Dr. Daniel Kyu-Yun Joh, MD
- Medicare services, 2024
- 200
- Medicare patients, 2024
- 166
- Part D claims, 2024
- 16
- Hospital affiliations
- 2
- Industry payments
- $432
- Practice address
- 1500 San Pablo Street, Los Angeles, CA 90033
- Practice phone
- Call (323) 442-8656
- Professional email
- Get professional email
- Personal email
- Get personal email
- Mobile number
- Get mobile number
Primary practice
Find Dr. Joh'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. Daniel Kyu-Yun Joh is a hospitalist in Los Angeles, California
Dr. Joh practices at Keck Hospital of USC in Los Angeles, California, part of University of Southern California.
Dr. Joh's NPI, 1356801088, was assigned on March 20, 2019. Dr. Joh graduated from Paul L. Foster School of Medicine in 2019. Dr. Joh holds California license A176190.
- NPI
- 1356801088NPI Registry (opens in a new tab)
- Medicare PAC ID
- 4082948716
- NPI enumeration date
- March 20, 2019
- NPI status
- Active
- Accepts Medicare assignment
- Yes
- Practice phone
- (323) 442-8656
- Professional email
- Get email
- Personal email
- Get email
- Mobile number
- Get number
- Sex
- Male
- Estimated age
- 33
- Medical school graduation
- 2019
Sources: NPPES NPI Registry (CMS); Dmand AI Professional Profile Data; Dmand AI Affiliation Data; and Doctors and Clinicians National Downloadable File (CMS)
Dr. Daniel Kyu-Yun Joh practices at Keck Hospital of USC in Los Angeles, California
Dr. Joh's primary practice is Keck Hospital of USC, at 1500 San Pablo Street, Los Angeles, CA 90033 in Los Angeles County. The practice phone is (323) 442-8656.
- Keck Hospital of USC1500 San Pablo Street, Los Angeles, CA 90033 · Los Angeles CountyPhone(323) 442-8656
Source: Dmand AI Affiliation Data
Dr. Daniel Kyu-Yun Joh is affiliated with 3 sites of care and 1 medical group
Dr. Joh's primary practice is Keck Hospital of USC in Los Angeles, California, part of University of Southern California. Dr. Joh is also affiliated with USC Verdugo Hills Hospital. The medical group on file is USC Care Medical Group. Dmand AI also links Dr. Joh to 1 more urgent care center, named with a free account.
Sources: Dmand AI Affiliation Data; and Dmand AI Org Hierarchy Data
Dmand AI tracks the EHR system at Dr. Daniel Kyu-Yun Joh's practice
Dmand AI tracks the electronic health record (EHR) system at each site where Dr. Joh practices, 3 sites in all. Vendor and product names are available with a free account.
| Site | EHR vendor and product |
|---|---|
| Keck Hospital of USC | Available with a free account |
| +2 more affiliated sites | Available with a free account |
Source: Dmand AI Technology Install Data
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Dr. Daniel Kyu-Yun Joh is one of 3,186 hospitalists in California
Hospitalist is Dr. Joh's primary specialty in the NPI Registry, under taxonomy code 208M00000X. Dr. Joh is board certified in internal medicine by the American Board of Internal Medicine. Dmand AI has Dr. Joh's licenses on file in 2 states: California and Texas.
Specialties and state licenses
- Hospitalist, CaliforniaPrimary
- Texas license
Hospitalists near Dr. Joh
Counts of hospitalists 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. Daniel Kyu-Yun Joh billed Medicare for 200 services in 2024
CMS data shows 200 Medicare services from Dr. Joh across 4 procedure codes in 2024, for 166 Medicare patients. Medicare paid $22,162 for them. Every service was in a facility, such as a hospital, rather than an office.
Dr. Joh's Medicare services by type, 2023 to 2024
- 2023
- 2024
- Office and hospital visits
- 2023: 1202024: 20067%
Dr. Joh compared with the California median for hospitalists, 2024
- Dr. Joh
- California median
- Medicare services
- 200vs 43053% below
- Medicare patients
- 166vs 20117% below
Medians across 2,991 hospitalists in California with Dmand AI profiles that report each measure.
