NephrologyRenal Insufficiency, ChronicTransition to Adult Care
Dr. Alex Jang, MD
NPI1205371077
- Part D claims, 2024
- 61
- Publications
- 2
- Industry payments
- $499
- State license
- 1
- Year NPI issued
- 2017
- Practice address
- 101 S The City Dr, Orange, CA 92868
- Practice phone
- Call (909) 427-5000
- Professional email
- Get professional email
- Personal email
- Get personal email
- Mobile number
- Get mobile number
Primary practice
Kaiser Permanente - Fontana Medical Center
Orange, California
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Dr. Alex Jang is a urologist in Orange, California
Dr. Jang practices at Kaiser Permanente - Fontana Medical Center in Orange, California.
Dr. Jang's NPI, 1205371077, was assigned on January 3, 2017. Dr. Jang graduated from The Johns Hopkins University School of Medicine in 2019. Dr. Jang holds California license A178960.
NPI and contact details
- NPI
- 1205371077NPI Registry (opens in a new tab)
- NPI enumeration date
- January 3, 2017
- NPI status
- Active
- Practice phone
- (909) 427-5000
- Professional email
- Get email
- Personal email
- Get email
- Mobile number
- Get number
- Sex
- Male
- Medical school graduation
- 2019
Sources: NPPES NPI Registry (CMS); Dmand AI Professional Profile Data; and Dmand AI Practice Data
Dr. Alex Jang practices at Kaiser Permanente - Fontana Medical Center in Orange, California
Dr. Jang's primary practice is Kaiser Permanente - Fontana Medical Center, at 101 S The City Dr, Orange, CA 92868 in Orange County. The practice phone is (909) 427-5000.
- Kaiser Permanente - Fontana Medical Center101 S The City Dr, Orange, CA 92868 · Orange CountyPhone(909) 427-5000
Sources: NPPES NPI Registry (CMS); and Dmand AI Practice Data
Dr. Alex Jang is affiliated with 1 site of care
Dr. Jang's primary practice is Kaiser Permanente - Fontana Medical Center in Orange, California.
Kaiser Permanente - Fontana Medical CenterPrimary
Sources: NPPES NPI Registry (CMS); and Dmand AI Practice Data
Dmand AI tracks the EHR system at Dr. Alex Jang's practice
Dmand AI tracks the electronic health record (EHR) system at each site where Dr. Jang practices. Vendor and product names are available with a free account.
| Site | EHR vendor and product |
|---|---|
| Kaiser Permanente - Fontana Medical Center | Available with a free account |
Source: Dmand AI Technology Install Data
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Dr. Alex Jang is one of 1,395 urologists in California
Urology is Dr. Jang's primary specialty in the NPI Registry, under taxonomy code 208800000X. Dr. Jang is licensed in California.
Specialties and state licenses
- Urology, CaliforniaPrimary
Urologists near Dr. Jang
Counts of urologists 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. Alex Jang's patients have a median age of 66
Across all payers, Dmand AI patient panel data puts Dr. Jang's median patient age at 66, with 31% women.
Dr. Jang'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
- Women31%
- Men56%
Source: Dmand AI Patient Panel Data
Dr. Alex Jang wrote 61 Medicare Part D claims in 2024
In 2024, Dr. Jang wrote 61 Medicare Part D claims for 33 patients. 98% of them were for generic drugs. CMS names the drug for 14 of them, across 1 drug with 11 or more claims each, at $194 in total drug cost. In 2023, CMS named 51 claims across 3 drugs.
Part D claims, 202461
Drugs named by CMS1
Total drug cost$194
Part D patients33
Dr. Jang's Part D claims by kind of drug, 2024
- Generic60 claims98%
- Brand-name and other1 claims2%
Dr. Jang'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. Jang's Part D claims, 2024
- Antibiotics23%14 of 61 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: 512024: 1473%
Drugs named by CMS: 1 in 2024, 3 in 2023.
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
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Dr. Alex Jang has 2 publications on record
Dmand AI links 2 papers to Dr. Jang, published from 2017 to 2025. Dr. Jang's most frequent co-authors are Mohamad E. Allaf, MD, Hillary L. Copp, MD, MS and Michael A. Gorin.
