Primary practice
Find Dr. Chen'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. Chen practices at ThedaCare Medical Center-Waupaca in Waupaca, Wisconsin, part of Froedtert ThedaCare Health.
Dr. Chen's NPI, 1619161890, was assigned on August 30, 2007. Dr. Chen holds Wisconsin license 61036-20.
Sources: NPPES NPI Registry (CMS); Dmand AI Professional Profile Data; Dmand AI Affiliation Data; and Doctors and Clinicians National Downloadable File (CMS)
Dr. Chen's primary practice is ThedaCare Medical Center-Waupaca, at 800 Riverside Drive, Waupaca, WI 54981 in Waupaca County. The practice phone is (715) 258-1000.
Source: Dmand AI Affiliation Data
Dr. Chen's primary practice is ThedaCare Medical Center-Waupaca in Waupaca, Wisconsin, part of Froedtert ThedaCare Health. Dr. Chen is also affiliated with ThedaCare Regional Medical Center-Neenah. The medical group on file is ThedaCare Behavioral Health Walk-in Care-Neenah. Dmand AI also links Dr. Chen to 3 more hospitals, each named with a free account.
Sources: Dmand AI Affiliation Data; and Dmand AI Org Hierarchy Data
Dmand AI tracks the electronic health record (EHR) system at each site where Dr. Chen practices, 5 sites in all. Vendor and product names are available with a free account.
| Site | EHR vendor and product |
|---|---|
| ThedaCare Medical Center-Waupaca | Available with a free account |
| +4 more affiliated sites | Available with a free account |
Source: Dmand AI Technology Install Data
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Dmand AI maps EHR vendors, IT decision makers and buying committees across Froedtert ThedaCare Health and 6.2K+ hospitals, with verified contacts in the same login.
Hematology and oncology is Dr. Chen's primary specialty in the NPI Registry, under taxonomy code 207RH0003X. Dr. Chen is licensed in Wisconsin.
Counts of hematologists and oncologists 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
CMS data shows 424 Medicare services from Dr. Chen across 5 procedure codes in 2024, for 134 Medicare patients. Medicare paid $34,128 for them. Every service was in an office.
Medians across 269 hematologists and oncologists in Wisconsin with Dmand AI profiles that report each measure.
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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Sources: Medicare Physician & Other Practitioners - by Provider and Service (CMS), 2024 data; and Dmand AI Peer Benchmarks
CMS counts 134 Medicare patients who saw Dr. Chen in 2024. The largest group is 65 to 74, with 61 patients. 75% of them have high blood pressure, and 75% have high cholesterol. 14% are also on Medicaid. Their average risk score is 2.33, 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. Chen's median patient age at 72, with 56% women.
CMS leaves out age groups with fewer than 11 patients.
Share of Medicare patients with each condition. A patient can have several.
Dmand AI patient panel data covers Medicare, Medicaid and commercial patients.
Median age 72
Sources: Dmand AI Patient Panel Data; and Medicare Physician & Other Practitioners - by Provider (CMS), 2024 data
In 2024, Dr. Chen wrote 470 Medicare Part D claims for 132 patients. 83% of them were for generic drugs. CMS names the drug for 324 of them, across 12 drugs with 11 or more claims each, at $404,248 in total drug cost. In 2023, CMS named 278 claims across 9 drugs.
CMS names a drug when it has 11 or more claims. Share is of the claims for drugs CMS names.
Share of all Part D claims for each drug class CMS reports on. Classes with no claims are left out.
Drugs named by CMS: 12 in 2024, 9 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
Dr. Chen accepts Medicare assignment, so Medicare's approved amount is taken as full payment. CMS lists Dr. Chen as offering telehealth.
Source: Doctors and Clinicians National Downloadable File (CMS)
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Dmand AI links Dr. Chen to 1 clinical trial. 1 is still active or recruiting. Conditions studied include Lung Neoplasms and Thoracic Neoplasms.
Conditions in Dr. Chen's trials
Sources: ClinicalTrials.gov (National Library of Medicine); and Dmand AI Research Linkage
CMS Open Payments shows 19 general payments to Dr. Chen from 9 drug and device companies from 2016 to 2025. Food and beverage make up the largest share, 76% of the total. AstraZeneca Pharmaceuticals LP paid the most, $588.
Share is of all general payments to this clinician.
Source: Open Payments (CMS), 2025 data, released July 7, 2026
| 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) |
| 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) |
| Clinical trials and co-investigators | ClinicalTrials.gov (National Library of Medicine) (opens in a new tab)Dmand AI Research Linkage |
| 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
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Dr. Qiaofang Chen's NPI number is 1619161890. It was assigned on August 30, 2007, and it is active in the NPI Registry.
Dr. Qiaofang Chen is a hematologist and oncologist in Waupaca, Wisconsin. The primary specialty in the NPI Registry is Hematology & Oncology Physician (taxonomy code 207RH0003X).
Dr. Chen practices at 800 Riverside Drive, Waupaca, WI 54981. Dr. Chen's primary practice is ThedaCare Medical Center-Waupaca in Waupaca, Wisconsin, part of Froedtert ThedaCare Health. Dmand AI also links Dr. Chen to 3 hospitals.
The practice phone on file for Dr. Chen is (715) 258-1000.
Dr. Chen holds Wisconsin license 61036-20.
Dr. Chen practices at ThedaCare Medical Center-Waupaca in Waupaca, Wisconsin. Dr. Chen is also affiliated with ThedaCare Regional Medical Center-Neenah. Dmand AI links Dr. Chen to 3 more hospitals.
Dr. Chen is linked to ThedaCare Behavioral Health Walk-in Care-Neenah.
Yes. CMS data shows Dr. Chen billed Medicare for 424 services in 2024, and Dr. Chen accepts Medicare assignment.
Yes. The CMS Doctors and Clinicians file lists Dr. Chen as offering telehealth services.
CMS counts 134 Medicare patients who saw Dr. Chen in 2024, with an average age of 75.
In 2024, Dr. Chen's most billed Medicare services were office visit, established patient (99215), medicare service (G2211) and office visit, established patient (99214).
In 2024 Medicare Part D data, Dr. Chen's most prescribed drugs by claims were Ondansetron HCl, Dexamethasone and Anastrozole.
CMS Open Payments shows $1,403 in general payments to Dr. Chen from 9 companies from 2016 to 2025. The largest total came from AstraZeneca Pharmaceuticals LP.
Dr. Chen graduated from medical school in 1992, 34 years ago.
Dr. Chen has worked on 1 clinical trial.
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