Dr. Joh's most billed Medicare procedure codes, 2024
CMS publishes codes billed for 11 or more Medicare patients. Each label is the code family; CPT descriptions are licensed by the AMA.
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Medicare shows one payer. Book a meeting to get commercial claims data for Dr. Joh and other hospitalists in California.
Sources: Medicare Physician & Other Practitioners - by Provider and Service (CMS), 2024 data; and Dmand AI Peer Benchmarks
Dr. Daniel Kyu-Yun Joh treated 166 Medicare patients in 2024, average age 73
CMS counts 166 Medicare patients who saw Dr. Joh in 2024. The largest group is 75 to 84, with 61 patients. 75% of them have high blood pressure, and 75% have high cholesterol. 54% are also on Medicaid. Their average risk score is 3.23, where 1.00 is the Medicare average, so they are sicker than most Medicare patients.
Across all payers, Dmand AI patient panel data puts Dr. Joh's median patient age at 66, with 36% women.
Dr. Joh's Medicare patients by age, 2024
Dr. Joh's Medicare patients by sex, 2024
- Women8350%
- Men8350%
Chronic conditions among Dr. Joh's Medicare patients, 2024
- High blood pressure75%
- High cholesterol75%
- Arthritis73%
- Ischemic heart disease59%
- Chronic kidney disease58%
- Diabetes55%
- Heart failure47%
- Atrial fibrillation39%
Share of Medicare patients with each condition. A patient can have several.
Dr. Joh's patients across all payers
Dmand AI patient panel data covers Medicare, Medicaid and commercial patients.
Patient panel by age, all payers
Median age 66
Patient panel by sex, all payers
- Women36%
- Men63%
Sources: Dmand AI Patient Panel Data; and Medicare Physician & Other Practitioners - by Provider (CMS), 2024 data
Dr. Daniel Kyu-Yun Joh wrote 16 Medicare Part D claims in 2024
In 2024, Dr. Joh wrote 16 Medicare Part D claims for 11 patients. 81% of them were for generic drugs.
Dr. Joh's Part D claims by kind of drug, 2024
- Generic13 claims81%
- Brand-name and other3 claims19%
Source: Medicare Part D Prescribers - by Provider (CMS), 2024 data
How Dr. Daniel Kyu-Yun Joh takes part in Medicare
Dr. Joh accepts Medicare assignment, so Medicare's approved amount is taken as full payment.
- Accepts Medicare assignment
- Yes
Source: Doctors and Clinicians National Downloadable File (CMS)
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Dr. Daniel Kyu-Yun Joh received $432 in industry payments from 2022 to 2025
CMS Open Payments shows 10 general payments to Dr. Joh from 9 drug and device companies from 2022 to 2025. Food and beverage make up the largest share, 100% of the total. Acera Surgical, Inc. paid the most, $125.
General payments to Dr. Joh by program year, 2022 to 2025
Companies that paid Dr. Joh the most, 2022 to 2025
Share is of all general payments to this clinician.
Source: Open Payments (CMS), 2025 data, released July 7, 2026
Dr. Daniel Kyu-Yun Joh graduated from Paul L. Foster School of Medicine
Dr. Joh graduated from Paul L. Foster School of Medicine in 2019.
- Medical school
- Board certified in internal medicine
Source: Dmand AI Professional Profile Data
Dr. Daniel Kyu-Yun Joh accepts plans from 11 insurance carriers
Dr. Joh is in network with 11 carriers, including Aetna, Blue Cross Blue Shield of Michigan and United Healthcare. Medicare plans come from the most carriers, 7. Check the plan with the practice before a visit.
