Dr. John C. Wu, MD
- Medicare services, 2024
- 740
- Medicare patients, 2024
- 119
- Part D claims, 2024
- 2,529
- Hospital affiliations
- 4
- Industry payments
- $1,379
- Practice address
- 520 S Maple Ave, Oak Park, IL 60304
- Practice phone
- Call (708) 383-9300
- Professional email
- Get professional email
- Personal email
- Get personal email
- Mobile number
- Get mobile number
Primary practice
Find Dr. Wu'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. John C. Wu is a general practice physician in Oak Park, Illinois
Dr. Wu practices at Rush Oak Park Hospital in Oak Park, Illinois, part of Rush System for Health.
Dr. Wu's NPI, 1033281506, was assigned on November 13, 2006. Dr. Wu graduated from Northwestern University Feinberg Medical School in 1995. Dr. Wu holds Illinois license 036105600.
- NPI
- 1033281506NPI Registry (opens in a new tab)
- Medicare PAC ID
- 2860652567
- NPI enumeration date
- November 13, 2006
- NPI status
- Active
- Accepts Medicare assignment
- Yes
- Practice phone
- (708) 383-9300
- Professional email
- Get email
- Personal email
- Get email
- Mobile number
- Get number
- Sex
- Male
- Estimated age
- 57
- Medical school graduation
- 1995
Sources: NPPES NPI Registry (CMS); Dmand AI Professional Profile Data; Dmand AI Affiliation Data; and Doctors and Clinicians National Downloadable File (CMS)
Dr. John C. Wu practices at Rush Oak Park Hospital in Oak Park, Illinois
Dr. Wu's primary practice is Rush Oak Park Hospital, at 520 S Maple Ave, Oak Park, IL 60304 in Cook County. The practice phone is (708) 383-9300.
- Rush Oak Park Hospital520 S Maple Ave, Oak Park, IL 60304 · Cook CountyPhone(708) 383-9300
Source: Dmand AI Affiliation Data
Dr. John C. Wu is affiliated with 4 sites of care and 1 medical group
Dr. Wu's primary practice is Rush Oak Park Hospital in Oak Park, Illinois, part of Rush System for Health. Dr. Wu is also affiliated with Rush University Medical Center. The medical group on file is St. Bernard Hospital. Dmand AI also links Dr. Wu to 2 more hospitals, 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. John C. Wu's practice
Dmand AI tracks the electronic health record (EHR) system at each site where Dr. Wu practices, 4 sites in all. Vendor and product names are available with a free account.
| Site | EHR vendor and product |
|---|---|
| Rush Oak Park Hospital | Available with a free account |
| +3 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 Rush System for Health and 6.2K+ hospitals, with verified contacts in the same login.
Dr. John C. Wu is one of 275 general practice physicians in Illinois
General practice is Dr. Wu's primary specialty in the NPI Registry, under taxonomy code 208D00000X. Dr. Wu is licensed in Illinois.
Specialties and state licenses
- General practice, IllinoisPrimary
General practice physicians near Dr. Wu
Counts of general practice 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. John C. Wu billed Medicare for 740 services in 2024
CMS data shows 740 Medicare services from Dr. Wu across 4 procedure codes in 2024, for 119 Medicare patients. Medicare paid $41,614 for them.
Dr. Wu's Medicare services by type, 2023 to 2024
- 2023
- 2024
- Office and hospital visits
- 2023: 4502024: 50612%
- Lab and pathology
- 2023: 1282024: 1345%
- Surgery
- 2023: 1002024: 100No change
- Other services
- 2023: 122024: 0100%
Where Dr. Wu's Medicare services took place, 2024
- In an office61483%
- In a facility12617%
Dr. Wu compared with the Illinois median for general practice physicians, 2024
- Dr. Wu
- Illinois median
- Medicare services
- 740vs 3302.2 times
- Medicare patients
- 119vs 1276% below
- Part D claims
- 2,096vs 5637.4 times
Medians across 198 general practice physicians in Illinois with Dmand AI profiles that report each measure.
Dr. Wu'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. John C. Wu treated 119 Medicare patients in 2024, average age 69
CMS counts 119 Medicare patients who saw Dr. Wu in 2024. The largest group is 65 to 74, with 38 patients. 75% of them have high blood pressure, and 61% have arthritis. 75% 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. Wu's median patient age at 65, with 61% women.
Dr. Wu's Medicare patients by age, 2024
Dr. Wu's Medicare patients by sex, 2024
- Women7765%
- Men4235%
Chronic conditions among Dr. Wu's Medicare patients, 2024
- High blood pressure75%
- Arthritis61%
- Diabetes57%
- High cholesterol45%
- COPD33%
- Heart failure30%
- Mood disorders29%
- Chronic kidney disease28%
Share of Medicare patients with each condition. A patient can have several.
Dr. Wu's patients across all payers
Dmand AI patient panel data covers Medicare, Medicaid and commercial patients.
