Dr. Samuel Chu Chi Chao, MD
- Medicare services, 2024
- 1,436
- Medicare patients, 2024
- 1,134
- Hospital affiliations
- 5
- Industry payments
- $1,265
- Medical group
- 1
- Practice address
- 400 S 43rd St, Renton, WA 98055
- Practice phone
- Call (425) 228-3450
- Professional email
- Get professional email
- Personal email
- Get personal email
- Mobile number
- Get mobile number
Primary practice
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Dr. Samuel Chu Chi Chao is an interventional radiologist in Renton, Washington
Dr. Chao practices at Valley Medical Center in Renton, Washington, part of University of Washington.
Dr. Chao's NPI, 1154522092, was assigned on May 29, 2007. Dr. Chao graduated from University of California, Davis School of Medicine in 2004. Dr. Chao holds Washington license MD60201743.
- NPI
- 1154522092NPI Registry (opens in a new tab)
- Medicare PAC ID
- 7517017395
- NPI enumeration date
- May 29, 2007
- NPI status
- Active
- Accepts Medicare assignment
- Yes
- Practice phone
- (425) 228-3450
- 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. Samuel Chu Chi Chao practices at Valley Medical Center in Renton, Washington
Dr. Chao's primary practice is Valley Medical Center, at 400 S 43rd St, Renton, WA 98055 in King County. The practice phone is (425) 228-3450.
- Valley Medical Center400 S 43rd St, Renton, WA 98055 · King CountyPhone(425) 228-3450
Source: Dmand AI Affiliation Data
Dr. Samuel Chu Chi Chao is affiliated with 6 sites of care and 1 medical group
Dr. Chao's primary practice is Valley Medical Center in Renton, Washington, part of University of Washington. Dr. Chao is also affiliated with MultiCare Tacoma General Hospital. The medical group on file is Vantage Radiology & Diagnostic Services. Dmand AI also links Dr. Chao to 3 more hospitals and 1 group practice or clinic, each named with a free account.
Sources: Dmand AI Affiliation Data; and Dmand AI Org Hierarchy Data
Dmand AI tracks the EHR system at Dr. Samuel Chu Chi Chao's practice
Dmand AI tracks the electronic health record (EHR) system at each site where Dr. Chao practices, 6 sites in all. Vendor and product names are available with a free account.
| Site | EHR vendor and product |
|---|---|
| Valley Medical Center | Available with a free account |
| +5 more affiliated sites | Available with a free account |
Source: Dmand AI Technology Install Data
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Dr. Samuel Chu Chi Chao is one of 109 interventional radiologists in Washington
Vascular and interventional radiology is Dr. Chao's primary specialty in the NPI Registry, under taxonomy code 2085R0204X. Dr. Chao is licensed in Washington.
Specialties and state licenses
- Vascular and interventional radiology, WashingtonPrimary
Interventional radiologists near Dr. Chao
Counts of interventional radiologists 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. Samuel Chu Chi Chao billed Medicare for 1,436 services in 2024
CMS data shows 1,436 Medicare services from Dr. Chao across 31 procedure codes in 2024, for 1,134 Medicare patients. Medicare paid $45,277 for them.
Dr. Chao's Medicare services by type, 2023 to 2024
- 2023
- 2024
- Imaging
- 2023: 1,6072024: 1,33517%
- Tests and treatments
- 2023: 1022024: 7427%
- Surgery
- 2023: 612024: 2756%
Where Dr. Chao's Medicare services took place, 2024
- In an office141%
- In a facility1,42299%
Dr. Chao compared with the Washington median for interventional radiologists, 2024
- Dr. Chao
- Washington median
- Medicare services
- 1,436vs 1,03339% above
- Medicare patients
- 1,134vs 75351% above
Medians across 101 interventional radiologists in Washington with Dmand AI profiles that report each measure.
Dr. Chao'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.
Need commercial claims for Dr. Chao?
Medicare shows one payer. Book a meeting to get commercial claims data for Dr. Chao and other interventional radiologists in Washington.
Sources: Medicare Physician & Other Practitioners - by Provider and Service (CMS), 2024 data; and Dmand AI Peer Benchmarks
Dr. Samuel Chu Chi Chao treated 1,134 Medicare patients in 2024, average age 75
CMS counts 1,134 Medicare patients who saw Dr. Chao in 2024. The largest group is 65 to 74, with 398 patients. 75% of them have high blood pressure, and 74% have high cholesterol. 19% are also on Medicaid. Their average risk score is 1.98, 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. Chao's median patient age at 57, with 58% women.
