David Noparstak, M.D.
Internal Medicine Physician · Chicago, IL
David Noparstak, M.D. is an internal medicine physician with a practice address in Chicago, Illinois, and NPI 1912927146, issued on Jul 20, 2006. Check the license (Illinois 036052086, as entered in NPPES) on the Illinois Department of Financial and Professional Regulation; the Medicare figures below come from public CMS files.
- Name
- David Noparstak
- Credential
- M.D.
- Primary taxonomy
- Internal Medicine Physician 207R00000X
- License number
- 036052086 IL
Self-reported in NPPES; status is on the state search - Practice location
- 1945 W Wilson Ave, Chicago, IL 60640
- Phone
- (773) 769-4600
- Enumerated
- Jul 20, 2006
- Record last updated
- Nov 23, 2012 (not updated in 14 years: call before relying on the address or phone)
- Medicaid ID
- 36052086 IL
- Entity
- Type 1 · individual
8 nearest internal medicine physician records → All 7,238 in Illinois → Look up another NPI →
Also registered at 1945 W Wilson Ave
A shared address usually means a shared clinic or building; it does not show who employs whom.
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- Margaret Bolin, LCPC, CADCProfessional Counselor1053646778
- Betty ContorerClinical Psychologist1912092057
- Sarah Contorer, LCSWClinical Social Worker1932274958
Verify David Noparstak 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 036052086Check the board - 3Other statesLicenses and actions elsewhereDocInfo (FSMB)Not checked
- 4ExclusionsMedicare and Medicaid bansHHS-OIG exclusion listNot checked
- 5CertificationBoard certificationABMS AOA NCCPA AANPNot checked
99% fewer Medicare Part D claims than the average internal medicine physician in 2024
28 Medicare Part D claims, against an average of 3,176 among the 108,855 providers of this specialty who prescribed in Part D.
Most prescribed
- Alprazolam12 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.
David Noparstak among 7,238 internal medicine physician records in Illinois
David Noparstak, M.D. is one of 7,238 internal medicine physician records with a practice address in Illinois. 73% 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 7% of them.
- NPI issued2006 · 7% of these records are older, 61% newer
- In a Medicare fileYes · 73% of these records are
- In the CMS Doctors and Clinicians fileNo · 50% of these records are
- Record last updated2012 · 47% of these records were not updated in five years or more
Source: CMS NPPES, file of Aug 9, 2026, every record with primary taxonomy 207R00000X and a Illinois practice address; Medicare files: CMS Part D Prescribers 2024, MIPS 2023, Open Payments 2024, Doctors and Clinicians (data.cms.gov).
2,867 internal medicine physician records list a practice address in Chicago
They are 2,867 of the 63,379 NPPES records with a practice address in Chicago, and 7,238 internal medicine physician records in Illinois.
All 7,238 in Illinois → Every provider in Chicago → Internal Medicine Physician nationwide →
The 8 internal medicine physician records with the nearest ZIP codes
- Maher Al-Koubaytari, M.D.Chicago, IL 606401437124419
- Shehzad Ali, M.D.Chicago, IL 606401548233117
- Susan Alt, MDChicago, IL 606401255384277
- Emily Chatskis, MDChicago, IL 606401790771434
- Lorrie Elliott, M.D.Chicago, IL 606401265474191
- Aleksandra Ivanovic, MDChicago, IL 606401477546711
- Christopher Konstantelos, M.DChicago, IL 606401952330243
- Sean Le, M.D.Chicago, IL 606401578552915
Common questions
What is David Noparstak, M.D.'s NPI number?
David Noparstak, M.D.'s National Provider Identifier (NPI) is 1912927146, issued on Jul 20, 2006. An NPI identifies a provider in billing; it is not a license.
Where is David Noparstak, M.D. located?
The NPPES record lists a practice address at 1945 W Wilson Ave, Chicago, IL, 60640. Phone: (773) 769-4600. Providers update this record themselves, so call before visiting.
How can I verify David Noparstak, M.D.'s license?
NPPES lists Illinois license number 036052086, 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 David Noparstak, M.D. prescribe under Medicare Part D?
In 2024, David Noparstak, M.D. had 28 Medicare Part D claims; the average among internal medicine physician prescribers was 3,176. 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.