Dr. Kenneth H. Chang, MD
- Medicare services, 2017
- 108
- Part D claims, 2024
- 128
- Hospital affiliations
- 1
- Industry payments
- $10,779
- Medical group
- 1
- Practice address
- 10800 Magnolia Avenue, Riverside, CA 92505
- Practice phone
- Call (951) 353-2000
- Professional email
- Get professional email
- Personal email
- Get personal email
- Mobile number
- Get mobile number
Primary practice
Find Dr. Chang'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. Kenneth H. Chang is a general surgeon in Riverside, California
Dr. Chang practices at Riverside Medical Center in Riverside, California, part of Kaiser Permanente.
Dr. Chang's NPI, 1952544355, was assigned on April 14, 2009. Dr. Chang graduated from Tufts University School Of Medicine in 2004. Dr. Chang holds California license A96260.
- NPI
- 1952544355NPI Registry (opens in a new tab)
- Medicare PAC ID
- 4880748623
- NPI enumeration date
- April 14, 2009
- NPI status
- Active
- Accepts Medicare assignment
- Yes
- Practice phone
- (951) 353-2000
- Professional email
- Get email
- Personal email
- Get email
- Mobile number
- Get number
- Sex
- Male
- Estimated age
- 48
- Medical school graduation
- 2004
Sources: NPPES NPI Registry (CMS); Dmand AI Professional Profile Data; Dmand AI Affiliation Data; and Doctors and Clinicians National Downloadable File (CMS)
Dr. Kenneth H. Chang practices at Riverside Medical Center in Riverside, California
Dr. Chang's primary practice is Riverside Medical Center, at 10800 Magnolia Avenue, Riverside, CA 92505 in Riverside County. The practice phone is (951) 353-2000.
- Riverside Medical Center10800 Magnolia Avenue, Riverside, CA 92505 · Riverside CountyPhone(951) 353-2000
Source: Dmand AI Affiliation Data
Dr. Kenneth H. Chang is affiliated with 1 site of care and 1 medical group
Dr. Chang's primary practice is Riverside Medical Center in Riverside, California, part of Kaiser Permanente. The medical group on file is Southern California Permanente Medical Group.
Sources: Dmand AI Affiliation Data; and Dmand AI Org Hierarchy Data
Dmand AI tracks the EHR system at Dr. Kenneth H. Chang's practice
Dmand AI tracks the electronic health record (EHR) system at each site where Dr. Chang practices. Vendor and product names are available with a free account.
| Site | EHR vendor and product |
|---|---|
| Riverside Medical Center | Available with a free account |
Source: Dmand AI Technology Install Data
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Dr. Kenneth H. Chang is one of 2,926 general surgeons in California
Surgery is Dr. Chang's primary specialty in the NPI Registry, under taxonomy code 208600000X. Dr. Chang is board certified in surgery by the American Board of Surgery. Dr. Chang is licensed in California.
Specialties and state licenses
- Surgery, CaliforniaPrimary
General surgeons near Dr. Chang
Counts of general surgeons 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. Kenneth H. Chang billed Medicare for 108 services in 2017
CMS data shows 108 Medicare services from Dr. Chang across 4 procedure codes in 2017. Medicare paid $7,256 for them.
Dr. Chang's Medicare services by type, 2016 to 2017
- 2016
- 2017
- Office and hospital visits
- 2016: 2432017: 10856%
- Surgery
- 2016: 162017: 0100%
Where Dr. Chang's Medicare services took place, 2017
- In an office9689%
- In a facility1211%
Dr. Chang compared with the California median for general surgeons, 2017
- Dr. Chang
- California median
- Medicare services
- 108vs 16635% below
- Part D claims
- 74vs 342.2 times
Medians across 2,606 general surgeons in California with Dmand AI profiles that report each measure.
Dr. Chang's most billed Medicare procedure codes, 2017
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. Chang and other general surgeons in California.
Sources: Medicare Physician & Other Practitioners - by Provider and Service (CMS), 2024 data; and Dmand AI Peer Benchmarks
Dr. Kenneth H. Chang's patients have a median age of 55
Across all payers, Dmand AI patient panel data puts Dr. Chang's median patient age at 55, with 58% women.
Dr. Chang's patients across all payers
Dmand AI patient panel data covers Medicare, Medicaid and commercial patients.
Patient panel by age, all payers
Median age 55
Patient panel by sex, all payers
- Women58%
- Men42%
Source: Dmand AI Patient Panel Data
Dr. Kenneth H. Chang wrote 128 Medicare Part D claims in 2024
In 2024, Dr. Chang wrote 128 Medicare Part D claims for 67 patients. 95% of them were for generic drugs. CMS names the drug for 74 of them, across 3 drugs with 11 or more claims each, at $572 in total drug cost. In 2023, CMS named 70 claims across 2 drugs.
