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JEFFREY HELFENSTEIN, M.D., INC.
NPI 1497925838
Internal Medicine - Cardiovascular Disease in Beverly Hills, CA

Active since February 29, 2008
99 N LA CIENEGA BLVD, SUITE 203, BEVERLY HILLS, CA 90211(310) 289-9955(310) 289-9959 Get Directions Write a Review

NPPES record last updated: February 29, 2008. Verified against the NPPES registry weekly; last sync: October 25, 2026.

About Jeffrey Helfenstein, M.d., Inc. NPPES

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

JEFFREY HELFENSTEIN, M.D., INC. (NPI 1497925838) is a healthcare organization registered as a cardiovascular disease in Beverly Hills, California and active in the NPI registry since February 2008. The organization lists Jeffrey Helfenstein, Physician/owner, as its authorized official.

NPPES Registry Identity

NPI1497925838
Entity TypeOrganization
Primary Taxonomy207RC0000X
Legal Business NameJEFFREY HELFENSTEIN, M.D., INC.
Location Address99 N LA CIENEGA BLVD, SUITE 203Beverly Hills, CA 90211-2222
Mailing Address99 N La Cienega Blvd, Suite 203Beverly Hills, CA 90211-2222 · (310) 289-9955 · Fax (310) 289-9959
Phone(310) 289-9955
Fax(310) 289-9959
Organization SubpartNo
Authorized OfficialJeffrey HelfensteinPhysician/owner · (310) 289-9955
Enumeration DateFebruary 29, 2008
✔ NPI 1497925838 is a valid, active identifier and passes the ISO check-digit test.

Specialties & Licenses

★ Primary SpecialtyInternal Medicine · Cardiovascular DiseaseAllopathic & Osteopathic Physicians
Taxonomy Code207RC0000X
License✔ Licensed in CA · G37290
Definition
An internist who specializes in diseases of the heart and blood vessels and manages complex cardiac conditions such as heart attacks and life-threatening, abnormal heartbeat rhythms.
99 N LA CIENEGA BLVD, Beverly Hills, CA 90211
Open in Google Maps ↗

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)

Jeffrey Helfenstein, 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 Jeffrey Helfenstein, M.D., Inc., which bills Medicare for the services this clinician delivers.

Clinician (1)

Jeffrey Helfenstein, M.D.
Internal Medicine
NPI 1578572327
99 N LA CIENEGA BLVD STE 203
Beverly Hills, CA 90211
(310) 289-9955
✔ 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 Jeffrey Helfenstein, M.D., Inc.'s NPI number?

The NPI number for Jeffrey Helfenstein, M.D., Inc. is 1497925838. It was assigned to this organization in the NPPES registry on February 29, 2008.

Where is Jeffrey Helfenstein, M.D., Inc. located?

Jeffrey Helfenstein, M.D., Inc. is located at 99 N La Cienega Blvd Suite 203, Beverly Hills, CA 90211. The listed phone number is (310) 289-9955.

What is Jeffrey Helfenstein, M.D., Inc.'s specialty?

The primary specialty registered for this NPI is Internal Medicine, specializing in Cardiovascular Disease, with taxonomy code 207RC0000X.

Is Jeffrey Helfenstein, M.D., Inc. enrolled in Medicare?

Yes. Jeffrey Helfenstein, M.D., Inc. is registered in the Medicare PECOS enrollment system.

How many clinicians bill Medicare through Jeffrey Helfenstein, M.D., Inc.?

According to the CMS Revalidation Reassignment List (October 2026 release), 1 clinician (Internal Medicine) reassigns their Medicare billing to Jeffrey Helfenstein, 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.

When was this NPI record last updated?

The NPPES record for Jeffrey Helfenstein, M.D., Inc. was last updated on February 29, 2008. NPI Profile syncs weekly with the NPPES registry data releases published by CMS. This NPI record was last updated 18 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.