NPPES file of Aug 9, 2026

Slawomir Jan Puszkarski, MD

Psychiatry Physician · Chicago, IL

Slawomir Jan Puszkarski, MD is a psychiatry physician with a practice address in Chicago, Illinois, and NPI 1679606560, issued on Mar 13, 2007. Check the license (Illinois 036-091684, 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
1679606560
Name
Slawomir Jan Puszkarski
Credential
MD
Primary taxonomy
Psychiatry Physician 2084P0800X
License number
036-091684 IL
Self-reported in NPPES; status is on the state search
Practice location
5420 N Milwaukee Ave, Chicago, IL 60630
Phone
(773) 594-9944
Enumerated
Mar 13, 2007
Record last updated
Mar 8, 2023
Fax
(735) 949-9807
Medicare enrollment
Enrolled (PECOS I20110801000091); accepts Medicare assignment
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.
Download card Updates feed

Also registered at 5420 N Milwaukee Ave

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

  1. Grazyna Wisniowska, L.C.P.C.,C.A.D.C.Professional Counselor1760654669

Verify Slawomir Jan Puszkarski 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 036-091684
    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.

Is this page about you? You can ask us to correct, restrict or remove it: how.

68% fewer Medicare Part D claims than the average psychiatry physician in 2024

322 Medicare Part D claims for 65 beneficiaries, against an average of 1,000 among the 35,054 providers of this specialty who prescribed in Part D. Brand-name drugs were 8% of claims.

  1. Slawomir Puszkarski322
  2. Specialty average1,000

Most prescribed

  1. Clonazepam48 claims
  2. Escitalopram Oxalate27 claims
  3. Venlafaxine Hcl Er26 claims
  4. Olanzapine23 claims
  5. Risperidone18 claims
  6. Duloxetine Hcl14 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): 81.5 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 score57.4
  2. Costout of 100 · 30%100.0
  3. Promoting interoperabilitynot scored (reweighted)
  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).

Industry payments in 2024: $92.71

4 payments; by number, the most common kind was food and beverage; the largest payer was Iti, Inc. (d/b/a Intra-Cellular Therapies, Inc.). The 13,693 providers of this specialty with any payment received $4,954.93 on average. Payments are reported by manufacturers, not by the provider, and are not a sign of wrongdoing.

  1. Slawomir Puszkarski$92.71
  2. Specialty average$4,954.93

Source: CMS Open Payments, program year 2024 (openpaymentsdata.cms.gov); average among providers of this specialty with at least one payment.

Bills Medicare through one group practice

  1. Child, Adolescent, And Adult Psychiatry SCChicago, IL

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

Slawomir Jan Puszkarski among 2,147 psychiatry physician records in Illinois

Slawomir Jan Puszkarski, MD is one of 2,147 psychiatry physician records with a practice address in Illinois. 69% of them appear in a Medicare file (Part D prescribing, MIPS, Open Payments or Medicare group billing); this one does. Its NPI, issued in 2007, is newer than 35% of them.

  • NPI issued2007 · 35% of these records are older, 50% newer
  • In a Medicare fileYes · 69% of these records are
  • In the CMS Doctors and Clinicians fileYes · 41% of these records are
  • Graduated1988 · median 2004 among the 877 with a school on file
  • Record last updated2023 · 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 2084P0800X and a Illinois practice address; Medicare files: CMS Part D Prescribers 2024, MIPS 2023, Open Payments 2024, Doctors and Clinicians (data.cms.gov).

841 psychiatry physician records list a practice address in Chicago

They are 841 of the 63,379 NPPES records with a practice address in Chicago, and 2,147 psychiatry physician records in Illinois.

The 8 psychiatry physician records with the nearest ZIP codes

  1. Masroor AhmedChicago, IL 606291720690928
  2. Gregory Jasinski, MDChicago, IL 606311164735403
  3. Maya Ramic, M.D. ,PH.D.Chicago, IL 606311174779482
  4. Bernadette Stevenson, M.D., PHDChicago, IL 606311134347909
  5. Karen Escobar Almeida, M.DChicago, IL 606321144684598
  6. Aiden Nicholson, CNM, APNChicago, IL 606321366849325
  7. Flora Baetiong, M.D.Chicago, IL 606341104971787
  8. Lolita Crisostomo, M.D.Chicago, IL 606341871648360

Common questions

What is Slawomir Jan Puszkarski, MD's NPI number?

Slawomir Jan Puszkarski, MD's National Provider Identifier (NPI) is 1679606560, issued on Mar 13, 2007. An NPI identifies a provider in billing; it is not a license.

Where is Slawomir Jan Puszkarski, MD located?

The NPPES record lists a practice address at 5420 N Milwaukee Ave, Chicago, IL, 60630. Phone: (773) 594-9944. Providers update this record themselves, so call before visiting.

How can I verify Slawomir Jan Puszkarski, MD's license?

NPPES lists Illinois license number 036-091684, 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 Slawomir Jan Puszkarski, MD prescribe under Medicare Part D?

In 2024, Slawomir Jan Puszkarski, MD had 322 Medicare Part D claims for 65 beneficiaries; the average among psychiatry physician prescribers was 1,000. Part D covers Medicare prescriptions only.

What is Slawomir Jan Puszkarski, MD's MIPS final score?

The 2023 MIPS final score is 81.5 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.