Dr. Chang's Part D claims by kind of drug, 2024
- Generic121 claims95%
- Brand-name and other7 claims5%
Dr. Chang'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. Chang's Part D claims, 2024
- Opioids36%46 of 128 claims
- Antibiotics11%14 of 128 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: 702024: 746%
Drugs named by CMS: 3 in 2024, 2 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. Kenneth H. Chang takes part in Medicare
Dr. Chang accepts Medicare assignment, so Medicare's approved amount is taken as full payment.
- Accepts Medicare assignment
- Yes
Mastectomy: 1 to 10 procedures (CMS shows small counts as a range)
Removal of tissue: 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. Kenneth H. Chang received $10,779 in industry payments from 2016 to 2025
CMS Open Payments shows 79 general payments to Dr. Chang from 19 drug and device companies from 2016 to 2025. Food and beverage make up the largest share, 32% of the total. Intuitive Surgical, Inc. paid the most, $5,589.
General payments to Dr. Chang by program year, 2016 to 2025
General payments to Dr. Chang by kind, 2016 to 2025
- Food and beverage$3,49332%
- Education$3,00028%
- Consulting fees$2,50023%
- Travel and lodging$1,77016%
- Gifts$160%
Companies that paid Dr. Chang the most, 2016 to 2025
Share is of all general payments to this clinician.
Source: Open Payments (CMS), 2025 data, released July 7, 2026
Dr. Kenneth H. Chang has 1 award and honors on record
Dmand AI lists 1 award for Dr. Chang.
Awards and honors for Dr. Chang
- Undated
- ACS Fellow
Source: Dmand AI Professional Profile Data
Dr. Kenneth H. Chang graduated from Tufts University School Of Medicine
Dr. Chang graduated from Tufts University School Of Medicine in 2004. Dr. Chang is a member of ACS.
- Medical school
- Board certified in surgery
Source: Dmand AI Professional Profile Data
Dr. Kenneth H. Chang accepts plans from 3 insurance carriers
Dr. Chang is in network with 3 carriers, including Aetna, Kaiser Permanente and CMS Medicare. EPO plans come from the most carriers, 2. Check the plan with the practice before a visit.
- Aetna
- Kaiser Permanente
- CMS Medicare
Plan types Dr. Chang accepts, by number of carriers
- EPO2
- HMO2
- POS2
- Medicare1
- PPO1
Source: Dmand AI Insurance Network Data
Sources for Dr. Kenneth H. Chang'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) |
| Awards and committee roles | Dmand AI Professional Profile Data |
| 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. Kenneth H. Chang
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. Kenneth H. Chang's NPI number?
Dr. Kenneth H. Chang's NPI number is 1952544355. It was assigned on April 14, 2009, and it is active in the NPI Registry.
What kind of doctor is Dr. Kenneth H. Chang?
Dr. Kenneth H. Chang is a general surgeon in Riverside, California. The primary specialty in the NPI Registry is Surgery Physician (taxonomy code 208600000X).
Where does Dr. Kenneth H. Chang practice?
Dr. Chang practices at 10800 Magnolia Avenue, Riverside, CA 92505. Dr. Chang's primary practice is Riverside Medical Center in Riverside, California, part of Kaiser Permanente.
What is Dr. Kenneth H. Chang's office phone number?
The practice phone on file for Dr. Chang is (951) 353-2000.
What is Dr. Kenneth H. Chang's medical license number?
Dr. Chang holds California license A96260.
Which hospitals is Dr. Kenneth H. Chang affiliated with?
Dr. Chang practices at Riverside Medical Center in Riverside, California.
What medical group is Dr. Kenneth H. Chang part of?
Dr. Chang is linked to Southern California Permanente Medical Group.
Does Dr. Kenneth H. Chang accept Medicare?
Yes. CMS data shows Dr. Chang billed Medicare for 108 services in 2017, and Dr. Chang accepts Medicare assignment.
Is Dr. Kenneth H. Chang board certified?
Yes. Dr. Chang is board certified in surgery by the American Board of Surgery.
What services does Dr. Kenneth H. Chang bill to Medicare?
In 2017, Dr. Chang's most billed Medicare services were office visit, established patient (99212), office visit, new patient (99204) and office visit, established patient (99213).
Show 5 more questionsShow fewer questions
Where did Dr. Kenneth H. Chang go to medical school?
Dr. Chang graduated from Tufts University School Of Medicine in 2004.
What drugs does Dr. Kenneth H. Chang prescribe most?
In 2024 Medicare Part D data, Dr. Chang's most prescribed drugs by claims were Ibuprofen, Oxycodone HCl and Tramadol HCl.
Has Dr. Kenneth H. Chang received payments from drug or device companies?
CMS Open Payments shows $10,779 in general payments to Dr. Chang from 19 companies from 2016 to 2025. The largest total came from Intuitive Surgical, Inc.
How long has Dr. Kenneth H. Chang been practicing?
Dr. Chang graduated from medical school in 2004, 22 years ago.
What insurance does Dr. Kenneth H. Chang accept?
Dr. Chang is in network with 3 carriers, including Aetna, Kaiser Permanente and CMS Medicare. EPO plans come from the most carriers, 2. Check the plan with the practice before a visit.
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