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KEITH L KLEIN MD FACP FASN INC
NPI 1861649931
Internal Medicine - Nephrology in Beverly Hills, CA

Active since August 20, 2008
8900 WILSHIRE BLVD, SUITE 350, BEVERLY HILLS, CA 90211(310) 657-9841(310) 657-9893 Get Directions Write a Review

NPPES record last updated: August 29, 2011. Verified against the NPPES registry weekly; last sync: October 18, 2026.

About Keith L Klein Md Facp Fasn Inc NPPES

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

KEITH L KLEIN MD FACP FASN INC (NPI 1861649931) is a healthcare organization registered as a nephrology in Beverly Hills, California and active in the NPI registry since August 2008. The organization lists Keith L Klein, President, as its authorized official.

NPPES Registry Identity

NPI1861649931
Entity TypeOrganization
Primary Taxonomy207RN0300X
Legal Business NameKEITH L KLEIN MD FACP FASN INC
Location Address8900 WILSHIRE BLVD, SUITE 350Beverly Hills, CA 90211-1958
Mailing Address8900 Wilshire Blvd, Suite 350Beverly Hills, CA 90211-1958 · (310) 657-9841 · Fax (310) 657-9893
Phone(310) 657-9841
Fax(310) 657-9893
Organization SubpartNo
Authorized OfficialKeith L KleinPresident · (310) 657-9841
Enumeration DateAugust 20, 2008
Last NPPES UpdateAugust 29, 2011
✔ NPI 1861649931 is a valid, active identifier and passes the ISO check-digit test.

Specialties & Licenses

★ Primary SpecialtyInternal Medicine · NephrologyAllopathic & Osteopathic Physicians
Taxonomy Code207RN0300X
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.
8900 WILSHIRE BLVD, Beverly Hills, CA 90211
Open in Google Maps ↗

Other Identifiers 1

Other05D0867505CA · Clia

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)

Keith L Klein Md Facp Fasn 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 Keith L Klein MD Facp Fasn Inc, which bills Medicare for the services this clinician delivers.

Clinician (1)

Keith Klein, M.D.,
Nephrology
NPI 1982688040
8900 WILSHIRE BLVD 350
Beverly Hills, CA 90211
(310) 657-9841
✔ 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 Keith L Klein MD Facp Fasn Inc's NPI number?

The NPI number for Keith L Klein MD Facp Fasn Inc is 1861649931. It was assigned to this organization in the NPPES registry on August 20, 2008.

Where is Keith L Klein MD Facp Fasn Inc located?

Keith L Klein MD Facp Fasn Inc is located at 8900 Wilshire Blvd Suite 350, Beverly Hills, CA 90211. The listed phone number is (310) 657-9841.

What is Keith L Klein MD Facp Fasn Inc's specialty?

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

Is Keith L Klein MD Facp Fasn Inc enrolled in Medicare?

Yes. Keith L Klein MD Facp Fasn Inc is registered in the Medicare PECOS enrollment system.

How many clinicians bill Medicare through Keith L Klein MD Facp Fasn Inc?

According to the CMS Revalidation Reassignment List (October 2026 release), 1 clinician (Nephrology) reassigns their Medicare billing to Keith L Klein MD Facp Fasn 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.

When was this NPI record last updated?

The NPPES record for Keith L Klein MD Facp Fasn Inc was last updated on August 29, 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.