WON JIN JEON MD
NPI 1851911267
Internal Medicine in Loma Linda, CA

Active since April 26, 2020PECOS Enrolled
11234 ANDERSON STREET, GME OFFICE WESTERLY SUITE 'C', LOMA LINDA, CA 92354(909) 558-6688 Get Directions Write a Review

NPPES record last updated: July 11, 2025. Verified against the NPPES registry weekly; last sync: July 26, 2026.

Record update history: Jul 11, 2025, Apr 26, 2020 (2 updates tracked since 2020).

About Won Jin Jeon Md NPPES

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

WON JIN JEON MD (NPI 1851911267) is an individual internal medicine provider in Loma Linda, California, licensed in California (A186012) and active in the NPI registry since April 2020. He is enrolled in Medicare PECOS and is a graduate of Loma Linda University School Of Medicine (2020).

NPPES Registry Identity

NPI1851911267
Entity TypeIndividualMale
Primary Taxonomy207R00000X
Provider Legal NameWON JIN JEONCredential: MD
Location Address11234 ANDERSON STREET, GME OFFICE WESTERLY SUITE 'C'Loma Linda, CA 92354-2804
Mailing Address11234 Anderson StLoma Linda, CA 92350-1716
Sole ProprietorNo
Medical School CMSLoma Linda University School Of MedicineGraduated 2020
Enumeration DateApril 26, 2020
Last NPPES UpdateJuly 11, 20252 updates tracked since enumeration
NPPES CertifiedJuly 11, 2025
NPI 1851911267 is a valid, active identifier and passes the ISO check-digit test.

Specialties & Licenses 2

Primary SpecialtyInternal MedicineAllopathic & Osteopathic Physicians
Taxonomy Code207R00000X
License Licensed in CA · A186012
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.

11234 ANDERSON STREET, Loma Linda, CA 92354

Medicare Participation & PECOS CMS

Medicare enrollment, assignment, and ordering and referring status from the CMS PECOS system.

Medicare Enrollment Status

Enrolled in Medicare (PECOS)

Won Jin Jeon Md is registered in the CMS Provider Enrollment, Chain and Ownership System (PECOS).

PECOS PAC ID1850895095
PECOS Enrollment IDI20250919000969
Eligible to Order & Refer Part B Labs & Imaging Durable Medical Equipment Home Health Agency Power Mobility DevicesPer the CMS Ordering and Referring file. Eligibility means Medicare pays claims that this provider orders or refers for these categories.

Physician Visit Costs CMS claims · ZIP area

Typical Medicare office-visit costs in the 92354 ZIP code area, from fee-for-service claims. These are area statistics, not this provider’s prices; actual charges vary by service and coverage.

New Patient
$136.04 typical visit price
range $59.60 – $179.42
Typical copayment $34.01 (range $14.90 – $44.85)
Most-billed visit code 99204
Established Patient
$104.64 typical visit price
range $19.37 – $146.42
Typical copayment $26.16 (range $4.84 – $36.60)
Most-billed visit code 99214
Amounts reflect what Medicare beneficiaries in this ZIP area are typically charged for office visits. Patients with other coverage should check their individual plans.

Other Providers at the Same Location NPPES 20

Providers registered at the same practice address, or within the immediate area, according to the NPPES registry.

Preventive Medicine (Public Health & General Preventive Medicine)
11234 ANDERSON STREET, GRADUATE MEDICAL EDUCATION OFFICE CP 21005
LOMA LINDA, CA 92354
Student in an Organized Health Care Education/Training Program
11234 ANDERSON STREET, GME OFFICE WESTERLY SUITE C
LOMA LINDA, CA 92354
Pediatrics
11234 ANDERSON STREET, LOMA LINDA UNIVERSITY HEALTH, GENERAL PEDIATRICS
LOMA LINDA, CA 92354
Emergency Medicine
11234 ANDERSON STREET, LOMA LINDA UNIVERSITY HEALTH - EMERGENCY MEDICINE
LOMA LINDA, CA 92354
Internal Medicine
11234 ANDERSON STREET, GME OFFICE WESTERLY SUITE C
LOMA LINDA, CA 92354
Student in an Organized Health Care Education/Training Program
11234 ANDERSON STREET
LOMA LINDA, CA 92354
Radiology (Diagnostic Radiology)
11234 ANDERSON STREET
LOMA LINDA, CA 92354
Emergency Medicine
11234 ANDERSON STREET, EMERGENCY MEDICINE
LOMA LINDA, CA 92354

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 Won Jin Jeon's NPI number?

The NPI number for Won Jin Jeon is 1851911267. It was assigned to this individual provider in the NPPES registry on April 26, 2020.

Where is Won Jin Jeon located?

Won Jin Jeon practices at 11234 Anderson Street Gme Office Westerly Suite 'c', Loma Linda, CA 92354. The listed phone number is (909) 558-6688.

What is Won Jin Jeon's specialty?

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

Is Won Jin Jeon enrolled in Medicare?

Yes. Won Jin Jeon is registered in the Medicare PECOS enrollment system.

When was this NPI record last updated?

The NPPES record for Won Jin Jeon was last updated on July 11, 2025. NPI Profile syncs with the weekly NPPES data releases published by CMS.