Dr. Alexander Ross Chiu, MD
- Medicare services, 2024
- 71
- Medicare patients, 2024
- 24
- Hospital affiliations
- 1
- Industry payments
- $750
- Medical groups
- 3
- Practice address
- 600 Highland Ave, Madison, WI 53792
- Practice phone
- Call (800) 323-8942
- Professional email
- Get professional email
- Personal email
- Get personal email
- Mobile number
- Get mobile number
Primary practice
UW Health University Hospital
Madison, Wisconsin
Find Dr. Chiu'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. Alexander Ross Chiu is an emergency medicine physician in Madison, Wisconsin
Dr. Chiu practices at UW Health University Hospital in Madison, Wisconsin.
Dr. Chiu's NPI, 1871754937, was assigned on June 21, 2008. Dr. Chiu holds New Jersey license 25MA09057500.
- NPI
- 1871754937NPI Registry (opens in a new tab)
- Medicare PAC ID
- 8123283355
- NPI enumeration date
- June 21, 2008
- NPI status
- Active
- Practice phone
- (800) 323-8942
- Professional email
- Get email
- Personal email
- Get email
- Mobile number
- Get number
- Sex
- Male
- Estimated age
- 45
- Medical school graduation
- 2007
Sources: NPPES NPI Registry (CMS); Dmand AI Professional Profile Data; and Dmand AI Practice Data
Dr. Alexander Ross Chiu practices at UW Health University Hospital in Madison, Wisconsin
Dr. Chiu's primary practice is UW Health University Hospital, at 600 Highland Ave, Madison, WI 53792 in Dane County. The practice phone is (800) 323-8942.
- UW Health University Hospital600 Highland Ave, Madison, WI 53792 · Dane CountyPhone(800) 323-8942
Sources: NPPES NPI Registry (CMS); and Dmand AI Practice Data
Dr. Alexander Ross Chiu is affiliated with 4 sites of care and 3 medical groups
Dr. Chiu's primary practice is UW Health University Hospital in Madison, Wisconsin. Dr. Chiu is also affiliated with Oak Valley Hospital. The medical group on file is JAG Physical Therapy. Dmand AI also links Dr. Chiu to 2 more physician offices and 2 medical groups, each named with a free account.
Sources: NPPES NPI Registry (CMS); Dmand AI Practice Data; Dmand AI Affiliation Data; and Dmand AI Org Hierarchy Data
Dmand AI tracks the EHR system at Dr. Alexander Ross Chiu's practice
Dmand AI tracks the electronic health record (EHR) system at each site where Dr. Chiu practices, 3 sites in all. Vendor and product names are available with a free account.
| Site | EHR vendor and product |
|---|---|
| UW Health University Hospital | Available with a free account |
| +3 more sites and 2 medical groups | Available with a free account |
Source: Dmand AI Technology Install Data
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Dr. Alexander Ross Chiu is one of 1,211 emergency medicine physicians in Wisconsin
Emergency medicine is Dr. Chiu's primary specialty in the NPI Registry, under taxonomy code 207P00000X. Dr. Chiu is licensed in New Jersey.
Specialties and state licenses
- Emergency medicine, New JerseyPrimary
Emergency medicine physicians near Dr. Chiu
Counts of emergency medicine physicians 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. Alexander Ross Chiu billed Medicare for 71 services in 2024
CMS data shows 71 Medicare services from Dr. Chiu across 2 procedure codes in 2024, all of them office visits, for 24 Medicare patients. Medicare paid $5,884 for them. Every service was in an office.
Dr. Chiu's Medicare services by type, 2023 to 2024
- 2023
- 2024
- Office and hospital visits
- 2023: 1042024: 7132%
Dr. Chiu compared with the Wisconsin median for emergency medicine physicians, 2024
- Dr. Chiu
- Wisconsin median
- Medicare services
- 71vs 24671% below
- Medicare patients
- 24vs 22189% below
Medians across 1,249 emergency medicine physicians in Wisconsin with Dmand AI profiles that report each measure.
Dr. Chiu'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.
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Medicare shows one payer. Book a meeting to get commercial claims data for Dr. Chiu and other emergency medicine physicians in Wisconsin.