Dr. Chao's Medicare patients by age, 2024
Dr. Chao's Medicare patients by sex, 2024
- Women64357%
- Men49143%
Chronic conditions among Dr. Chao's Medicare patients, 2024
- High blood pressure75%
- High cholesterol74%
- Arthritis50%
- Chronic kidney disease35%
- Diabetes34%
- Mood disorders33%
- Atrial fibrillation31%
- Depression30%
Share of Medicare patients with each condition. A patient can have several.
Dr. Chao's patients across all payers
Dmand AI patient panel data covers Medicare, Medicaid and commercial patients.
Patient panel by age, all payers
Median age 57
Patient panel by sex, all payers
- Women58%
- Men42%
Sources: Dmand AI Patient Panel Data; and Medicare Physician & Other Practitioners - by Provider (CMS), 2024 data
How Dr. Samuel Chu Chi Chao takes part in Medicare
Dr. Chao 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. Samuel Chu Chi Chao received $1,265 in industry payments from 2016 to 2025
CMS Open Payments shows 29 general payments to Dr. Chao from 13 drug and device companies from 2016 to 2025. Food and beverage make up the largest share, 100% of the total. Inari Medical, Inc. paid the most, $718.
General payments to Dr. Chao by program year, 2016 to 2025
Companies that paid Dr. Chao 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. Samuel Chu Chi Chao graduated from University of California, Davis School of Medicine
Dr. Chao graduated from University of California, Davis School of Medicine in 2004.
- Medical school
Source: Dmand AI Professional Profile Data
Sources for Dr. Samuel Chu Chi Chao'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) |
| 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 |
| 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. Samuel Chu Chi Chao
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. Samuel Chu Chi Chao's NPI number?
Dr. Samuel Chu Chi Chao's NPI number is 1154522092. It was assigned on May 29, 2007, and it is active in the NPI Registry.
What kind of doctor is Dr. Samuel Chu Chi Chao?
Dr. Samuel Chu Chi Chao is an interventional radiologist in Renton, Washington. The primary specialty in the NPI Registry is Vascular & Interventional Radiology Physician (taxonomy code 2085R0204X).
Where does Dr. Samuel Chu Chi Chao practice?
Dr. Chao practices at 400 S 43rd St, Renton, WA 98055. Dr. Chao's primary practice is Valley Medical Center in Renton, Washington, part of University of Washington. Dmand AI also links Dr. Chao to 3 hospitals and 1 group practice or clinic.
What is Dr. Samuel Chu Chi Chao's office phone number?
The practice phone on file for Dr. Chao is (425) 228-3450.
What is Dr. Samuel Chu Chi Chao's medical license number?
Dr. Chao holds Washington license MD60201743.
Which hospitals is Dr. Samuel Chu Chi Chao affiliated with?
Dr. Chao practices at Valley Medical Center in Renton, Washington. Dr. Chao is also affiliated with MultiCare Tacoma General Hospital. Dmand AI links Dr. Chao to 3 more hospitals.
What medical group is Dr. Samuel Chu Chi Chao part of?
Dr. Chao is linked to Vantage Radiology & Diagnostic Services.
Does Dr. Samuel Chu Chi Chao accept Medicare?
Yes. CMS data shows Dr. Chao billed Medicare for 1,436 services in 2024, and Dr. Chao accepts Medicare assignment.
How many Medicare patients does Dr. Samuel Chu Chi Chao see?
CMS counts 1,134 Medicare patients who saw Dr. Chao in 2024, with an average age of 75.
What services does Dr. Samuel Chu Chi Chao bill to Medicare?
In 2024, Dr. Chao's most billed Medicare services were diagnostic imaging (71045), diagnostic imaging (70450) and diagnostic imaging (71046).
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Where did Dr. Samuel Chu Chi Chao go to medical school?
Dr. Chao graduated from University of California, Davis School of Medicine in 2004.
Has Dr. Samuel Chu Chi Chao received payments from drug or device companies?
CMS Open Payments shows $1,265 in general payments to Dr. Chao from 13 companies from 2016 to 2025. The largest total came from Inari Medical, Inc.
How long has Dr. Samuel Chu Chi Chao been practicing?
Dr. Chao graduated from medical school in 2004, 22 years ago.
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