NPPES file of Aug 9, 2026

Jason G. Leung, M.D.

Physical Medicine & Rehabilitation Physician · Elk Grove Village, IL

Jason G. Leung, M.D. is a physical medicine & rehabilitation physician with a practice address in Elk Grove Village, Illinois, and NPI 1427497122, issued on Jun 17, 2013. Check the license (Illinois 036-142584, 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 2023 and 2024 · method · Verify with CMS →

NPPES recordNPPES file of Aug 9, 2026
1427497122
Name
Jason G. Leung
Credential
M.D.
Primary taxonomy
Physical Medicine & Rehabilitation Physician 208100000X
License numbers
036-142584 IL
4301105954 MI
Self-reported in NPPES; status is on the state search
Practice location
955 Beisner RD Ste 1509, Elk Grove Village, IL 60007
Phone
(847) 631-5664
Enumerated
Jun 17, 2013
Record last updated
Dec 4, 2017 (not updated in 9 years: call before relying on the address or phone)
Fax
(847) 631-5663
Medicaid ID
036142584-1 IL
Medicare enrollment
Enrolled (PECOS I20170731002021); accepts Medicare assignment
Medical or professional school
Boston University School Of Medicine, 2013
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 955 Beisner RD Ste 1509

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

  1. Bonita Alexander, MDPhysical Medicine & Rehabilitation Physician1114931870
  2. Chrisoula Andressakis, MDPhysical Medicine & Rehabilitation Physician1760797278
  3. Michael Berkowitz, MDPhysical Medicine & Rehabilitation Physician1841204419
  4. Andrew Hendrix, M.D.Pain Medicine (Physical Medicine & Rehabilitation) Physician1588611057
  5. Sarah Mihalov, MDPhysical Medicine & Rehabilitation Physician1568880599

Verify Jason G. Leung 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 036-142584
    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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41% fewer Medicare Part D claims than the average physical medicine & rehabilitation physician in 2024

430 Medicare Part D claims for 117 beneficiaries, against an average of 727 among the 7,448 providers of this specialty who prescribed in Part D. 29 claims were for opioids.

  1. Jason Leung430
  2. Specialty average727

Most prescribed

  1. Levothyroxine Sodium30 claims
  2. Atorvastatin Calcium22 claims
  3. Pantoprazole Sodium17 claims
  4. Amlodipine Besylate16 claims
  5. Hydrocodone-Acetaminophen14 claims
  6. Metoprolol Succinate13 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.

The practice group's MIPS final score for 2023 (Medicare payment program): 80.5 of 100

The Merit-based Incentive Payment System score is reported for the practice group, not for one clinician alone. Four categories are weighted into the final score; the average among 454,083 clinicians with a measured score was 83.5.

  1. Qualityout of 100 · 30% of the final score84.5
  2. Costout of 100 · 30%26.2
  3. Promoting interoperabilityout of 100 · 25%100.0
  4. Improvement activities40 of 40 points · 15%100.0

Source: CMS Quality Payment Program, MIPS performance year 2023, group reporting; category weights for 2023 (qpp.cms.gov).

Bills Medicare through one group practice

  1. Advanced Rehabilitation Care, LLCRolling Meadows, IL

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

Jason G. Leung among 707 physical medicine & rehabilitation physician records in Illinois

Jason G. Leung, M.D. is one of 707 physical medicine & rehabilitation physician records with a practice address in Illinois. 59% of them appear in a Medicare file (Part D prescribing, MIPS, Open Payments or Medicare group billing); this one does. Its NPI, issued in 2013, is newer than 55% of them.

  • NPI issued2013 · 55% of these records are older, 44% newer
  • In a Medicare fileYes · 59% of these records are
  • In the CMS Doctors and Clinicians fileYes · 47% of these records are
  • Graduated2013 · median 2008 among the 329 with a school on file
  • Record last updated2017 · 51% of these records were not updated in five years or more

Source: CMS NPPES, file of Aug 9, 2026, every record with primary taxonomy 208100000X and a Illinois practice address; Medicare files: CMS Part D Prescribers 2024, MIPS 2023, Open Payments 2024, Doctors and Clinicians (data.cms.gov).

13 physical medicine & rehabilitation physician records list a practice address in Elk Grove Village

They are 13 of the 972 NPPES records with a practice address in Elk Grove Village, and 707 physical medicine & rehabilitation physician records in Illinois.

The 8 physical medicine & rehabilitation physician records with the nearest ZIP codes

  1. Bonita Alexander, MDElk Grove Village, IL 600071114931870
  2. Chrisoula Andressakis, MDElk Grove Village, IL 600071760797278
  3. Vanitha Asokan, MDElk Grove Village, IL 600071760714703
  4. Younus Baig, DOElk Grove Village, IL 600071225767023
  5. Michael Berkowitz, MDElk Grove Village, IL 600071841204419
  6. Alan Cartwright, MPTElk Grove Village, IL 600071295857233
  7. Brock Deangelo, DOElk Grove Vlg, IL 600071730766601
  8. Jason Gruss, M.D.Elk Grove Village, IL 600071558574319

Common questions

What is Jason G. Leung, M.D.'s NPI number?

Jason G. Leung, M.D.'s National Provider Identifier (NPI) is 1427497122, issued on Jun 17, 2013. An NPI identifies a provider in billing; it is not a license.

Where is Jason G. Leung, M.D. located?

The NPPES record lists a practice address at 955 Beisner RD Ste 1509, Elk Grove Village, IL, 60007. Phone: (847) 631-5664. Providers update this record themselves, so call before visiting.

How can I verify Jason G. Leung, M.D.'s license?

NPPES lists Illinois license number 036-142584, 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 Jason G. Leung, M.D. prescribe under Medicare Part D?

In 2024, Jason G. Leung, M.D. had 430 Medicare Part D claims for 117 beneficiaries; the average among physical medicine & rehabilitation physician prescribers was 727. Part D covers Medicare prescriptions only.

What is Jason G. Leung, M.D.'s MIPS final score?

The 2023 MIPS final score is 80.5 of 100, reported for the practice group. The average among 454,083 clinicians with a measured score was 83.5.

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.