Dr. Chao-Hsiung Edward Yang, MD
- Medicare services, 2023
- 45
- Part D claims, 2024
- 563
- Hospital affiliations
- 1
- Industry payments
- $83
- Medical group
- 1
- Practice address
- 4647 Zion Ave, San Diego, CA 92120
- Practice phone
- Call (619) 528-5000
- Professional email
- Get professional email
- Personal email
- Get personal email
- Mobile number
- Get mobile number
Primary practice
Find Dr. Yang'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. Chao-Hsiung Edward Yang is an internist in San Diego, California
Dr. Yang practices at Kaiser Permanente Zion Medical Center in San Diego, California, part of Kaiser Permanente.
Dr. Yang's NPI, 1922380567, was assigned on September 9, 2011. Dr. Yang graduated from Medical College Of Wisconsin in 2010. Dr. Yang holds California license A117988.
- NPI
- 1922380567NPI Registry (opens in a new tab)
- Medicare PAC ID
- 0941455992
- NPI enumeration date
- September 9, 2011
- NPI status
- Active
- Accepts Medicare assignment
- Yes
- Practice phone
- (619) 528-5000
- Professional email
- Get email
- Personal email
- Get email
- Mobile number
- Get number
- Sex
- Male
- Estimated age
- 42
- Medical school graduation
- 2010
Sources: NPPES NPI Registry (CMS); Dmand AI Professional Profile Data; Dmand AI Affiliation Data; and Doctors and Clinicians National Downloadable File (CMS)
Dr. Chao-Hsiung Edward Yang practices at Kaiser Permanente Zion Medical Center in San Diego, California
Dr. Yang's primary practice is Kaiser Permanente Zion Medical Center, at 4647 Zion Ave, San Diego, CA 92120 in San Diego County. The practice phone is (619) 528-5000.
- Kaiser Permanente Zion Medical Center4647 Zion Ave, San Diego, CA 92120 · San Diego CountyPhone(619) 528-5000
Source: Dmand AI Affiliation Data
Dr. Chao-Hsiung Edward Yang is affiliated with 2 sites of care and 1 medical group
Dr. Yang's primary practice is Kaiser Permanente Zion Medical Center in San Diego, California, part of Kaiser Permanente. The medical group on file is Southern California Permanente Medical Group. Dmand AI also links Dr. Yang to 1 more group practice or clinic, named with a free account.
Sources: Dmand AI Affiliation Data; and Dmand AI Org Hierarchy Data
Dmand AI tracks the EHR system at Dr. Chao-Hsiung Edward Yang's practice
Dmand AI tracks the electronic health record (EHR) system at each site where Dr. Yang practices, 2 sites in all. Vendor and product names are available with a free account.
| Site | EHR vendor and product |
|---|---|
| Kaiser Permanente Zion Medical Center | Available with a free account |
| +1 more affiliated site | Available with a free account |
Source: Dmand AI Technology Install Data
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Dr. Chao-Hsiung Edward Yang is one of 16,751 internists in California
Internal medicine is Dr. Yang's primary specialty in the NPI Registry, under taxonomy code 207R00000X. Dr. Yang is board certified in internal medicine by the American Board of Internal Medicine. Dr. Yang is licensed in California.
Specialties and state licenses
- Internal medicine, CaliforniaPrimary
Internists near Dr. Yang
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. Chao-Hsiung Edward Yang billed Medicare for 45 services in 2023
CMS data shows 45 Medicare services from Dr. Yang across 1 procedure code in 2023. Medicare paid $4,411 for them. Every service was in a facility, such as a hospital, rather than an office.
Dr. Yang compared with the California median for internists, 2023
- Dr. Yang
- California median
- Medicare services
- 45vs 36188% below
- Part D claims
- 288vs 42132% below
Medians across 15,815 internists in California with Dmand AI profiles that report each measure.
Dr. Yang's most billed Medicare procedure codes, 2023
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. Yang and other internists in California.
Sources: Medicare Physician & Other Practitioners - by Provider and Service (CMS), 2024 data; and Dmand AI Peer Benchmarks
Dr. Chao-Hsiung Edward Yang's patients have a median age of 72
Across all payers, Dmand AI patient panel data puts Dr. Yang's median patient age at 72, with 54% women.
Dr. Yang's patients across all payers
Dmand AI patient panel data covers Medicare, Medicaid and commercial patients.
Patient panel by age, all payers
Median age 72
Patient panel by sex, all payers
- Women54%
- Men45%
Source: Dmand AI Patient Panel Data
Dr. Chao-Hsiung Edward Yang wrote 563 Medicare Part D claims in 2024
In 2024, Dr. Yang wrote 563 Medicare Part D claims for 193 patients. 85% of them were for generic drugs. CMS names the drug for 288 of them, across 17 drugs with 11 or more claims each, at $26,590 in total drug cost. In 2023, CMS named 421 claims across 20 drugs.
