Isabelle Vanmoon Chu, MD
Surgery Physician · La Grange Highlands, IL
Isabelle Vanmoon Chu, MD is a surgery physician with a practice address in La Grange Highlands, Illinois, and NPI 1013477975, issued on Mar 25, 2019. Check the license on the Illinois Department of Financial and Professional Regulation; the Medicare figures below come from public CMS files.
- Name
- Isabelle Vanmoon Chu
- Credential
- MD
- Primary taxonomy
- Surgery Physician 208600000X
- License number
- 329315 NY
Self-reported in NPPES; status is on the state search - Practice location
- 5201 Willow Springs RD, La Grange Highlands, IL 60525
- Phone
- (630) 226-0664
- Enumerated
- Mar 25, 2019
- Record last updated
- Jun 10, 2025
- Medicare enrollment
- Enrolled (PECOS I20251202002334); accepts Medicare assignment
- Entity
- Type 1 · individual
8 nearest surgery physician records → All 1,520 in Illinois → Look up another NPI →
Also registered at 5201 Willow Springs RD
A shared address usually means a shared clinic or building; it does not show who employs whom.
- Jaafar Afshar, MDObstetrics & Gynecology Physician1043287691
- Afzal Ahmad, CSASurgical Technologist1619295094
- Mark Benjamin, MDOphthalmology Physician1366433138
- Sami Bittar, M.D.Plastic and Reconstructive Surgery Physician1568428886
- Barbara Borgione, PA-CPhysician Assistant1124363619
- May Chow, MDNephrology Physician1770580870
Verify Isabelle Vanmoon Chu in five checks
- 1IdentityNPI record in CMS NPPESNPI lookupConfirmed in NPPES
- 2LicenseActive license and public ordersIllinois Department of Financial and Professional RegulationCheck the board
- 3Other statesLicenses and actions elsewhereDocInfo (FSMB)Not checked
- 4ExclusionsMedicare and Medicaid bansHHS-OIG exclusion listNot checked
- 5CertificationBoard certificationABMS AOA NCCPA AANPNot checked
79% fewer Medicare Part D claims than the average surgery physician in 2024
31 Medicare Part D claims for 20 beneficiaries, against an average of 147 among the 20,115 providers of this specialty who prescribed in Part D. 16 claims were for opioids.
Most prescribed
- Oxycodone Hcl13 claims
Source: CMS Medicare Part D Prescribers by Provider and Drug, 2024 (data.cms.gov). Part D covers prescriptions for Medicare patients only; drugs with fewer than 11 claims are not published.
Industry payments in 2024: $288.20
2 payments; by number, the most common kind was food and beverage; the largest payer was Stryker Corporation. The 17,103 providers of this specialty with any payment received $3,513.80 on average. Payments are reported by manufacturers, not by the provider, and are not a sign of wrongdoing.
Source: CMS Open Payments, program year 2024 (openpaymentsdata.cms.gov); average among providers of this specialty with at least one payment.
Bills Medicare through one group practice
- Adventist Health Partners, Inc.La Grange Highlands, IL
Source: CMS Doctors and Clinicians National Downloadable File (the group practices a clinician bills Medicare through) (data.cms.gov).
Isabelle Vanmoon Chu among 1,520 surgery physician records in Illinois
Isabelle Vanmoon Chu, MD is one of 1,520 surgery physician records with a practice address in Illinois. 66% of them appear in a Medicare file (Part D prescribing, MIPS, Open Payments or Medicare group billing); this one does. Its NPI, issued in 2019, is newer than 72% of them.
- NPI issued2019 · 72% of these records are older, 26% newer
- In a Medicare fileYes · 66% of these records are
- In the CMS Doctors and Clinicians fileYes · 43% of these records are
- Graduated2019 · median 2004 among the 650 with a school on file
- Record last updated2025 · 49% of these records were not updated in five years or more
Source: CMS NPPES, file of Aug 9, 2026, every record with primary taxonomy 208600000X and a Illinois practice address; Medicare files: CMS Part D Prescribers 2024, MIPS 2023, Open Payments 2024, Doctors and Clinicians (data.cms.gov).
4 surgery physician records list a practice address in La Grange Highlands
They are 4 of the 85 NPPES records with a practice address in La Grange Highlands, and 1,520 surgery physician records in Illinois.
All 1,520 in Illinois → Every provider in La Grange Highlands → Surgery Physician nationwide →
The 8 surgery physician records with the nearest ZIP codes
- William Frymark, MDLa Grange Highlands, IL 605251306895792
- David Park, MDLa Grange Highlands, IL 605251326057969
- Eric Yang, MDLa Grange Highlands, IL 605251669420113
- Iftikharul Abbasy, MDOak Brook, IL 605231104814755
- Larry Gunn, M.D.Oak Brook, IL 605231497014526
- Gandhi Gutta, MDOak Brook, IL 605231730126087
- Sanjiv Hyoju, MDBurr Ridge, IL 605271679068555
- Serafin Ilagan, M.D.Oak Brook, IL 605231043504343
Common questions
What is Isabelle Vanmoon Chu, MD's NPI number?
Isabelle Vanmoon Chu, MD's National Provider Identifier (NPI) is 1013477975, issued on Mar 25, 2019. An NPI identifies a provider in billing; it is not a license.
Where is Isabelle Vanmoon Chu, MD located?
The NPPES record lists a practice address at 5201 Willow Springs RD, La Grange Highlands, IL, 60525. Phone: (630) 226-0664. Providers update this record themselves, so call before visiting.
How can I verify Isabelle Vanmoon Chu, MD's license?
Search the Illinois Department of Financial and Professional Regulation at https://idfpr.illinois.gov/checklicense.html. The NPPES record confirms identity only; the state search shows license status, expiration and public orders.
How much does Isabelle Vanmoon Chu, MD prescribe under Medicare Part D?
In 2024, Isabelle Vanmoon Chu, MD had 31 Medicare Part D claims for 20 beneficiaries; the average among surgery physician prescribers was 147. Part D covers Medicare prescriptions only.
Source: CMS National Plan and Provider Enumeration System (NPPES), file of Aug 9, 2026 (NPPES files on CMS.gov); NUCC Health Care Provider Taxonomy. Medicare files from data.cms.gov. An NPI identifies who bills; it is not a license.
Figures on PlainDoctor are read from the federal files each page names (CMS NPPES, Medicare Part D, MIPS, Open Payments; the HHS-OIG exclusion list only as counts) and from Census population estimates, with the file date shown beside them. See our editorial standards & corrections policy, the methodology behind these numbers, or report a data error. Data current as of Aug 9, 2026.