Dr. Dawen Zhang, MD
- Medicare services, 2024
- 4,653
- Medicare patients, 2024
- 316
- Part D claims, 2024
- 2,590
- Publications
- 1
- MIPS score, 2024
- 85
- Practice address
- 120 Osler Dr, Naperville, IL 60540
- Practice phone
- Call (630) 416-1950
- Professional email
- Get professional email
- Personal email
- Get personal email
- Mobile number
- Get mobile number
Primary practice
Edward Medical Group
Naperville, Illinois
Find Dr. Zhang's professional email, personal email and mobile number
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Dr. Dawen Zhang is a rheumatologist in Naperville, Illinois
Dr. Zhang practices at Edward Medical Group in Naperville, Illinois.
Dr. Zhang's NPI, 1215341425, was assigned on June 16, 2014. Dr. Zhang graduated from University of Illinois College of Med (Chi/Peor/Rock/Chm-Urb) in 2014. Dr. Zhang holds Illinois license 036.149491.
- NPI
- 1215341425NPI Registry (opens in a new tab)
- Medicare PAC ID
- 9335364744
- NPI enumeration date
- June 16, 2014
- NPI status
- Active
- Accepts Medicare assignment
- Yes
- Offers telehealth
- Yes
- Practice phone
- (630) 416-1950
- Professional email
- Get email
- Personal email
- Get email
- Mobile number
- Get number
- Sex
- Male
- Estimated age
- 38
- Medical school graduation
- 2014
Sources: NPPES NPI Registry (CMS); Dmand AI Professional Profile Data; Dmand AI Practice Data; and Doctors and Clinicians National Downloadable File (CMS)
Dr. Dawen Zhang practices at Edward Medical Group in Naperville, Illinois
Dr. Zhang's primary practice is Edward Medical Group, at 120 Osler Dr, Naperville, IL 60540 in Dupage County. The practice phone is (630) 416-1950.
- Edward Medical Group120 Osler Dr, Naperville, IL 60540 · Dupage CountyPhone(630) 416-1950
Sources: NPPES NPI Registry (CMS); and Dmand AI Practice Data
Dr. Dawen Zhang is affiliated with 6 sites of care and 3 medical groups
Dr. Zhang's primary practice is Edward Medical Group in Naperville, Illinois. Dr. Zhang is also affiliated with Edward Hospital. The medical group on file is Endeavor Health Medical Group. Dmand AI also links Dr. Zhang to 1 more hospital, 2 group practices and clinics, 2 medical groups and 1 home health agency, each named with a free account.
Sources: NPPES NPI Registry (CMS); Dmand AI Practice Data; and Dmand AI Affiliation Data
Dmand AI tracks the EHR system at Dr. Dawen Zhang's practice
Dmand AI tracks the electronic health record (EHR) system at each site where Dr. Zhang practices, 5 sites in all. Vendor and product names are available with a free account.
| Site | EHR vendor and product |
|---|---|
| Edward Medical Group | Available with a free account |
| +5 more sites and 2 medical groups | Available with a free account |
Source: Dmand AI Technology Install Data
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Dr. Dawen Zhang is one of 285 rheumatologists in Illinois
Rheumatology is Dr. Zhang's primary specialty in the NPI Registry, under taxonomy code 207RR0500X. Dr. Zhang is licensed in Illinois.
Specialties and state licenses
- Rheumatology, IllinoisPrimary
Rheumatologists near Dr. Zhang
Counts of rheumatologists 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. Dawen Zhang billed Medicare for 4,653 services in 2024
CMS data shows 4,653 Medicare services from Dr. Zhang across 10 procedure codes in 2024, for 316 Medicare patients. Medicare paid $75,243 for them. Every service was in an office.
Dr. Zhang's Medicare services by type, 2023 to 2024
- 2023
- 2024
- Drugs given in the office
- 2023: 1622024: 3,6202135%
- Office and hospital visits
- 2023: 5362024: 61014%
- Other services
- 2023: 02024: 317
- Tests and treatments
- 2023: 402024: 7690%
- Surgery
- 2023: 302024: 30No change
Dr. Zhang compared with the Illinois median for rheumatologists, 2024
- Dr. Zhang
- Illinois median
- Medicare services
- 4,653vs 9874.7 times
- Medicare patients
- 316vs 26221% above
- Part D claims
- 2,378vs 1,0772.2 times
Medians across 290 rheumatologists in Illinois with Dmand AI profiles that report each measure.
