Edward John Potash, M.D.
Internal Medicine Physician · Chicago, IL
Edward John Potash, M.D. is an internal medicine physician with a practice address in Chicago, Illinois, and NPI 1588001168, issued on May 23, 2013. Check the license (Illinois 036-048045, as entered in NPPES) on the Illinois Department of Financial and Professional Regulation; the Medicare figures below come from public CMS files.
- Name
- Edward John Potash
- Credential
- M.D.
- Primary taxonomy
- Internal Medicine Physician 207R00000X
- License number
- 036-048045 IL
Self-reported in NPPES; status is on the state search - Practice location
- 3930 N. Pine Grove, Chicago, IL 60613
- Phone
- (773) 525-8286
- Enumerated
- May 23, 2013
- Record last updated
- May 23, 2013 (not updated in 13 years: call before relying on the address or phone)
- Entity
- Type 1 · individual
8 nearest internal medicine physician records → All 7,238 in Illinois → Look up another NPI →
Verify Edward John Potash 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 036-048045Check the board - 3Other statesLicenses and actions elsewhereDocInfo (FSMB)Not checked
- 4ExclusionsMedicare and Medicaid bansHHS-OIG exclusion listNot checked
- 5CertificationBoard certificationABMS AOA NCCPA AANPNot checked
98% fewer Medicare Part D claims than the average internal medicine physician in 2024
50 Medicare Part D claims, against an average of 3,176 among the 108,855 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.
Edward John Potash among 7,238 internal medicine physician records in Illinois
Edward John Potash, 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 2013, is newer than 57% of them.
- NPI issued2013 · 57% of these records are older, 41% newer
- In a Medicare fileYes · 73% of these records are
- In the CMS Doctors and Clinicians fileNo · 50% of these records are
- Record last updated2013 · 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
- David Blatt, M.D.Chicago, IL 606131639185150
- Elizabeth Cruz, M.D.Chicago, IL 606131093869141
- William Gerardi, M.D.Chicago, IL 606131003025891
- Tatjana Guzina, MDChicago, IL 606131366581639
- Ronald Hickombottom, M.DChicago, IL 606131023020989
- Olumuyiwa Idowu, M.D.Chicago, IL 606131538254511
- Helenaida Ortega, MDChicago, IL 606131649324898
- Narasimha Saladi, M.DChicago, IL 606131528257045
Common questions
What is Edward John Potash, M.D.'s NPI number?
Edward John Potash, M.D.'s National Provider Identifier (NPI) is 1588001168, issued on May 23, 2013. An NPI identifies a provider in billing; it is not a license.
Where is Edward John Potash, M.D. located?
The NPPES record lists a practice address at 3930 N. Pine Grove, Chicago, IL, 60613. Phone: (773) 525-8286. Providers update this record themselves, so call before visiting.
How can I verify Edward John Potash, M.D.'s license?
NPPES lists Illinois license number 036-048045, 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 Edward John Potash, M.D. prescribe under Medicare Part D?
In 2024, Edward John Potash, M.D. had 50 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.