NPPES file of Aug 9, 2026

Ismene Potakis, PA-C

Physician Assistant · Chicago, IL

Ismene Potakis, PA-C is a physician assistant with a practice address in Chicago, Illinois, and NPI 1215217286, issued on Aug 23, 2011. Check the license (Illinois 085004104, as entered in NPPES) with the Illinois board that licenses this profession; the Medicare figures below come from public CMS files.

Record from CMS NPPES, file of Aug 9, 2026 · Medicare files 2024 · method · Verify with CMS →

NPPES recordNPPES file of Aug 9, 2026
1215217286
Name
Ismene Potakis
Credential
PA-C
Primary taxonomy
Physician Assistant 363A00000X
License number
085004104 IL
Self-reported in NPPES; status is on the state search
Practice location
675 N Saint Clair St Ste 14-200, Chicago, IL 60611
Phone
(126) 957-5423
Enumerated
Aug 23, 2011
Record last updated
Aug 24, 2021 (not updated in 5 years: call before relying on the address or phone)
Fax
(312) 695-5462
Medicare enrollment
Enrolled (PECOS I20150219002456); 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.
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Also registered at 675 N Saint Clair St Ste 14-200

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

  1. Weronika Armstrong, MDObstetrics & Gynecology Physician1730406869
  2. Aymara Clarke, MSGenetic Counselor (M.S.)1285381780
  3. Brittany ClineObstetrics & Gynecology Physician1194345280
  4. Leeber Cohen, MDMaternal & Fetal Medicine Physician1346257961
  5. Gabriella Cozzi Glaser, MDMaternal & Fetal Medicine Physician1366975369
  6. Brittany Degreef, MSGenetic Counselor (M.S.)1467804047

Verify Ismene Potakis in five checks

  1. 1IdentityNPI record in CMS NPPESNPI lookupConfirmed in NPPES
  2. 2LicenseActive license and public ordersWhich Illinois board licenses this profession
    Search for license 085004104
    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
Find 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.

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98% fewer Medicare Part D claims than the average physician assistant in 2024

19 Medicare Part D claims, against an average of 830 among the 101,058 providers of this specialty who prescribed in Part D. Brand-name drugs were 0% of claims.

  1. Ismene Potakis19
  2. Specialty average830

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.

Bills Medicare through one group practice

  1. Northwestern Medical Faculty FoundationChicago, IL

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

Ismene Potakis among 4,926 physician assistant records in Illinois

Ismene Potakis, PA-C is one of 4,926 physician assistant records with a practice address in Illinois. 82% of them appear in a Medicare file (Part D prescribing, MIPS, Open Payments or Medicare group billing); this one does. Its NPI, issued in 2011, is newer than 24% of them.

  • NPI issued2011 · 24% of these records are older, 73% newer
  • In a Medicare fileYes · 82% of these records are
  • In the CMS Doctors and Clinicians fileYes · 69% of these records are
  • Graduated2011 · median 2019 among the 3,407 with a school on file
  • Record last updated2021 · 35% of these records were not updated in five years or more

Source: CMS NPPES, file of Aug 9, 2026, every record with primary taxonomy 363A00000X and a Illinois practice address; Medicare files: CMS Part D Prescribers 2024, MIPS 2023, Open Payments 2024, Doctors and Clinicians (data.cms.gov).

1,445 physician assistant records list a practice address in Chicago

They are 1,445 of the 63,379 NPPES records with a practice address in Chicago, and 4,926 physician assistant records in Illinois.

The 8 physician assistant records with the nearest ZIP codes

  1. Regina Bart, PAChicago, IL 606111083656284
  2. Michele Bryk, PAChicago, IL 606111316906860
  3. Jennifer Centore-Lober, PA CChicago, IL 606111932198322
  4. Karen Ferkau, P.A.Chicago, IL 606111013082809
  5. Jung Lee, PAChicago, IL 606111588698476
  6. Michael Maclean, PA-CChicago, IL 606111033139399
  7. Vera Nisavic, P.A.Chicago, IL 606111174696207
  8. Laura Nishi, PAChicago, IL 606111821040049

Common questions

What is Ismene Potakis, PA-C's NPI number?

Ismene Potakis, PA-C's National Provider Identifier (NPI) is 1215217286, issued on Aug 23, 2011. An NPI identifies a provider in billing; it is not a license.

Where is Ismene Potakis, PA-C located?

The NPPES record lists a practice address at 675 N Saint Clair St Ste 14-200, Chicago, IL, 60611. Phone: (126) 957-5423. Providers update this record themselves, so call before visiting.

How can I verify Ismene Potakis, PA-C's license?

NPPES lists Illinois license number 085004104, as entered by the provider. Search the Illinois board that licenses this profession; the NPPES record confirms identity only.

How much does Ismene Potakis, PA-C prescribe under Medicare Part D?

In 2024, Ismene Potakis, PA-C had 19 Medicare Part D claims; the average among physician assistant prescribers was 830. 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.