Enumeration DateMarch 5, 2007
Last NPPES UpdateDecember 11, 2014
✔ NPI 1669501409 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 · A84425
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.
8540 RESEDA BLVD # 103, Northridge, CA 91324
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Other Identifiers 2

Medicare UPINI22823CA
Medicare PINA84225CA

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)

Alan Darush, M.d., A Professional Corporation 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 Alan Darush, M.D., A Professional Corporation, which bills Medicare for the services this clinician delivers.

Clinician (1)

Alan Darush, M.D.
Internal Medicine
NPI 1649246794
8540 RESEDA BLVD SUITE 103
Northridge, CA 91324
(818) 280-0700
✔ PECOS✔ Accepts MedicareSame address

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 Alan Darush, M.D., A Professional Corporation's NPI number?

The NPI number for Alan Darush, M.D., A Professional Corporation is 1669501409. It was assigned to this organization in the NPPES registry on March 5, 2007.

Where is Alan Darush, M.D., A Professional Corporation located?

Alan Darush, M.D., A Professional Corporation is located at 8540 Reseda Blvd # 103, Northridge, CA 91324. The listed phone number is (818) 280-0700.

What is Alan Darush, M.D., A Professional Corporation's specialty?

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

Is Alan Darush, M.D., A Professional Corporation enrolled in Medicare?

Yes. Alan Darush, M.D., A Professional Corporation is registered in the Medicare PECOS enrollment system.

How many clinicians bill Medicare through Alan Darush, M.D., A Professional Corporation?

According to the CMS Revalidation Reassignment List (October 2026 release), 1 clinician (Internal Medicine) reassigns their Medicare billing to Alan Darush, M.D., A Professional Corporation. 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 Alan Darush, M.D., A Professional Corporation was last updated on December 11, 2014. NPI Profile syncs weekly with the NPPES registry data releases published by CMS. This NPI record was last updated 11 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.