John A. Renkosik, P.A.
Medical Physician Assistant · Chicago, IL
John A. Renkosik, P.A. is a medical physician assistant with a practice address in Chicago, Illinois, and NPI 1861592743, issued on Sep 22, 2006. Check the license (Illinois 085010741, as entered in NPPES) with the Illinois board that licenses this profession; the Medicare figures below come from public CMS files.
- Name
- John A. Renkosik
- Credential
- P.A.
- Primary taxonomy
- Medical Physician Assistant 363AM0700X
- License number
- 085010741 IL
Self-reported in NPPES; status is on the state search - Practice location
- 5841 S Maryland Ave, Chicago, IL 60637
- Phone
- (888) 824-0200
- Enumerated
- Sep 22, 2006
- Record last updated
- Mar 28, 2025
- Medicaid IDs
- 003111578A GA
0038963-00 FL - Medicare enrollment
- Enrolled (PECOS I20250401003262); accepts Medicare assignment
- Entity
- Type 1 · individual
8 nearest medical physician assistant records → All 671 in Illinois → Look up another NPI →
Also registered at 5841 S Maryland Ave
A shared address usually means a shared clinic or building; it does not show who employs whom.
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- Unknown Abdul Hanan, MDBlood Banking & Transfusion Medicine Physician1750022240
Verify John A. Renkosik in five checks
- 1IdentityNPI record in CMS NPPESNPI lookupConfirmed in NPPES
- 2LicenseActive license and public ordersWhich Illinois board licenses this profession
Search for license 085010741Check the board - 3Other statesLicenses and actions elsewhereDocInfo (FSMB)Not checked
- 4ExclusionsMedicare and Medicaid bansHHS-OIG exclusion listNot checked
- 5CertificationBoard certificationABMS AOA NCCPA AANPNot checked
93% fewer Medicare Part D claims than the average medical physician assistant in 2024
79 Medicare Part D claims for 36 beneficiaries, against an average of 1,148 among the 23,801 providers of this specialty who prescribed in Part D. 20 claims were for opioids.
Most prescribed
- Oxycodone Hcl19 claims
- Gabapentin18 claims
- Methocarbamol14 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): 81.9 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.
Source: CMS Quality Payment Program, MIPS performance year 2023, group reporting; category weights for 2023 (qpp.cms.gov).
Bills Medicare through one group practice
- University OF ChicagoChicago, IL
Source: CMS Doctors and Clinicians National Downloadable File (the group practices a clinician bills Medicare through) (data.cms.gov).
John A. Renkosik among 671 medical physician assistant records in Illinois
John A. Renkosik, P.A. is one of 671 medical physician assistant records with a practice address in Illinois. 70% of them appear in a Medicare file (Part D prescribing, MIPS, Open Payments or Medicare group billing); this one does. Its NPI, issued in 2006, is newer than 4% of them.
- NPI issued2006 · 4% of these records are older, 71% newer
- In a Medicare fileYes · 70% of these records are
- In the CMS Doctors and Clinicians fileYes · 51% of these records are
- Graduated2004 · median 2012 among the 340 with a school on file
- Record last updated2025 · 62% of these records were not updated in five years or more
Source: CMS NPPES, file of Aug 9, 2026, every record with primary taxonomy 363AM0700X and a Illinois practice address; Medicare files: CMS Part D Prescribers 2024, MIPS 2023, Open Payments 2024, Doctors and Clinicians (data.cms.gov).
Medical Physician Assistant providers in Illinois
There are 671 medical physician assistant records in Illinois.
All 671 in Illinois → Every provider in Chicago → Medical Physician Assistant nationwide →
The 8 medical physician assistant records with the nearest ZIP codes
- Amalia Canada, PA-CChicago, IL 606371508248774
- Laura Corral, PA-CChicago, IL 606371922179357
- Samantha HolstiChicago, IL 606371114011665
- Christine Kurczaba, PA-C, MMSCChicago, IL 606371003938184
- Audrey LeslieChicago, IL 606371972885705
- Sarah MajorChicago, IL 606371942752894
- Lacey Montgomery, PA-CChicago, IL 606371639166796
- Justin OkrayChicago, IL 606371639572902
Common questions
What is John A. Renkosik, P.A.'s NPI number?
John A. Renkosik, P.A.'s National Provider Identifier (NPI) is 1861592743, issued on Sep 22, 2006. An NPI identifies a provider in billing; it is not a license.
Where is John A. Renkosik, P.A. located?
The NPPES record lists a practice address at 5841 S Maryland Ave, Chicago, IL, 60637. Phone: (888) 824-0200. Providers update this record themselves, so call before visiting.
How can I verify John A. Renkosik, P.A.'s license?
NPPES lists Illinois license number 085010741, as entered by the provider. Search the Illinois board that licenses this profession; the NPPES record confirms identity only.
How much does John A. Renkosik, P.A. prescribe under Medicare Part D?
In 2024, John A. Renkosik, P.A. had 79 Medicare Part D claims for 36 beneficiaries; the average among medical physician assistant prescribers was 1,148. Part D covers Medicare prescriptions only.
What is John A. Renkosik, P.A.'s MIPS final score?
The 2023 MIPS final score is 81.9 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.