Dr. Yang's Part D claims by kind of drug, 2024
- Generic478 claims85%
- Brand-name and other85 claims15%
Dr. Yang'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. Yang's Part D claims, 2024
- Opioids3%19 of 563 claims
- Antibiotics16%88 of 563 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: 4212024: 28832%
Drugs named by CMS: 17 in 2024, 20 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
How Dr. Chao-Hsiung Edward Yang takes part in Medicare
Dr. Yang accepts Medicare assignment, so Medicare's approved amount is taken as full payment.
- Accepts Medicare assignment
- Yes
Pacemaker insertion or repair: 1 to 10 procedures (CMS shows small counts as a range)
Sources: Doctors and Clinicians National Downloadable File (CMS); and Doctors and Clinicians Utilization Data (CMS)
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Dr. Chao-Hsiung Edward Yang received $83 in industry payments from 2024 to 2025
CMS Open Payments shows 3 general payments to Dr. Yang from 2 drug and device companies from 2024 to 2025. Food and beverage make up the largest share, 100% of the total. Qiagen, LLC paid the most, $64.
General payments to Dr. Yang by program year, 2024 to 2025
Companies that paid Dr. Yang the most, 2024 to 2025
Share is of all general payments to this clinician.
Source: Open Payments (CMS), 2025 data, released July 7, 2026
Dr. Chao-Hsiung Edward Yang graduated from Medical College Of Wisconsin
Dr. Yang graduated from Medical College Of Wisconsin in 2010.
- Medical school
- Board certified in internal medicine
Source: Dmand AI Professional Profile Data
Dr. Chao-Hsiung Edward Yang accepts plans from 2 insurance carriers
Dr. Yang is in network with 2 carriers, including Kaiser Permanente and CMS Medicare. EPO plans come from the most carriers, 1. Check the plan with the practice before a visit.
- Kaiser Permanente
- CMS Medicare
Plan types Dr. Yang accepts, by number of carriers
- EPO1
- HMO1
- Medicare1
- POS1
Source: Dmand AI Insurance Network Data
Sources for Dr. Chao-Hsiung Edward Yang'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 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) |
| MIPS scores, telehealth, assignment and procedure percentiles | Doctors and Clinicians National Downloadable File (CMS) (opens in a new tab)Doctors and Clinicians Utilization Data (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. Chao-Hsiung Edward Yang
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. Chao-Hsiung Edward Yang's NPI number?
Dr. Chao-Hsiung Edward Yang's NPI number is 1922380567. It was assigned on September 9, 2011, and it is active in the NPI Registry.
What kind of doctor is Dr. Chao-Hsiung Edward Yang?
Dr. Chao-Hsiung Edward Yang is an internist in San Diego, California. The primary specialty in the NPI Registry is Internal Medicine Physician (taxonomy code 207R00000X).
Where does Dr. Chao-Hsiung Edward Yang practice?
Dr. Yang practices at 4647 Zion Ave, San Diego, CA 92120. Dr. Yang's primary practice is Kaiser Permanente Zion Medical Center in San Diego, California, part of Kaiser Permanente. Dmand AI also links Dr. Yang to 1 group practice or clinic.
What is Dr. Chao-Hsiung Edward Yang's office phone number?
The practice phone on file for Dr. Yang is (619) 528-5000.
What is Dr. Chao-Hsiung Edward Yang's medical license number?
Dr. Yang holds California license A117988.
Which hospitals is Dr. Chao-Hsiung Edward Yang affiliated with?
Dr. Yang practices at Kaiser Permanente Zion Medical Center in San Diego, California.
What medical group is Dr. Chao-Hsiung Edward Yang part of?
Dr. Yang is linked to Southern California Permanente Medical Group.
Does Dr. Chao-Hsiung Edward Yang accept Medicare?
Yes. CMS data shows Dr. Yang billed Medicare for 45 services in 2023, and Dr. Yang accepts Medicare assignment.
Is Dr. Chao-Hsiung Edward Yang board certified?
Yes. Dr. Yang is board certified in internal medicine by the American Board of Internal Medicine.
What services does Dr. Chao-Hsiung Edward Yang bill to Medicare?
In 2023, Dr. Yang's most billed Medicare services were hospital inpatient care (99233).
Show 5 more questionsShow fewer questions
Where did Dr. Chao-Hsiung Edward Yang go to medical school?
Dr. Yang graduated from Medical College Of Wisconsin in 2010.
What drugs does Dr. Chao-Hsiung Edward Yang prescribe most?
In 2024 Medicare Part D data, Dr. Yang's most prescribed drugs by claims were Furosemide, Cefpodoxime Proxetil and Omeprazole.
Has Dr. Chao-Hsiung Edward Yang received payments from drug or device companies?
CMS Open Payments shows $83 in general payments to Dr. Yang from 2 companies from 2024 to 2025. The largest total came from Qiagen, LLC.
How long has Dr. Chao-Hsiung Edward Yang been practicing?
Dr. Yang graduated from medical school in 2010, 16 years ago.
What insurance does Dr. Chao-Hsiung Edward Yang accept?
Dr. Yang is in network with 2 carriers, including Kaiser Permanente and CMS Medicare. EPO plans come from the most carriers, 1. Check the plan with the practice before a visit.
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