Dr. Joseph Insung Kang Jr., MD, PhD

  • Los Angeles, CA
  • Radiation oncologist
NPI1730354929PAC ID7113155300
Medicare services, 2024
538
Medicare patients, 2024
60
Part D claims, 2024
36
Publications
4
MIPS score, 2024
100
Practice address
1300 N Vermont Ave, Los Angeles, CA 90027
Practice phone
Call (213) 413-3000
Professional email
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Personal email
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Mobile number
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Social profiles

Primary practice

CHA Hollywood Presbyterian Medical Center

Hospital · Los Angeles, California

See all 10 affiliations

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Dr. Joseph Insung Kang Jr. is a radiation oncologist in Los Angeles, California

Dr. Kang practices at CHA Hollywood Presbyterian Medical Center in Los Angeles, California, part of CHA Health Systems.

Dr. Kang's NPI, 1730354929, was assigned on April 28, 2008. Dr. Kang graduated from Loma Linda University School Of Medicine in 2008. Dr. Kang holds California license A112375.

NPI and contact details
Medicare PAC ID
7113155300
NPI enumeration date
April 28, 2008
NPI status
Active
Accepts Medicare assignment
Yes
Offers telehealth
Yes
Practice phone
(213) 413-3000
Professional email
Get email
Personal email
Get email
Mobile number
Get number
Sex
Male
Estimated age
44
Medical school graduation
2008

Sources: NPPES NPI Registry (CMS); Dmand AI Professional Profile Data; Dmand AI Affiliation Data; and Doctors and Clinicians National Downloadable File (CMS)

Dr. Joseph Insung Kang Jr. practices at CHA Hollywood Presbyterian Medical Center in Los Angeles, California

Dr. Kang's primary practice is CHA Hollywood Presbyterian Medical Center, at 1300 N Vermont Ave, Los Angeles, CA 90027 in Los Angeles County. The practice phone is (213) 413-3000.

Source: Dmand AI Affiliation Data

Dr. Joseph Insung Kang Jr. is affiliated with 4 sites of care and 6 medical groups

Dr. Kang's primary practice is CHA Hollywood Presbyterian Medical Center in Los Angeles, California, part of CHA Health Systems. Dr. Kang is also affiliated with Loma Linda University Medical Center. The medical group on file is Chad Sila, MD, A Professional Corporation. Dmand AI also links Dr. Kang to 5 more medical groups, 1 breast imaging center and 1 group practice or clinic, each named with a free account.

See all 10 affiliations for Dr. Kang

Sources: Dmand AI Affiliation Data; and Dmand AI Org Hierarchy Data

Dmand AI tracks the EHR system at Dr. Joseph Insung Kang Jr.'s practice

Dmand AI tracks the electronic health record (EHR) system at each site where Dr. Kang practices, 4 sites in all. Vendor and product names are available with a free account.

EHR by site
SiteEHR vendor and product
CHA Hollywood Presbyterian Medical CenterAvailable with a free account
+3 more sites and 5 medical groupsAvailable with a free account

Source: Dmand AI Technology Install Data

For health IT teams

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Dr. Joseph Insung Kang Jr. is one of 685 radiation oncologists in California

Radiation oncology is Dr. Kang's primary specialty in the NPI Registry, under taxonomy code 2085R0001X. Dr. Kang is board certified in radiation oncology by the American Board of Radiology. Dmand AI has Dr. Kang's licenses on file in 3 states: California, Arizona and Oklahoma.

Specialties and state licenses

  • Radiation oncology, CaliforniaPrimaryLicense A112375 · 2010 to 2026 · taxonomy 2085R0001X
  • Arizona license2017 to 2027
  • Oklahoma license2013 to 2014

Clinical focus

Dmand AI lists bone cancer radiation, brain tumor radiation, breast cancer radiation, cancer radiation-upper GI, cervical cancer radiation, colorectal cancer radiation, lung cancer radiation and prostate cancer radiation among the conditions Dr. Kang treats.

Radiation oncologists near Dr. Kang

Counts of radiation oncologists 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. Joseph Insung Kang Jr. billed Medicare for 538 services in 2024

CMS data shows 538 Medicare services from Dr. Kang across 10 procedure codes in 2024, for 60 Medicare patients. Medicare paid $114,750 for them. Every service was in an office.

