John Konen, M.D.
Colon & Rectal Surgery Physician · Chicago, IL
John Konen, M.D. is a colon & rectal surgery physician with a practice address in Chicago, Illinois, and NPI 1912392481, issued on Apr 1, 2015. Check the license (Illinois 036161351, as entered in NPPES) on the Illinois Department of Financial and Professional Regulation; the Medicare figures below come from public CMS files.
- Name
- John Konen
- Credential
- M.D.
- Primary taxonomy
- Colon & Rectal Surgery Physician 208C00000X
- License number
- 036161351 IL
Self-reported in NPPES; status is on the state search - Practice location
- 1725 W Harrison St Ste 1138, Chicago, IL 60612
- Phone
- (312) 942-7088
- Enumerated
- Apr 1, 2015
- Record last updated
- Oct 6, 2022
- Medicare enrollment
- Enrolled (PECOS I20221205000861); accepts Medicare assignment
- Medical or professional school
- Michigan State University College Of Human Medicine, 2015
- Entity
- Type 1 · individual
8 nearest colon & rectal surgery physician records → All 97 in Illinois → Look up another NPI →
Also registered at 1725 W Harrison St Ste 1138
A shared address usually means a shared clinic or building; it does not show who employs whom.
- Marissa Anderson, M.D.Colon & Rectal Surgery Physician1043539836
- Kristin JacobsUrogynecology and Reconstructive Pelvic Surgery (Urology) Physician1275823296
Verify John Konen in five checks
- 1IdentityNPI record in CMS NPPESNPI lookupConfirmed in NPPES
- 2LicenseActive license and public ordersIllinois Department of Financial and Professional Regulation
Search for license 036161351Check the board - 3Other statesLicenses and actions elsewhereDocInfo (FSMB)Not checked
- 4ExclusionsMedicare and Medicaid bansHHS-OIG exclusion listNot checked
- 5CertificationBoard certificationABMS AOA NCCPA AANPNot checked
20% fewer Medicare Part D claims than the average colon & rectal surgery physician in 2024
153 Medicare Part D claims for 103 beneficiaries, against an average of 192 among the 1,836 providers of this specialty who prescribed in Part D. Brand-name drugs were 21% of claims. 26 claims were for opioids.
Most prescribed
- Sod Sulf-Potass Sulf-Mag Sulf62 claims
- Oxycodone Hcl24 claims
- Neomycin Sulfate16 claims
- Metronidazole14 claims
- Prochlorperazine Maleate13 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: $2,604.17
3 payments; by number, the most common kind was education; the largest payer was Intuitive Surgical, Inc. The 1,524 providers of this specialty with any payment received $3,468.16 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 2 group practices
- Rci (wrs) LLCValparaiso, IN
- Rush University Medical GroupCrown Point, IN
Source: CMS Doctors and Clinicians National Downloadable File (the group practices a clinician bills Medicare through) (data.cms.gov).
John Konen among 97 colon & rectal surgery physician records in Illinois
John Konen, M.D. is one of 97 colon & rectal surgery physician records with a practice address in Illinois. 86% of them appear in a Medicare file (Part D prescribing, MIPS, Open Payments or Medicare group billing); this one does. Its NPI, issued in 2015, is newer than 81% of them.
- NPI issued2015 · 81% of these records are older, 15% newer
- In a Medicare fileYes · 86% of these records are
- In the CMS Doctors and Clinicians fileYes · 75% of these records are
- Graduated2015 · median 2006 among the 73 with a school on file
- Record last updated2022 · 53% of these records were not updated in five years or more
Source: CMS NPPES, file of Aug 9, 2026, every record with primary taxonomy 208C00000X and a Illinois practice address; Medicare files: CMS Part D Prescribers 2024, MIPS 2023, Open Payments 2024, Doctors and Clinicians (data.cms.gov).
Colon & Rectal Surgery Physician providers in Illinois
There are 97 colon & rectal surgery physician records in Illinois.
All 97 in Illinois → Every provider in Chicago → Colon & Rectal Surgery Physician nationwide →
The 8 colon & rectal surgery physician records with the nearest ZIP codes
- Herand AbcarianChicago, IL 606121881792372
- Ariane Abcarian, M.D.Chicago, IL 606121831364272
- Marissa Anderson, M.D.Chicago, IL 606121043539836
- Elisa Bianchi, MDChicago, IL 606121689017303
- Jennifer Blumetti, MDChicago, IL 606121124222054
- Vivek Chaudhry, M.D.Chicago, IL 606121992754766
- Jose CintronChicago, IL 606121891891289
- Gerald GanttChicago, IL 606121386962207
Common questions
What is John Konen, M.D.'s NPI number?
John Konen, M.D.'s National Provider Identifier (NPI) is 1912392481, issued on Apr 1, 2015. An NPI identifies a provider in billing; it is not a license.
Where is John Konen, M.D. located?
The NPPES record lists a practice address at 1725 W Harrison St Ste 1138, Chicago, IL, 60612. Phone: (312) 942-7088. Providers update this record themselves, so call before visiting.
How can I verify John Konen, M.D.'s license?
NPPES lists Illinois license number 036161351, 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 John Konen, M.D. prescribe under Medicare Part D?
In 2024, John Konen, M.D. had 153 Medicare Part D claims for 103 beneficiaries; the average among colon & rectal surgery physician prescribers was 192. 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.