Patient panel by age, all payers
Median age 65
Patient panel by sex, all payers
- Women61%
- Men39%
Sources: Dmand AI Patient Panel Data; and Medicare Physician & Other Practitioners - by Provider (CMS), 2024 data
Dr. John C. Wu wrote 2,529 Medicare Part D claims in 2024
In 2024, Dr. Wu wrote 2,529 Medicare Part D claims for 159 patients. 89% of them were for generic drugs. CMS names the drug for 2,096 of them, across 65 drugs with 11 or more claims each, at $56,614 in total drug cost. In 2023, CMS named 2,099 claims across 66 drugs.
Dr. Wu's Part D claims by kind of drug, 2024
- Generic2,243 claims89%
- Brand-name249 claims10%
- Other37 claims1%
Dr. Wu'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. Wu's Part D claims, 2024
- Opioids5%121 of 2,529 claims
- Antibiotics9%226 of 2,529 claims
- Antipsychotics, patients 65 and over0%11 of 2,529 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: 2,0992024: 2,096No change
Drugs named by CMS: 65 in 2024, 66 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. John C. Wu ranks in the 90th percentile for removal of tissue in Medicare
Dr. Wu accepts Medicare assignment, so Medicare's approved amount is taken as full payment. CMS counts 177 procedures of removal of tissue by Dr. Wu, more than 90% of the clinicians it reports for that procedure.
- Accepts Medicare assignment
- Yes
Where Dr. Wu ranks in Medicare procedure volume
- Removal of tissue
- 90th percentile177 procedures
CMS ranks each clinician against every clinician it reports for the same procedure category.
Sources: Doctors and Clinicians National Downloadable File (CMS); and Doctors and Clinicians Utilization Data (CMS)
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Dr. John C. Wu received $1,379 in industry payments from 2016 to 2025
CMS Open Payments shows 22 general payments to Dr. Wu from 13 drug and device companies from 2016 to 2025. Food and beverage make up the largest share, 100% of the total. Davol Inc. paid the most, $205.
General payments to Dr. Wu by program year, 2016 to 2025
Companies that paid Dr. Wu 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. John C. Wu graduated from Northwestern University Feinberg Medical School
Dr. Wu graduated from Northwestern University Feinberg Medical School in 1995.
- Medical school
Source: Dmand AI Professional Profile Data
Sources for Dr. John C. Wu'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) |
| 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) |
| 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. John C. Wu
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. John C. Wu's NPI number?
Dr. John C. Wu's NPI number is 1033281506. It was assigned on November 13, 2006, and it is active in the NPI Registry.
What kind of doctor is Dr. John C. Wu?
Dr. John C. Wu is a general practice physician in Oak Park, Illinois. The primary specialty in the NPI Registry is General Practice Physician (taxonomy code 208D00000X).
Where does Dr. John C. Wu practice?
Dr. Wu practices at 520 S Maple Ave, Oak Park, IL 60304. Dr. Wu's primary practice is Rush Oak Park Hospital in Oak Park, Illinois, part of Rush System for Health. Dmand AI also links Dr. Wu to 2 hospitals.
What is Dr. John C. Wu's office phone number?
The practice phone on file for Dr. Wu is (708) 383-9300.
What is Dr. John C. Wu's medical license number?
Dr. Wu holds Illinois license 036105600.
Which hospitals is Dr. John C. Wu affiliated with?
Dr. Wu practices at Rush Oak Park Hospital in Oak Park, Illinois. Dr. Wu is also affiliated with Rush University Medical Center. Dmand AI links Dr. Wu to 2 more hospitals.
What medical group is Dr. John C. Wu part of?
Dr. Wu is linked to St. Bernard Hospital.
Does Dr. John C. Wu accept Medicare?
Yes. CMS data shows Dr. Wu billed Medicare for 740 services in 2024, and Dr. Wu accepts Medicare assignment.
How many Medicare patients does Dr. John C. Wu see?
CMS counts 119 Medicare patients who saw Dr. Wu in 2024, with an average age of 69.
What services does Dr. John C. Wu bill to Medicare?
In 2024, Dr. Wu's most billed Medicare services were office visit, established patient (99213), lab and pathology test (82962) and office visit, established patient (99214).
Show 4 more questionsShow fewer questions
Where did Dr. John C. Wu go to medical school?
Dr. Wu graduated from Northwestern University Feinberg Medical School in 1995.
What drugs does Dr. John C. Wu prescribe most?
In 2024 Medicare Part D data, Dr. Wu's most prescribed drugs by claims were Ibuprofen, Amlodipine Besylate and Albuterol Sulfate Hfa.
Has Dr. John C. Wu received payments from drug or device companies?
CMS Open Payments shows $1,379 in general payments to Dr. Wu from 13 companies from 2016 to 2025. The largest total came from Davol Inc.
How long has Dr. John C. Wu been practicing?
Dr. Wu graduated from medical school in 1995, 31 years ago.
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