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KHAJA R AHMED M.D. A PROFESSIONAL CORPORATION
NPI 1801194006
Internal Medicine - Nephrology in Torrance, CA

Active since March 11, 2011
20911 EARL ST, SUITE 180, TORRANCE, CA 90503(310) 370-4660(310) 793-0710 Get Directions Write a Review

NPPES record last updated: March 11, 2011. Verified against the NPPES registry weekly; last sync: November 08, 2026.

About Khaja R Ahmed M.d. A Professional Corporation NPPES

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

KHAJA R AHMED M.D. A PROFESSIONAL CORPORATION (NPI 1801194006), doing business as Khaja R. Ahmed M.d., is a healthcare organization registered as a nephrology in Torrance, California and active in the NPI registry since March 2011. The organization lists Khaja R Ahmed, Owner, as its authorized official.

NPPES Registry Identity

NPI1801194006
Entity TypeOrganization
Primary Taxonomy207RN0300X
Legal Business NameKHAJA R AHMED M.D. A PROFESSIONAL CORPORATION
Location Address20911 EARL ST, SUITE 180Torrance, CA 90503-4352
Mailing Address20911 Earl St, Suite 180Torrance, CA 90503-4352 · (310) 370-4660 · Fax (310) 793-0710
Phone(310) 370-4660
Fax(310) 793-0710
Organization SubpartNo
Authorized OfficialKhaja R AhmedOwner · (310) 370-4660
Enumeration DateMarch 11, 2011
✔ NPI 1801194006 is a valid, active identifier and passes the ISO check-digit test.

Specialties & Licenses

★ Primary SpecialtyInternal Medicine · NephrologyAllopathic & Osteopathic Physicians
Taxonomy Code207RN0300X
License✔ Licensed in CA · A45423
Definition
An internist who treats disorders of the kidney, high blood pressure, fluid and mineral balance and dialysis of body wastes when the kidneys do not function. This specialist consults with surgeons about kidney transplantation.
20911 EARL ST, Torrance, CA 90503
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Other Names 1

Former Legal Business NameKhaja R. Ahmed M.d.

Other Identifiers 2

OtherA45423CA · Ca State
Medicare UPINF00744

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)

Khaja R Ahmed 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 Khaja R Ahmed M.D. A Professional Corporation, which bills Medicare for the services this clinician delivers.

Clinician (1)

Khaja Ahmed, M.D.
Nephrology
NPI 1033137633
20911 EARL ST SUITE 180
Torrance, CA 90503
(310) 370-4660
✔ 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 Khaja R Ahmed M.D. A Professional Corporation's NPI number?

The NPI number for Khaja R Ahmed M.D. A Professional Corporation is 1801194006. It was assigned to this organization in the NPPES registry on March 11, 2011. The provider was formerly known as Khaja R. Ahmed M.D..

Where is Khaja R Ahmed M.D. A Professional Corporation located?

Khaja R Ahmed M.D. A Professional Corporation is located at 20911 Earl St Suite 180, Torrance, CA 90503. The listed phone number is (310) 370-4660.

What is Khaja R Ahmed M.D. A Professional Corporation's specialty?

The primary specialty registered for this NPI is Internal Medicine, specializing in Nephrology, with taxonomy code 207RN0300X.

Is Khaja R Ahmed M.D. A Professional Corporation enrolled in Medicare?

Yes. Khaja R Ahmed M.D. A Professional Corporation is registered in the Medicare PECOS enrollment system.

How many clinicians bill Medicare through Khaja R Ahmed M.D. A Professional Corporation?

According to the CMS Revalidation Reassignment List (October 2026 release), 1 clinician (Nephrology) reassigns their Medicare billing to Khaja R Ahmed 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 Khaja R Ahmed M.D. A Professional Corporation was last updated on March 11, 2011. NPI Profile syncs weekly with the NPPES registry data releases published by CMS. This NPI record was last updated 15 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.