Lyle Berkowitz, M.D.
Internal Medicine Physician · Chicago, IL
Lyle Berkowitz, M.D. is an internal medicine physician with a practice address in Chicago, Illinois, and NPI 1962457119, issued on May 24, 2006. Check the license on the Illinois Department of Financial and Professional Regulation; the Medicare figures below come from public CMS files.
- Name
- Lyle Berkowitz
- Credential
- M.D.
- Primary taxonomy
- Internal Medicine Physician 207R00000X
- Practice location
- 1913 W North Ave, Chicago, IL 60622
- Phone
- (312) 926-3627
- Enumerated
- May 24, 2006
- Record last updated
- Jul 13, 2026
- Entity
- Type 1 · individual
8 nearest internal medicine physician records → All 7,238 in Illinois → Look up another NPI →
Also registered at 1913 W North Ave
A shared address usually means a shared clinic or building; it does not show who employs whom.
- Anne Locatelli, M.D.Internal Medicine Physician1326086315
Verify Lyle Berkowitz in five checks
- 1IdentityNPI record in CMS NPPESNPI lookupConfirmed in NPPES
- 2LicenseActive license and public ordersIllinois Department of Financial and Professional RegulationCheck the board
- 3Other statesLicenses and actions elsewhereDocInfo (FSMB)Not checked
- 4ExclusionsMedicare and Medicaid bansHHS-OIG exclusion listNot checked
- 5CertificationBoard certificationABMS AOA NCCPA AANPNot checked
Industry payments in 2024: $24.88
1 payment: food and beverage; the largest payer was McKesson Corporation. The 50,334 providers of this specialty with any payment received $1,303.06 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.
Lyle Berkowitz among 7,238 internal medicine physician records in Illinois
Lyle Berkowitz, 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 updated2026 · 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
- Rushdi Alul, DOChicago, IL 606221649365529
- Mila C Bacalla, MDChicago, IL 606221942288550
- Elmer Carasig, MDChicago, IL 606221871570960
- Niluardo Cay, M.D.Chicago, IL 606221588766646
- Lee Francis, M.D.Chicago, IL 606221114959913
- Vivek Gupta, M.D.Chicago, IL 606221376632976
- Qaiser Jamal, M.D.Chicago, IL 606221730129461
- Anne Locatelli, M.D.Chicago, IL 606221326086315
Common questions
What is Lyle Berkowitz, M.D.'s NPI number?
Lyle Berkowitz, M.D.'s National Provider Identifier (NPI) is 1962457119, issued on May 24, 2006. An NPI identifies a provider in billing; it is not a license.
Where is Lyle Berkowitz, M.D. located?
The NPPES record lists a practice address at 1913 W North Ave, Chicago, IL, 60622. Phone: (312) 926-3627. Providers update this record themselves, so call before visiting.
How can I verify Lyle Berkowitz, M.D.'s license?
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.
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.