Dr. Byung Chul Ji, MD
- Hospital affiliations
- 1
- Industry payments
- $125
- State license
- 1
- Year NPI issued
- 2021
- Practice address
- 757 Westwood Plaza, Los Angeles, CA 90095
- Practice phone
- Call (310) 825-6301
- Professional email
- Get professional email
- Personal email
- Get personal email
- Mobile number
- Get mobile number
Primary practice
Find Dr. Ji's professional email, personal email and mobile number
Dmand AI checks each channel through healthcare-specific waterfall enrichment. See what is on file with a free account, with practice phones, licenses and affiliations.
Dr. Byung Chul Ji is an internist in Los Angeles, California
Dr. Ji practices at Ronald Reagan UCLA Medical Center in Los Angeles, California, part of University of California Health.
Dr. Ji's NPI, 1194302521, was assigned on March 24, 2021. Dr. Ji holds California license A196113.
- NPI
- 1194302521NPI Registry (opens in a new tab)
- NPI enumeration date
- March 24, 2021
- NPI status
- Active
- Practice phone
- (310) 825-6301
- Professional email
- Get email
- Personal email
- Get email
- Mobile number
- Get number
- Sex
- Male
Sources: NPPES NPI Registry (CMS); Dmand AI Professional Profile Data; and Dmand AI Affiliation Data
Dr. Byung Chul Ji practices at Ronald Reagan UCLA Medical Center in Los Angeles, California
Dr. Ji's primary practice is Ronald Reagan UCLA Medical Center, at 757 Westwood Plaza, Los Angeles, CA 90095 in Los Angeles County. The practice phone is (310) 825-6301.
- Ronald Reagan UCLA Medical Center757 Westwood Plaza, Los Angeles, CA 90095 · Los Angeles CountyPhone(310) 825-6301
Source: Dmand AI Affiliation Data
Dr. Byung Chul Ji is affiliated with 1 site of care
Dr. Ji's primary practice is Ronald Reagan UCLA Medical Center in Los Angeles, California, part of University of California Health.
Sources: Dmand AI Affiliation Data; and Dmand AI Org Hierarchy Data
Dmand AI tracks the EHR system at Dr. Byung Chul Ji's practice
Dmand AI tracks the electronic health record (EHR) system at each site where Dr. Ji practices. Vendor and product names are available with a free account.
| Site | EHR vendor and product |
|---|---|
| Ronald Reagan UCLA Medical Center | Available with a free account |
Source: Dmand AI Technology Install Data
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Dr. Byung Chul Ji is one of 16,751 internists in California
Internal medicine is Dr. Ji's primary specialty in the NPI Registry, under taxonomy code 207R00000X. Dr. Ji is licensed in California.
Specialties and state licenses
- Internal medicine, CaliforniaPrimary
Internists near Dr. Ji
Counts of internists with a Dmand AI profile, by place and practice. Each opens the list.
Sources: NPPES NPI Registry (CMS); Dmand AI Professional Profile Data; and Dmand AI Peer Benchmarks
Dr. Byung Chul Ji's patients have a median age of 45
Across all payers, Dmand AI patient panel data puts Dr. Ji's median patient age at 45, with 80% women.
Dr. Ji's patients across all payers
Dmand AI patient panel data covers Medicare, Medicaid and commercial patients.
Patient panel by age, all payers
Median age 45
Patient panel by sex, all payers
- Women80%
- Men20%
Source: Dmand AI Patient Panel Data
Dr. Byung Chul Ji received $125 in industry payments in 2025
CMS Open Payments shows 1 general payment to Dr. Ji from 1 drug or device company in 2025. Food and beverage make up the largest share, 100% of the total. Abbvie Inc. paid the most, $125.
Companies that paid Dr. Ji the most, 2025 to 2025
Share is of all general payments to this clinician.
Source: Open Payments (CMS), 2025 data, released July 7, 2026
Sources for Dr. Byung Chul Ji's profile data
| Data on this page | Source |
|---|---|
| NPI, name, sex, specialty and licenses | NPPES NPI Registry (CMS) (opens in a new tab)Dmand AI Professional Profile Data |
| Practice locations and phone | Dmand AI Affiliation Data |
| Primary practice, affiliations and health system | Dmand AI Affiliation DataDmand AI Org Hierarchy Data |
| Medicare patients and the all-payer patient panel | Dmand AI Patient Panel Data |
| Industry payments | Open Payments (CMS) (opens in a new tab) |
| EHR at each practice site | Dmand AI Technology Install Data |
| Similar physicians | Dmand AI Affiliation Data |
Data last refreshed October 2026Report an inaccuracyRemove my information
FAQ
Frequently asked questions about Dr. Byung Chul Ji
Spotted something out of date? Email hello@dmand.ai and we will check the record. Contact details live in the free trial.
What is Dr. Byung Chul Ji's NPI number?
Dr. Byung Chul Ji's NPI number is 1194302521. It was assigned on March 24, 2021, and it is active in the NPI Registry.
What kind of doctor is Dr. Byung Chul Ji?
Dr. Byung Chul Ji is an internist in Los Angeles, California. The primary specialty in the NPI Registry is Internal Medicine Physician (taxonomy code 207R00000X).
Where does Dr. Byung Chul Ji practice?
Dr. Ji practices at 757 Westwood Plaza, Los Angeles, CA 90095. Dr. Ji's primary practice is Ronald Reagan UCLA Medical Center in Los Angeles, California, part of University of California Health.
What is Dr. Byung Chul Ji's office phone number?
The practice phone on file for Dr. Ji is (310) 825-6301.
What is Dr. Byung Chul Ji's medical license number?
Dr. Ji holds California license A196113.
Which hospitals is Dr. Byung Chul Ji affiliated with?
Dr. Ji practices at Ronald Reagan UCLA Medical Center in Los Angeles, California.
Has Dr. Byung Chul Ji received payments from drug or device companies?
CMS Open Payments shows $125 in general payments to Dr. Ji from 1 company from 2025 to 2025. The largest total came from Abbvie Inc.
How long has Dr. Byung Chul Ji been practicing?
Dr. Ji's NPI was assigned in 2021.
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