- Aetna
- Blue Cross Blue Shield of Michigan
- United Healthcare
- HCSC
- Blue Cross Blue Shield of Massachusetts
- Regence Health Plans
- Blue Cross and Blue Shield of Kansas City
- CMS Medicare
- +3 more carriersWith a free account
Plan types Dr. Joh accepts, by number of carriers
- Medicare7
- PPO7
- HMO5
- EPO3
- POS3
Source: Dmand AI Insurance Network Data
Sources for Dr. Daniel Kyu-Yun Joh'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 services and procedure codes | Medicare Physician & Other Practitioners - by Provider and Service (CMS) (opens in a new tab) |
| State medians for the same specialty | Dmand AI Peer Benchmarks |
| Medicare patients and the all-payer patient panel | Dmand AI Patient Panel DataMedicare Physician & Other Practitioners - by Provider (CMS) (opens in a new tab) |
| Part D prescribing | Medicare Part D Prescribers - by Provider (CMS) (opens in a new tab) |
| MIPS scores, telehealth, assignment and procedure percentiles | Doctors and Clinicians National Downloadable File (CMS) (opens in a new tab) |
| Industry payments | Open Payments (CMS) (opens in a new tab) |
| Training, board certification and memberships | Dmand AI Professional Profile Data |
| Insurance carriers and plan types | Dmand AI Insurance Network Data |
| 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. Daniel Kyu-Yun Joh
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. Daniel Kyu-Yun Joh's NPI number?
Dr. Daniel Kyu-Yun Joh's NPI number is 1356801088. It was assigned on March 20, 2019, and it is active in the NPI Registry.
What kind of doctor is Dr. Daniel Kyu-Yun Joh?
Dr. Daniel Kyu-Yun Joh is a hospitalist in Los Angeles, California. The primary specialty in the NPI Registry is Hospitalist Physician (taxonomy code 208M00000X).
Where does Dr. Daniel Kyu-Yun Joh practice?
Dr. Joh practices at 1500 San Pablo Street, Los Angeles, CA 90033. Dr. Joh's primary practice is Keck Hospital of USC in Los Angeles, California, part of University of Southern California. Dmand AI also links Dr. Joh to 1 urgent care center.
What is Dr. Daniel Kyu-Yun Joh's office phone number?
The practice phone on file for Dr. Joh is (323) 442-8656.
What is Dr. Daniel Kyu-Yun Joh's medical license number?
Dr. Joh holds California license A176190, one of the licenses on file in 2 states.
Which states has Dr. Daniel Kyu-Yun Joh been licensed in?
Dmand AI has state licenses on file for Dr. Joh in California (2022 to 2026) and Texas (2021 to 2022).
Which hospitals is Dr. Daniel Kyu-Yun Joh affiliated with?
Dr. Joh practices at Keck Hospital of USC in Los Angeles, California. Dr. Joh is also affiliated with USC Verdugo Hills Hospital.
What medical group is Dr. Daniel Kyu-Yun Joh part of?
Dr. Joh is linked to USC Care Medical Group.
Does Dr. Daniel Kyu-Yun Joh accept Medicare?
Yes. CMS data shows Dr. Joh billed Medicare for 200 services in 2024, and Dr. Joh accepts Medicare assignment.
How many Medicare patients does Dr. Daniel Kyu-Yun Joh see?
CMS counts 166 Medicare patients who saw Dr. Joh in 2024, with an average age of 73.
Show 6 more questionsShow fewer questions
Is Dr. Daniel Kyu-Yun Joh board certified?
Yes. Dr. Joh is board certified in internal medicine by the American Board of Internal Medicine.
What services does Dr. Daniel Kyu-Yun Joh bill to Medicare?
In 2024, Dr. Joh's most billed Medicare services were hospital inpatient care (99223), hospital inpatient care (99232) and hospital inpatient care (99222).
Where did Dr. Daniel Kyu-Yun Joh go to medical school?
Dr. Joh graduated from Paul L. Foster School of Medicine in 2019.
Has Dr. Daniel Kyu-Yun Joh received payments from drug or device companies?
CMS Open Payments shows $432 in general payments to Dr. Joh from 9 companies from 2022 to 2025. The largest total came from Acera Surgical, Inc.
How long has Dr. Daniel Kyu-Yun Joh been practicing?
Dr. Joh graduated from medical school in 2019, 7 years ago.
What insurance does Dr. Daniel Kyu-Yun Joh accept?
Dr. Joh is in network with 11 carriers, including Aetna, Blue Cross Blue Shield of Michigan and United Healthcare. Medicare plans come from the most carriers, 7. Check the plan with the practice before a visit.
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