Medicare services, 2024538
Medicare patients60
Paid by Medicare$114,750
Procedure codes10

Dr. Kang's Medicare services by type, 2023 to 2024

  • 2023
  • 2024
Imaging
2023: 7602024: 34455%
Other services
2023: 4042024: 14863%
Office and hospital visits
2023: 302024: 4653%

Dr. Kang compared with the California median for radiation oncologists, 2024

  • Dr. Kang
  • California median
Medicare services
538vs 1,44463% below
Medicare patients
60vs 16463% below
Part D claims
13vs 3259% below

Medians across 633 radiation oncologists in California with Dmand AI profiles that report each measure.

Dr. Kang'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.

See all procedures by Dr. Kang

Need commercial claims for Dr. Kang?

Medicare shows one payer. Book a meeting to get commercial claims data for Dr. Kang and other radiation oncologists in California.

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Sources: Medicare Physician & Other Practitioners - by Provider and Service (CMS), 2024 data; and Dmand AI Peer Benchmarks

Dr. Joseph Insung Kang Jr. treated 60 Medicare patients in 2024, average age 72

CMS counts 60 Medicare patients who saw Dr. Kang in 2024. The largest group is 65 to 74, with 37 patients. 75% of them have cancer, and 75% have high blood pressure. 73% are also on Medicaid. Their average risk score is 1.71, 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. Kang's median patient age at 67, with 49% women.

Medicare patients, 202460
Average age72
Average risk score1.71
Also on Medicaid73%

Dr. Kang's Medicare patients by age, 2024

CMS leaves out age groups with fewer than 11 patients.

Dr. Kang's Medicare patients by sex, 2024

  • Women2847%
  • Men3253%

Chronic conditions among Dr. Kang's Medicare patients, 2024

  1. Cancer75%
  2. High blood pressure75%
  3. High cholesterol72%
  4. Diabetes50%
  5. Arthritis47%
  6. Atrial fibrillation27%
  7. Chronic kidney disease27%
  8. Ischemic heart disease27%

Share of Medicare patients with each condition. A patient can have several.

Dr. Kang's patients across all payers

Dmand AI patient panel data covers Medicare, Medicaid and commercial patients.

Patient panel by age, all payers

Median age 67

Patient panel by sex, all payers

  • Women49%
  • Men50%

Sources: Dmand AI Patient Panel Data; and Medicare Physician & Other Practitioners - by Provider (CMS), 2024 data

Dr. Joseph Insung Kang Jr. wrote 36 Medicare Part D claims in 2024

In 2024, Dr. Kang wrote 36 Medicare Part D claims for 21 patients. 92% of them were for generic drugs. CMS names the drug for 13 of them, across 1 drug with 11 or more claims each, at $67 in total drug cost. In 2023, CMS named 12 claims across 1 drug.

Part D claims, 202436
Drugs named by CMS1
Total drug cost$67
Part D patients21

Dr. Kang's Part D claims by kind of drug, 2024

  • Generic33 claims92%
  • Brand-name and other3 claims8%

Dr. Kang's most prescribed drugs by claims, 2024

CMS names a drug when it has 11 or more claims. Share is of the claims for drugs CMS names.

Drug classes CMS tracks in Dr. Kang's Part D claims, 2024

  • Opioids36%13 of 36 claims

Share of all Part D claims for each drug class CMS reports on. Classes with no claims are left out.

Part D claims for drugs CMS names, 2023 to 2024

  • 2023
  • 2024
Claims for drugs CMS names
2023: 122024: 138%

Drugs named by CMS: 1 in 2024, 1 in 2023.

See all prescribing by Dr. Kang

Sources: Medicare Part D Prescribers - by Provider and Drug (CMS), 2024 data, released May 6, 2026; and Medicare Part D Prescribers - by Provider (CMS), 2024 data

Dr. Joseph Insung Kang Jr. scored 100 out of 100 in Medicare's MIPS program for 2024

CMS publishes a Merit-based Incentive Payment System (MIPS) score of 100 out of 100 for Dr. Kang for performance year 2024, reported as part of a group. Dr. Kang accepts Medicare assignment, so Medicare's approved amount is taken as full payment. CMS lists Dr. Kang as offering telehealth.