Dr. Zhang'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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Sources: Medicare Physician & Other Practitioners - by Provider and Service (CMS), 2024 data; and Dmand AI Peer Benchmarks
Dr. Dawen Zhang treated 316 Medicare patients in 2024, average age 72
CMS counts 316 Medicare patients who saw Dr. Zhang in 2024. The largest group is 65 to 74, with 138 patients. 75% of them have arthritis, and 75% have high cholesterol. 13% are also on Medicaid. Their average risk score is 1.53, 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. Zhang's median patient age at 66, with 72% women.
Dr. Zhang's Medicare patients by age, 2024
Dr. Zhang's Medicare patients by sex, 2024
- Women21869%
- Men9831%
Chronic conditions among Dr. Zhang's Medicare patients, 2024
- Arthritis75%
- High cholesterol75%
- High blood pressure74%
- Mood disorders32%
- Osteoporosis32%
- Anxiety31%
- Diabetes30%
- Chronic kidney disease28%
Share of Medicare patients with each condition. A patient can have several.
Dr. Zhang's patients across all payers
Dmand AI patient panel data covers Medicare, Medicaid and commercial patients.
Patient panel by age, all payers
Median age 66
Patient panel by sex, all payers
- Women72%
- Men28%
Sources: Dmand AI Patient Panel Data; and Medicare Physician & Other Practitioners - by Provider (CMS), 2024 data
Dr. Dawen Zhang wrote 2,590 Medicare Part D claims in 2024
In 2024, Dr. Zhang wrote 2,590 Medicare Part D claims for 471 patients. 91% of them were for generic drugs. CMS names the drug for 2,378 of them, across 38 drugs with 11 or more claims each, at $1,072,977 in total drug cost. In 2023, CMS named 1,646 claims across 29 drugs.
Dr. Zhang's Part D claims by kind of drug, 2024
- Generic2,355 claims91%
- Brand-name and other235 claims9%
Dr. Zhang'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. Zhang's Part D claims, 2024
- Opioids4%98 of 2,590 claims
- Antibiotics1%31 of 2,590 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: 1,6462024: 2,37844%
Drugs named by CMS: 38 in 2024, 29 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. Dawen Zhang scored 85 out of 100 in Medicare's MIPS program for 2024
CMS publishes a Merit-based Incentive Payment System (MIPS) score of 85 out of 100 for Dr. Zhang for performance year 2024, reported as part of a group. Dr. Zhang accepts Medicare assignment, so Medicare's approved amount is taken as full payment. CMS lists Dr. Zhang as offering telehealth.
- Accepts Medicare assignment
- Yes
- Offers telehealth
- Yes
Dr. Zhang's MIPS scores, performance year 2024
- 85of 100Final score
- 75.9of 100Quality
- 99of 100Promoting Interoperability
- 40of 100Improvement Activities
- 75of 100Cost
Each score is out of 100. The final score weighs the categories CMS scored for this clinician.
Sources: Doctors and Clinicians National Downloadable File (CMS); and Clinician Public Reporting: Overall MIPS Performance (CMS), 2024 data, released September 10, 2026
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Dr. Dawen Zhang has 1 publication on record
Dmand AI links 1 paper to Dr. Zhang in 2020. Dr. Zhang's most frequent co-authors are Prosper Benhaim, MD, John Dermot Fitzgerald, MD and Veena Kittane Ranganath, MD.
Dr. Zhang's most frequent co-authors
- Prosper Benhaim, MD1 shared paper
- John Dermot Fitzgerald, MD1 shared paper
- Veena Kittane Ranganath, MD1 shared paper
Recent publications by Dr. Zhang
See who Dr. Zhang researches with
Physician Network Discovery turns co-authorship, shared hospitals and shared groups into a map of who Dr. Zhang works with, so you can find a warm path to the right rheumatologists.
Sources: PubMed (National Library of Medicine); and Dmand AI Research Linkage
Dr. Dawen Zhang received $584 in industry payments from 2018 to 2025
CMS Open Payments shows 15 general payments to Dr. Zhang from 4 drug and device companies from 2018 to 2025. Food and beverage make up the largest share, 100% of the total. Abbvie Inc. paid the most, $515.
