1. Home
  2. Directory
  3. California
  4. Los Angeles
  5. Internal Medicine
  6. NPI Profile

JESSICA YOON MD INC
NPI 1619363132
Internal Medicine in Los Angeles, CA

Active since April 10, 2015
2355 WESTWOOD BLVD, STE 289, LOS ANGELES, CA 90064(310) 786-7204(844) 337-3259 Get Directions Write a Review

NPPES record last updated: April 10, 2015. Verified against the NPPES registry weekly; last sync: October 18, 2026.

About Jessica Yoon Md Inc NPPES

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

JESSICA YOON MD INC (NPI 1619363132) is a healthcare organization registered as an internal medicine in Los Angeles, California and active in the NPI registry since April 2015. The organization lists Jessica L Yoon, Owner, as its authorized official.

NPPES Registry Identity

NPI1619363132
Entity TypeOrganization
Primary Taxonomy207R00000X
Legal Business NameJESSICA YOON MD INC
Location Address2355 WESTWOOD BLVD, STE 289Los Angeles, CA 90064-2109
Mailing Address8700 Beverly BlvdWest Hollywood, CA 90048-1804 · (310) 786-7204 · Fax (844) 337-3259
Phone(310) 786-7204
Fax(844) 337-3259
Organization SubpartNo
Authorized OfficialJessica L YoonOwner · (310) 786-7204
Enumeration DateApril 10, 2015
✔ NPI 1619363132 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 · A123567
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.
2355 WESTWOOD BLVD, Los Angeles, CA 90064
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)

Jessica Yoon Md 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 Jessica Yoon MD Inc, which bills Medicare for the services this clinician delivers.

Clinician (1)

Jessica Yoon, M.D.
Internal Medicine
NPI 1659650836
8700 BEVERLY BLVD
West Hollywood, CA 90048
(310) 423-3277
✔ PECOS✔ Accepts Medicare3.8 mi

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 Jessica Yoon MD Inc's NPI number?

The NPI number for Jessica Yoon MD Inc is 1619363132. It was assigned to this organization in the NPPES registry on April 10, 2015.

Where is Jessica Yoon MD Inc located?

Jessica Yoon MD Inc is located at 2355 Westwood Blvd Ste 289, Los Angeles, CA 90064. The listed phone number is (310) 786-7204.

What is Jessica Yoon MD Inc's specialty?

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

Is Jessica Yoon MD Inc enrolled in Medicare?

Yes. Jessica Yoon MD Inc is registered in the Medicare PECOS enrollment system.

How many clinicians bill Medicare through Jessica Yoon MD Inc?

According to the CMS Revalidation Reassignment List (October 2026 release), 1 clinician (Internal Medicine) reassigns their Medicare billing to Jessica Yoon MD 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 Jessica Yoon MD Inc was last updated on April 10, 2015. 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.