Accepts Medicare assignment
Yes
Offers telehealth
Yes

Dr. Kang's MIPS scores, performance year 2024

  • 100of 100Final score
  • 100of 100Promoting Interoperability
  • 40of 100Improvement Activities

Each score is out of 100. The final score weighs the categories CMS scored for this clinician.

Sources: Doctors and Clinicians National Downloadable File (CMS); and Clinician Public Reporting: Overall MIPS Performance (CMS), 2024 data, released September 10, 2026

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Dr. Joseph Insung Kang Jr. has 4 publications on record

Dmand AI links 4 papers to Dr. Kang in 2019. Dr. Kang's most frequent co-authors are Jerry D. Slater, MD, Chung-Tsen Hsueh, MD and Mark Evan Reeves, MD.

Papers4

Dr. Kang's most frequent co-authors

Recent publications by Dr. Kang

See all 4 publications and co-authors

See who Dr. Kang researches with

Physician Network Discovery turns co-authorship, shared hospitals and shared groups into a map of who Dr. Kang works with, so you can find a warm path to the right radiation oncologists.

How network discovery works

Sources: PubMed (National Library of Medicine); and Dmand AI Research Linkage

Dr. Joseph Insung Kang Jr. received $1,147 in industry payments from 2017 to 2025

CMS Open Payments shows 17 general payments to Dr. Kang from 11 drug and device companies from 2017 to 2025. Food and beverage make up the largest share, 100% of the total. Siemens Medical Solutions USA, Inc. paid the most, $327.

General payments to Dr. Kang by program year, 2017 to 2025

Companies that paid Dr. Kang the most, 2017 to 2025

Share is of all general payments to this clinician.

See all payments to Dr. Kang

Source: Open Payments (CMS), 2025 data, released July 7, 2026

Dr. Joseph Insung Kang Jr. graduated from Loma Linda University School Of Medicine

Dr. Kang graduated from Loma Linda University School Of Medicine in 2008.

  1. Medical schoolLoma Linda University School Of Medicine
  2. Board certified in radiation oncologyAmerican Board of Radiology

Source: Dmand AI Professional Profile Data

Dr. Joseph Insung Kang Jr. accepts plans from 17 insurance carriers

Dr. Kang is in network with 17 carriers, including Aetna, Blue Cross Blue Shield of Michigan and United Healthcare. Medicare plans come from the most carriers, 10. Check the plan with the practice before a visit.

Plan types Dr. Kang accepts, by number of carriers

  1. Medicare10
  2. PPO10
  3. HMO9
  4. EPO4
  5. POS4
  6. Medicaid1

Source: Dmand AI Insurance Network Data

Sources for Dr. Joseph Insung Kang Jr.'s profile data

Sources for the data on this page
Data on this pageSource
NPI, name, sex, specialty and licensesNPPES NPI Registry (CMS) (opens in a new tab)Dmand AI Professional Profile Data
Practice locations and phoneDmand AI Affiliation Data
Primary practice, affiliations and health systemDmand AI Affiliation DataDmand AI Org Hierarchy Data
Medicare services and procedure codesMedicare Physician & Other Practitioners - by Provider and Service (CMS) (opens in a new tab)
State medians for the same specialtyDmand AI Peer Benchmarks
Medicare patients and the all-payer patient panelDmand AI Patient Panel DataMedicare Physician & Other Practitioners - by Provider (CMS) (opens in a new tab)
Part D prescribingMedicare Part D Prescribers - by Provider and Drug (CMS) (opens in a new tab)Medicare Part D Prescribers - by Provider (CMS) (opens in a new tab)
MIPS scores, telehealth, assignment and procedure percentilesDoctors and Clinicians National Downloadable File (CMS) (opens in a new tab)Clinician Public Reporting: Overall MIPS Performance (CMS) (opens in a new tab)
Publications, topics and co-authorsPubMed (National Library of Medicine) (opens in a new tab)Dmand AI Research Linkage
Industry paymentsOpen Payments (CMS) (opens in a new tab)
Training, board certification and membershipsDmand AI Professional Profile Data
Insurance carriers and plan typesDmand AI Insurance Network Data
EHR at each practice siteDmand AI Technology Install Data
Similar physiciansDmand AI Affiliation Data

Data last refreshed October 2026Report an inaccuracyRemove my information

FAQ

Frequently asked questions about Dr. Joseph Insung Kang Jr.

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. Joseph Insung Kang Jr.'s NPI number?