Sources: Medicare Physician & Other Practitioners - by Provider and Service (CMS), 2024 data; and Dmand AI Peer Benchmarks
Dr. Alexander Ross Chiu treated 24 Medicare patients in 2024, average age 59
CMS counts 24 Medicare patients who saw Dr. Chiu in 2024. The largest group is under 65, with 13 patients. 75% of them have diabetes, and 75% have high blood pressure. Their average risk score is 2.32, 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. Chiu's median patient age at 39, with 100% women.
Dr. Chiu's Medicare patients by age, 2024
CMS leaves out age groups with fewer than 11 patients.
Chronic conditions among Dr. Chiu's Medicare patients, 2024
- Diabetes75%
- High blood pressure75%
- High cholesterol75%
Share of Medicare patients with each condition. A patient can have several.
Dr. Chiu's patients across all payers
Dmand AI patient panel data covers Medicare, Medicaid and commercial patients.
Patient panel by age, all payers
Median age 39
Patient panel by sex, all payers
- Women100%
- Men0%
Sources: Dmand AI Patient Panel Data; and Medicare Physician & Other Practitioners - by Provider (CMS), 2024 data
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Dr. Alexander Ross Chiu received $750 in industry payments from 2016 to 2024
CMS Open Payments shows 13 general payments to Dr. Chiu from 4 drug and device companies from 2016 to 2024. Food and beverage make up the largest share, 100% of the total. Medtronic Vascular, Inc. paid the most, $523.
General payments to Dr. Chiu by program year, 2016 to 2024
Companies that paid Dr. Chiu the most, 2016 to 2024
Share is of all general payments to this clinician.
Source: Open Payments (CMS), 2025 data, released July 7, 2026
Sources for Dr. Alexander Ross Chiu'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 DataDmand 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) |
| Industry payments | Open Payments (CMS) (opens in a new tab) |
| 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. Alexander Ross Chiu
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. Alexander Ross Chiu's NPI number?
Dr. Alexander Ross Chiu's NPI number is 1871754937. It was assigned on June 21, 2008, and it is active in the NPI Registry.
What kind of doctor is Dr. Alexander Ross Chiu?
Dr. Alexander Ross Chiu is an emergency medicine physician in Madison, Wisconsin. The primary specialty in the NPI Registry is Emergency Medicine Physician (taxonomy code 207P00000X).
Where does Dr. Alexander Ross Chiu practice?
Dr. Chiu practices at 600 Highland Ave, Madison, WI 53792. Dr. Chiu's primary practice is UW Health University Hospital in Madison, Wisconsin. Dmand AI also links Dr. Chiu to 2 physician offices and 2 medical groups.
What is Dr. Alexander Ross Chiu's office phone number?
The practice phone on file for Dr. Chiu is (800) 323-8942.
What is Dr. Alexander Ross Chiu's medical license number?
Dr. Chiu holds New Jersey license 25MA09057500.
Which hospitals is Dr. Alexander Ross Chiu affiliated with?
Dr. Chiu is affiliated with Oak Valley Hospital.
What medical group is Dr. Alexander Ross Chiu part of?
Dr. Chiu is linked to JAG Physical Therapy. Dmand AI links Dr. Chiu to 2 more medical groups.
Does Dr. Alexander Ross Chiu accept Medicare?
Yes. CMS data shows Dr. Chiu billed Medicare for 71 services in 2024.
How many Medicare patients does Dr. Alexander Ross Chiu see?
CMS counts 24 Medicare patients who saw Dr. Chiu in 2024, with an average age of 59.
What services does Dr. Alexander Ross Chiu bill to Medicare?
In 2024, Dr. Chiu's most billed Medicare services were office visit, established patient (99214) and office visit, established patient (99213).
Has Dr. Alexander Ross Chiu received payments from drug or device companies?
CMS Open Payments shows $750 in general payments to Dr. Chiu from 4 companies from 2016 to 2024. The largest total came from Medtronic Vascular, Inc.
How long has Dr. Alexander Ross Chiu been practicing?
Dr. Chiu graduated from medical school in 2007, 19 years ago.
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