Bartlomiej Maciej Calka, D.O.
Nephrology Physician · Chicago, IL
Bartlomiej Maciej Calka, D.O. is a nephrology physician with a practice address in Chicago, Illinois, and NPI 1962854943, issued on Jul 1, 2016. Check the license (Illinois 036167234, as entered in NPPES) on the Illinois Department of Financial and Professional Regulation; the Medicare figures below come from public CMS files.
- Name
- Bartlomiej Maciej Calka
- Credential
- D.O.
- Primary taxonomy
- Nephrology Physician 207RN0300X
- License number
- 036167234 IL
Self-reported in NPPES; status is on the state search - Practice location
- 1801 W Taylor St, Chicago, IL 60612
- Phone
- (866) 600-2273
- Enumerated
- Jul 1, 2016
- Record last updated
- Feb 9, 2024
- Medicare enrollment
- Enrolled (PECOS I20240117003769); accepts Medicare assignment
- Medical or professional school
- Kansas City University Of Med & Biosciences, College Of Osteo Med, 2016
- Entity
- Type 1 · individual
Also registered at 1801 W Taylor St
A shared address usually means a shared clinic or building; it does not show who employs whom.
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- Dalmina Arias, OTR/LOccupational Therapist1346758281
- Ayesha Arif, MDRheumatology Physician1205398534
- Iris Aronson, MDDermatology Physician1629153614
Verify Bartlomiej Maciej Calka 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 036167234Check the board - 3Other statesLicenses and actions elsewhereDocInfo (FSMB)Not checked
- 4ExclusionsMedicare and Medicaid bansHHS-OIG exclusion listNot checked
- 5CertificationBoard certificationABMS AOA NCCPA AANPNot checked
48% fewer Medicare Part D claims than the average nephrology physician in 2024
758 Medicare Part D claims for 246 beneficiaries, against an average of 1,465 among the 10,986 providers of this specialty who prescribed in Part D. 22 claims were for opioids.
Most prescribed
- Allopurinol63 claims
- Amlodipine Besylate61 claims
- Chlorthalidone40 claims
- Furosemide35 claims
- Hydralazine Hcl34 claims
- Spironolactone33 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 one group practice
- The Board OF Trustees OF The University OF IllinoisChicago, IL
Source: CMS Doctors and Clinicians National Downloadable File (the group practices a clinician bills Medicare through) (data.cms.gov).
Nephrology Physician providers in Illinois
There are 572 nephrology physician records in Illinois.
Other nephrology physician records in Illinois
- Momen Abbasi, M.D.Chicago, IL1184472268
- Ahmed AbdouHarvey, IL1821526492
- Mohan Abraham, MDChicago, IL1144550088
- Pabitra Adhikari, MDChicago, IL1427629740
- Bhavani Adusumilli, MDSpringfield, IL1568792604
- Vikram Aggarwal, M.DChicago, IL1316235583
- Akansha Agrawal, MDChicago, IL1396280905
- Kireet Agrawal, MDChicago, IL1780831719
- Fayzan Ahmad, MDChicago, IL1376005835
- Mashood Ahmad, MDRockford, IL1043232846
Common questions
What is Bartlomiej Maciej Calka, D.O.'s NPI number?
Bartlomiej Maciej Calka, D.O.'s National Provider Identifier (NPI) is 1962854943, issued on Jul 1, 2016. An NPI identifies a provider in billing; it is not a license.
Where is Bartlomiej Maciej Calka, D.O. located?
The NPPES record lists a practice address at 1801 W Taylor St, Chicago, IL, 60612. Phone: (866) 600-2273. Providers update this record themselves, so call before visiting.
How can I verify Bartlomiej Maciej Calka, D.O.'s license?
NPPES lists Illinois license number 036167234, 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 Bartlomiej Maciej Calka, D.O. prescribe under Medicare Part D?
In 2024, Bartlomiej Maciej Calka, D.O. had 758 Medicare Part D claims for 246 beneficiaries; the average among nephrology physician prescribers was 1,465. 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.