General payments to Dr. Zhang by program year, 2018 to 2025
Companies that paid Dr. Zhang the most, 2018 to 2025
Share is of all general payments to this clinician.
Source: Open Payments (CMS), 2025 data, released July 7, 2026
Dr. Dawen Zhang graduated from University of Illinois College of Med (Chi/Peor/Rock/Chm-Urb)
Dr. Zhang graduated from University of Illinois College of Med (Chi/Peor/Rock/Chm-Urb) in 2014.
- Medical school
Source: Dmand AI Professional Profile Data
Sources for Dr. Dawen Zhang'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 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)Clinician Public Reporting: Overall MIPS Performance (CMS) (opens in a new tab) |
| Publications, topics and co-authors | PubMed (National Library of Medicine) (opens in a new tab)Dmand AI Research Linkage |
| 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. Dawen Zhang
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. Dawen Zhang's NPI number?
Dr. Dawen Zhang's NPI number is 1215341425. It was assigned on June 16, 2014, and it is active in the NPI Registry.
What kind of doctor is Dr. Dawen Zhang?
Dr. Dawen Zhang is a rheumatologist in Naperville, Illinois. The primary specialty in the NPI Registry is Rheumatology Physician (taxonomy code 207RR0500X).
Where does Dr. Dawen Zhang practice?
Dr. Zhang practices at 120 Osler Dr, Naperville, IL 60540. Dr. Zhang's primary practice is Edward Medical Group in Naperville, Illinois. Dmand AI also links Dr. Zhang to 1 hospital, 2 group practices and clinics, 2 medical groups and 1 home health agency.
What is Dr. Dawen Zhang's office phone number?
The practice phone on file for Dr. Zhang is (630) 416-1950.
What is Dr. Dawen Zhang's medical license number?
Dr. Zhang holds Illinois license 036.149491.
Which hospitals is Dr. Dawen Zhang affiliated with?
Dr. Zhang is affiliated with Edward Hospital. Dmand AI links Dr. Zhang to 1 more hospital.
What medical group is Dr. Dawen Zhang part of?
Dr. Zhang is linked to Endeavor Health Medical Group. Dmand AI links Dr. Zhang to 2 more medical groups.
Does Dr. Dawen Zhang accept Medicare?
Yes. CMS data shows Dr. Zhang billed Medicare for 4,653 services in 2024, and Dr. Zhang accepts Medicare assignment.
Does Dr. Dawen Zhang offer telehealth?
Yes. The CMS Doctors and Clinicians file lists Dr. Zhang as offering telehealth services.
What is Dr. Dawen Zhang's MIPS score?
Dr. Zhang's MIPS final score for performance year 2024 is 85 out of 100, reported as part of a group.
Show 8 more questionsShow fewer questions
How many Medicare patients does Dr. Dawen Zhang see?
CMS counts 316 Medicare patients who saw Dr. Zhang in 2024, with an average age of 72.
What services does Dr. Dawen Zhang bill to Medicare?
In 2024, Dr. Zhang's most billed Medicare services were injected or infused drug (J1010), office visit, established patient (99214) and medicare service (G2211).
Where did Dr. Dawen Zhang go to medical school?
Dr. Zhang graduated from University of Illinois College of Med (Chi/Peor/Rock/Chm-Urb) in 2014.
What drugs does Dr. Dawen Zhang prescribe most?
In 2024 Medicare Part D data, Dr. Zhang's most prescribed drugs by claims were Hydroxychloroquine Sulfate, Prednisone and Allopurinol.
Has Dr. Dawen Zhang received payments from drug or device companies?
CMS Open Payments shows $584 in general payments to Dr. Zhang from 4 companies from 2018 to 2025. The largest total came from Abbvie Inc.
How long has Dr. Dawen Zhang been practicing?
Dr. Zhang graduated from medical school in 2014, 12 years ago.
Does Dr. Dawen Zhang do research?
Dmand AI links 1 publication to Dr. Zhang.
Who does Dr. Dawen Zhang publish with?
Dr. Zhang's most frequent co-authors are Prosper Benhaim, MD (1 shared paper), John Dermot Fitzgerald, MD (1 shared paper) and Veena Kittane Ranganath, MD (1 shared paper).
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