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LIANE ZWETZICH MD A PROFESSIONAL MEDICAL CORPORATION
NPI 1184431876
Internal Medicine in Pacific Palisades, CA

Active since December 16, 2024
245 TRANQUILLO RD, PACIFIC PALISADES, CA 90272(917) 373-1338 Get Directions Write a Review

NPPES record last updated: December 16, 2024. Verified against the NPPES registry weekly; last sync: October 25, 2026.

About Liane Zwetzich Md A Professional Medical Corporation NPPES

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

LIANE ZWETZICH MD A PROFESSIONAL MEDICAL CORPORATION (NPI 1184431876) is a healthcare organization registered as an internal medicine in Pacific Palisades, California and active in the NPI registry since December 2024. The organization lists Liane Zwetzich, President, as its authorized official.

NPPES Registry Identity

NPI1184431876
Entity TypeOrganization
Primary Taxonomy207R00000X
Legal Business NameLIANE ZWETZICH MD A PROFESSIONAL MEDICAL CORPORATION
Location Address245 TRANQUILLO RDPacific Palisades, CA 90272-3143
Mailing Address950 N Kings Rd Unit 310West Hollywood, CA 90069-4336 · (917) 373-1338
Phone(917) 373-1338
Organization SubpartNo
Authorized OfficialLiane ZwetzichPresident · (917) 373-1338
Enumeration DateDecember 16, 2024
NPPES CertifiedDecember 16, 2024
✔ NPI 1184431876 is a valid, active identifier and passes the ISO check-digit test.

Specialties & Licenses

★ Primary SpecialtyInternal MedicineAllopathic & Osteopathic Physicians
Taxonomy Code207R00000X
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.
245 TRANQUILLO RD, Pacific Palisades, CA 90272
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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)

Liane Zwetzich Md A Professional Medical 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 Liane Zwetzich MD A Professional Medical Corporation, which bills Medicare for the services this clinician delivers.

Clinician (1)

Liane Zwetzich, MD
Internal Medicine
NPI 1346869955
245 TRANQUILLO RD
Pacific Palisades, CA 90272
(917) 373-1338
✔ 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 Liane Zwetzich MD A Professional Medical Corporation's NPI number?

The NPI number for Liane Zwetzich MD A Professional Medical Corporation is 1184431876. It was assigned to this organization in the NPPES registry on December 16, 2024.

Where is Liane Zwetzich MD A Professional Medical Corporation located?

Liane Zwetzich MD A Professional Medical Corporation is located at 245 Tranquillo Rd, Pacific Palisades, CA 90272. The listed phone number is (917) 373-1338.

What is Liane Zwetzich MD A Professional Medical Corporation's specialty?

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

Is Liane Zwetzich MD A Professional Medical Corporation enrolled in Medicare?

Yes. Liane Zwetzich MD A Professional Medical Corporation is registered in the Medicare PECOS enrollment system.

How many clinicians bill Medicare through Liane Zwetzich MD A Professional Medical Corporation?

According to the CMS Revalidation Reassignment List (October 2026 release), 1 clinician (Internal Medicine) reassigns their Medicare billing to Liane Zwetzich MD A Professional Medical 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 Liane Zwetzich MD A Professional Medical Corporation was last updated on December 16, 2024. NPI Profile syncs weekly with the NPPES registry data releases published by CMS. This NPI record was last updated 22 months 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.