NPPES file of Aug 9, 2026

Alexandra Jane Gregor, PA-C

Physician Assistant · Chicago, IL

Alexandra Jane Gregor, PA-C is a physician assistant with a practice address in Chicago, Illinois, and NPI 1609429893, issued on Jul 17, 2019. Check the license 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
1609429893
Name
Alexandra Jane Gregor
Credential
PA-C
Primary taxonomy
Physician Assistant 363A00000X
Practice location
1 E Superior St Ste 306, Chicago, IL 60611
Phone
(312) 754-9404
Enumerated
Jul 17, 2019
Record last updated
Jul 17, 2019 (not updated in 7 years: call before relying on the address or phone)
Medicare enrollment
Enrolled (PECOS I20190816000527); accepts Medicare assignment
Telehealth
Offers telehealth (CMS)
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 1 E Superior St Ste 306

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

  1. Bhargavi Ancha, MDPsychiatry Physician1881223576
  2. Patrick ArantStudent in an Organized Health Care Education/Training Program1235865395
  3. Abigail AronProfessional Counselor1235059668
  4. Lindsey Ashamalla, PSY.D.Counselor1811456726
  5. Judith Bitzer, LCPCCounselor1548483977
  6. Grace BlakePhysician Assistant1124971395

Verify Alexandra Jane Gregor in five checks

  1. 1IdentityNPI record in CMS NPPESNPI lookupConfirmed in NPPES
  2. 2LicenseActive license and public ordersWhich Illinois board licenses this professionCheck 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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96% fewer Medicare Part D claims than the average physician assistant in 2024

33 Medicare Part D claims, against an average of 830 among the 101,058 providers of this specialty who prescribed in Part D.

  1. Alexandra Gregor33
  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.

Industry payments in 2024: $2,973.56

145 payments; by number, the most common kind was food and beverage; the largest payer was Abbvie Inc. The 64,719 providers of this specialty with any payment received $841.65 on average. Payments are reported by manufacturers, not by the provider, and are not a sign of wrongdoing.

  1. Alexandra Gregor$2,973.56
  2. Specialty average$841.65

Source: CMS Open Payments, program year 2024 (openpaymentsdata.cms.gov); average among providers of this specialty with at least one payment.

Bills Medicare through one group practice

  1. Clarity Clinic LLCChicago, IL

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

Alexandra Jane Gregor among 4,926 physician assistant records in Illinois

Alexandra Jane Gregor, 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 2019, is newer than 53% of them.

  • NPI issued2019 · 53% of these records are older, 42% newer
  • In a Medicare fileYes · 82% of these records are
  • In the CMS Doctors and Clinicians fileYes · 69% of these records are
  • Graduated2019 · median 2019 among the 3,407 with a school on file
  • Record last updated2019 · 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 Alexandra Jane Gregor, PA-C's NPI number?

Alexandra Jane Gregor, PA-C's National Provider Identifier (NPI) is 1609429893, issued on Jul 17, 2019. An NPI identifies a provider in billing; it is not a license.

Where is Alexandra Jane Gregor, PA-C located?

The NPPES record lists a practice address at 1 E Superior St Ste 306, Chicago, IL, 60611. Phone: (312) 754-9404. Providers update this record themselves, so call before visiting.

How can I verify Alexandra Jane Gregor, PA-C's license?

Search the Illinois board that licenses this profession; the NPPES record confirms identity only.

How much does Alexandra Jane Gregor, PA-C prescribe under Medicare Part D?

In 2024, Alexandra Jane Gregor, PA-C had 33 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.