Dr. Joseph Insung Kang Jr.'s NPI number is 1730354929. It was assigned on April 28, 2008, and it is active in the NPI Registry.

What kind of doctor is Dr. Joseph Insung Kang Jr.?

Dr. Joseph Insung Kang Jr. is a radiation oncologist in Los Angeles, California. The primary specialty in the NPI Registry is Radiation Oncology Physician (taxonomy code 2085R0001X).

Where does Dr. Joseph Insung Kang Jr. practice?

Dr. Kang practices at 1300 N Vermont Ave, Los Angeles, CA 90027. Dr. Kang's primary practice is CHA Hollywood Presbyterian Medical Center in Los Angeles, California, part of CHA Health Systems. Dmand AI also links Dr. Kang to 5 medical groups, 1 breast imaging center and 1 group practice or clinic.

What is Dr. Joseph Insung Kang Jr.'s office phone number?

The practice phone on file for Dr. Kang is (213) 413-3000.

What is Dr. Joseph Insung Kang Jr.'s medical license number?

Dr. Kang holds California license A112375, one of the licenses on file in 3 states.

Which states has Dr. Joseph Insung Kang Jr. been licensed in?

Dmand AI has state licenses on file for Dr. Kang in California (2010 to 2026), Arizona (2017 to 2027) and Oklahoma (2013 to 2014).

Which hospitals is Dr. Joseph Insung Kang Jr. affiliated with?

Dr. Kang practices at CHA Hollywood Presbyterian Medical Center in Los Angeles, California. Dr. Kang is also affiliated with Loma Linda University Medical Center.

What medical group is Dr. Joseph Insung Kang Jr. part of?

Dr. Kang is linked to Chad Sila, MD, A Professional Corporation. Dmand AI links Dr. Kang to 5 more medical groups.

Does Dr. Joseph Insung Kang Jr. accept Medicare?

Yes. CMS data shows Dr. Kang billed Medicare for 538 services in 2024, and Dr. Kang accepts Medicare assignment.

Does Dr. Joseph Insung Kang Jr. offer telehealth?

Yes. The CMS Doctors and Clinicians file lists Dr. Kang as offering telehealth services.

Show 11 more questionsShow fewer questions

What is Dr. Joseph Insung Kang Jr.'s MIPS score?

Dr. Kang's MIPS final score for performance year 2024 is 100 out of 100, reported as part of a group.

How many Medicare patients does Dr. Joseph Insung Kang Jr. see?

CMS counts 60 Medicare patients who saw Dr. Kang in 2024, with an average age of 72.

Is Dr. Joseph Insung Kang Jr. board certified?

Yes. Dr. Kang is board certified in radiation oncology by the American Board of Radiology.

What services does Dr. Joseph Insung Kang Jr. bill to Medicare?

In 2024, Dr. Kang's most billed Medicare services were radiation oncology (77014), medicare service (G6015) and radiation oncology (77300).

Where did Dr. Joseph Insung Kang Jr. go to medical school?

Dr. Kang graduated from Loma Linda University School Of Medicine in 2008.

What drugs does Dr. Joseph Insung Kang Jr. prescribe most?

In 2024 Medicare Part D data, Dr. Kang's most prescribed drugs by claims were Hydrocodone-Acetaminophen.

Has Dr. Joseph Insung Kang Jr. received payments from drug or device companies?

CMS Open Payments shows $1,147 in general payments to Dr. Kang from 11 companies from 2017 to 2025. The largest total came from Siemens Medical Solutions USA, Inc.

How long has Dr. Joseph Insung Kang Jr. been practicing?

Dr. Kang graduated from medical school in 2008, 18 years ago.

Does Dr. Joseph Insung Kang Jr. do research?

Dmand AI links 4 publications to Dr. Kang.

Who does Dr. Joseph Insung Kang Jr. publish with?

Dr. Kang's most frequent co-authors are Jerry D. Slater, MD (3 shared papers), Chung-Tsen Hsueh, MD (2 shared papers) and Mark Evan Reeves, MD (2 shared papers).

What insurance does Dr. Joseph Insung Kang Jr. accept?

Dr. Kang is in network with 17 carriers, including Aetna, Blue Cross Blue Shield of Michigan and United Healthcare. Medicare plans come from the most carriers, 10. Check the plan with the practice before a visit.

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