Jared Wynn Lassner
Diagnostic Radiology Physician · Chicago, IL
Jared Wynn Lassner is a diagnostic radiology physician with a practice address in Chicago, Illinois, and NPI 1356100556, issued on Mar 18, 2024. Check the license (Illinois 125.084644, as entered in NPPES) on the Illinois Department of Financial and Professional Regulation; the Medicare figures below come from public CMS files.
- Name
- Jared Wynn Lassner
- Primary taxonomy
- Diagnostic Radiology Physician 2085R0202X
- License number
- 125.084644 IL
Self-reported in NPPES; status is on the state search - Practice location
- 251 E Huron St, Chicago, IL 60611
- Phone
- (312) 926-2000
- Enumerated
- Mar 18, 2024
- Record last updated
- Jun 26, 2025
- Entity
- Type 1 · individual
8 nearest diagnostic radiology physician records → All 1,874 in Illinois → Look up another NPI →
Also registered at 251 E Huron St
A shared address usually means a shared clinic or building; it does not show who employs whom.
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- Ramez Abdalla, M.B., B. CHNeuroradiology Physician1407410392
- Dena Abdelhameed, PHARM.D.Nuclear Pharmacist1073954301
Verify Jared Wynn Lassner 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 125.084644Check the board - 3Other statesLicenses and actions elsewhereDocInfo (FSMB)Not checked
- 4ExclusionsMedicare and Medicaid bansHHS-OIG exclusion listNot checked
- 5CertificationBoard certificationABMS AOA NCCPA AANPNot checked
67% fewer Medicare Part D claims than the average diagnostic radiology physician in 2024
17 Medicare Part D claims for 11 beneficiaries, against an average of 51 among the 2,711 providers of this specialty who prescribed in Part D.
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.
Jared Wynn Lassner among 1,874 diagnostic radiology physician records in Illinois
Jared Wynn Lassner is one of 1,874 diagnostic radiology physician records with a practice address in Illinois. 71% of them appear in a Medicare file (Part D prescribing, MIPS, Open Payments or Medicare group billing); this one does. Its NPI, issued in 2024, is newer than 96% of them.
- NPI issued2024 · 96% of these records are older, 2% newer
- In a Medicare fileYes · 71% of these records are
- In the CMS Doctors and Clinicians fileNo · 64% of these records are
- Record last updated2025 · 43% of these records were not updated in five years or more
Source: CMS NPPES, file of Aug 9, 2026, every record with primary taxonomy 2085R0202X and a Illinois practice address; Medicare files: CMS Part D Prescribers 2024, MIPS 2023, Open Payments 2024, Doctors and Clinicians (data.cms.gov).
Diagnostic Radiology Physician providers in Illinois
There are 1,874 diagnostic radiology physician records in Illinois.
All 1,874 in Illinois → Every provider in Chicago → Diagnostic Radiology Physician nationwide →
The 8 diagnostic radiology physician records with the nearest ZIP codes
- Yolanda Adler, MDChicago, IL 606111518957760
- Eric Bartlett, MDChicago, IL 606111609866359
- Ellen Benya, M.D.Chicago, IL 606111497755565
- David Casalino, MDChicago, IL 606111861453540
- Alpa Chandarana, MDChicago, IL 606111710964689
- James Donaldson, M.D.Chicago, IL 606111225022312
- Patricia Karstaedt, M.D.Chicago, IL 606111891779328
- Cynthia Rigsby, M.D.Chicago, IL 606111346234374
Common questions
What is Jared Wynn Lassner's NPI number?
Jared Wynn Lassner's National Provider Identifier (NPI) is 1356100556, issued on Mar 18, 2024. An NPI identifies a provider in billing; it is not a license.
Where is Jared Wynn Lassner located?
The NPPES record lists a practice address at 251 E Huron St, Chicago, IL, 60611. Phone: (312) 926-2000. Providers update this record themselves, so call before visiting.
How can I verify Jared Wynn Lassner's license?
NPPES lists Illinois license number 125.084644, 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 Jared Wynn Lassner prescribe under Medicare Part D?
In 2024, Jared Wynn Lassner had 17 Medicare Part D claims for 11 beneficiaries; the average among diagnostic radiology physician prescribers was 51. 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.