Papers2
Years published2017 to 2025
Dr. Jang's most frequent co-authors
- Mohamad E. Allaf, MD1 shared paper
- Hillary L. Copp, MD, MS1 shared paper
- Michael A. Gorin1 shared paper
Recent publications by Dr. Jang
Kidney NeoplasmsPredictive Value of TestsRadiographic Image Interpretation, Computer-Assisted
See who Dr. Jang researches with
Physician Network Discovery turns co-authorship, shared hospitals and shared groups into a map of who Dr. Jang works with, so you can find a warm path to the right urologists.
Sources: PubMed (National Library of Medicine); and Dmand AI Research Linkage
Dr. Alex Jang received $499 in industry payments from 2021 to 2025
CMS Open Payments shows 5 general payments to Dr. Jang from 3 drug and device companies from 2021 to 2025. Food and beverage make up the largest share, 70% of the total. Boston Scientific Corporation paid the most, $272.
General payments to Dr. Jang by program year, 2021 to 2025
General payments to Dr. Jang by kind, 2021 to 2025
$499in total
- Food and beverage$34870%
- Grants$15130%
Companies that paid Dr. Jang the most, 2021 to 2025
Share is of all general payments to this clinician.
Source: Open Payments (CMS), 2025 data, released July 7, 2026
Dr. Alex Jang graduated from The Johns Hopkins University School of Medicine
Dr. Jang graduated from The Johns Hopkins University School of Medicine in 2019.
- Medical school
Source: Dmand AI Professional Profile Data
Sources for Dr. Alex Jang'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 | NPPES NPI Registry (CMS) (opens in a new tab)Dmand AI Practice Data |
| Primary practice, affiliations and health system | NPPES NPI Registry (CMS) (opens in a new tab)Dmand AI Practice Data |
| Medicare patients and the all-payer patient panel | Dmand AI Patient Panel Data |
| Part D prescribing | Medicare 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) |
| Publications, topics and co-authors | PubMed (National Library of Medicine) (opens in a new tab)Dmand AI Research Linkage |
| Industry payments | Open Payments (CMS) (opens in a new tab) |
| Training, board certification and memberships | Dmand AI Professional Profile 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. Alex Jang
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What is Dr. Alex Jang's NPI number?
Dr. Alex Jang's NPI number is 1205371077. It was assigned on January 3, 2017, and it is active in the NPI Registry.
What kind of doctor is Dr. Alex Jang?
Dr. Alex Jang is a urologist in Orange, California. The primary specialty in the NPI Registry is Urology Physician (taxonomy code 208800000X).
Where does Dr. Alex Jang practice?
Dr. Jang practices at 101 S The City Dr, Orange, CA 92868. Dr. Jang's primary practice is Kaiser Permanente - Fontana Medical Center in Orange, California.
What is Dr. Alex Jang's office phone number?
The practice phone on file for Dr. Jang is (909) 427-5000.
What is Dr. Alex Jang's medical license number?
Dr. Jang holds California license A178960.
Where did Dr. Alex Jang go to medical school?
Dr. Jang graduated from The Johns Hopkins University School of Medicine in 2019.
What drugs does Dr. Alex Jang prescribe most?
In 2024 Medicare Part D data, Dr. Jang's most prescribed drugs by claims were Tamsulosin HCl.
Has Dr. Alex Jang received payments from drug or device companies?
CMS Open Payments shows $499 in general payments to Dr. Jang from 3 companies from 2021 to 2025. The largest total came from Boston Scientific Corporation.
How long has Dr. Alex Jang been practicing?
Dr. Jang graduated from medical school in 2019, 7 years ago.
Does Dr. Alex Jang do research?
Dmand AI links 2 publications to Dr. Jang, published from 2017 to 2025.
Who does Dr. Alex Jang publish with?
Dr. Jang's most frequent co-authors are Mohamad E. Allaf, MD (1 shared paper), Hillary L. Copp, MD, MS (1 shared paper) and Michael A. Gorin (1 shared paper).
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