NPPES file of Aug 9, 2026

Jay Anthony Liboon, D.O.

Hospitalist Physician · Oak Park, IL

Jay Anthony Liboon, D.O. is a hospitalist physician with a practice address in Oak Park, Illinois, and NPI 1265669436, issued on Jun 16, 2009. Check the license (Illinois 036129008, as entered in NPPES) on the Illinois Department of Financial and Professional Regulation; the Medicare figures below come from public CMS files.

Record from CMS NPPES, file of Aug 9, 2026 · Medicare files 2024 · method · Verify with CMS →

NPPES recordNPPES file of Aug 9, 2026
1265669436
Name
Jay Anthony Liboon
Credential
D.O.
Primary taxonomy
Hospitalist Physician 208M00000X
License numbers
036129008 IL
125056587 IL
Self-reported in NPPES; status is on the state search
Practice location
520 S Maple Ave, Oak Park, IL 60304
Phone
(630) 842-6677
Enumerated
Jun 16, 2009
Record last updated
Nov 13, 2019 (not updated in 7 years: call before relying on the address or phone)
Medicare enrollment
Enrolled (PECOS I20120727000793); accepts Medicare assignment
Medical or professional school
Midwestern University, Chicago College Of Osteopathic Med, 2009
Entity
Type 1 · individual
Public record from CMS NPPES (open it on the CMS NPI Registry). Enrollment, assignment, school and telehealth: CMS Doctors and Clinicians file, Aug 2026. A record is not a license: verify it with the state board.
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Also registered at 520 S Maple Ave

A shared address usually means a shared clinic or building; it does not show who employs whom.

  1. Maria Aguinaldo, M.D.Emergency Medicine Physician1306877220
  2. Hayley Altshuler, PA-CPhysician Assistant1396490991
  3. Saadia Alvi, M.D.Endocrinology, Diabetes & Metabolism Physician1568682177
  4. Jessie Amstadt, RN, AA-SANERegistered Nurse1730995762
  5. Elizabeth Bassett, CRNACertified Registered Nurse Anesthetist1053717033
  6. Cynthia Batassa, DPTPhysical Therapist1487186730

Verify Jay Anthony Liboon in five checks

  1. 1IdentityNPI record in CMS NPPESNPI lookupConfirmed in NPPES
  2. 2LicenseActive license and public ordersIllinois Department of Financial and Professional Regulation
    Search for license 036129008
    Check the board
  3. 3Other statesLicenses and actions elsewhereDocInfo (FSMB)Not checked
  4. 4ExclusionsMedicare and Medicaid bansHHS-OIG exclusion listNot checked
  5. 5CertificationBoard certificationABMS AOA NCCPA AANPNot checked
Open the Illinois license search

PlainDoctor does not match the HHS-OIG exclusion list to individual records: most entries carry no NPI. Search the OIG exclusion list by name.

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38% fewer Medicare Part D claims than the average hospitalist physician in 2024

322 Medicare Part D claims for 173 beneficiaries, against an average of 521 among the 21,613 providers of this specialty who prescribed in Part D. 45 claims were for opioids.

  1. Jay Liboon322
  2. Specialty average521

Most prescribed

  1. Eliquis20 claims
  2. Tramadol Hcl20 claims
  3. Metoprolol Succinate19 claims
  4. Amoxicillin-Clavulanate Potass18 claims
  5. Hydrocodone-Acetaminophen18 claims
  6. Furosemide15 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.

Bills Medicare through 2 group practices

  1. Rush Oak Park Physicians Group Adult MedicineOak Park, IL
  2. Rush University Medical GroupOak Park, IL

Source: CMS Doctors and Clinicians National Downloadable File (the group practices a clinician bills Medicare through) (data.cms.gov).

Jay Anthony Liboon among 1,535 hospitalist physician records in Illinois

Jay Anthony Liboon, D.O. is one of 1,535 hospitalist physician records with a practice address in Illinois. 92% of them appear in a Medicare file (Part D prescribing, MIPS, Open Payments or Medicare group billing); this one does. Its NPI, issued in 2009, is newer than 26% of them.

  • NPI issued2009 · 26% of these records are older, 70% newer
  • In a Medicare fileYes · 92% of these records are
  • In the CMS Doctors and Clinicians fileYes · 87% of these records are
  • Graduated2009 · median 2013 among the 1,339 with a school on file
  • Record last updated2019 · 32% of these records were not updated in five years or more

Source: CMS NPPES, file of Aug 9, 2026, every record with primary taxonomy 208M00000X and a Illinois practice address; Medicare files: CMS Part D Prescribers 2024, MIPS 2023, Open Payments 2024, Doctors and Clinicians (data.cms.gov).

Hospitalist Physician providers in Illinois

There are 1,535 hospitalist physician records in Illinois.

The 8 hospitalist physician records with the nearest ZIP codes

  1. Vivek Cherian, MDOak Park, IL 603041811333735
  2. Suhail Khokhar, MD, MPHOak Park, IL 603041629635107
  3. Harsaheb Sra, MDOak Park, IL 603041679222871
  4. Don Teed, M.D.Oak Park, IL 603041194154799
  5. Mohammed Ahmed, DOOak Park, IL 603021932691672
  6. Joshua Ajjarapu, M.D.Oak Park, IL 603021841501699
  7. Sankha Banerjee, MDOak Park, IL 603021265939169
  8. Tariq Mubarak, M.DOak Park, IL 603021811254303

Common questions

What is Jay Anthony Liboon, D.O.'s NPI number?

Jay Anthony Liboon, D.O.'s National Provider Identifier (NPI) is 1265669436, issued on Jun 16, 2009. An NPI identifies a provider in billing; it is not a license.

Where is Jay Anthony Liboon, D.O. located?

The NPPES record lists a practice address at 520 S Maple Ave, Oak Park, IL, 60304. Phone: (630) 842-6677. Providers update this record themselves, so call before visiting.

How can I verify Jay Anthony Liboon, D.O.'s license?

NPPES lists Illinois license number 036129008, as entered by the provider. 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 Jay Anthony Liboon, D.O. prescribe under Medicare Part D?

In 2024, Jay Anthony Liboon, D.O. had 322 Medicare Part D claims for 173 beneficiaries; the average among hospitalist physician prescribers was 521. 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.