NPPES file of Aug 9, 2026

Katherine Rose Studer, DMSC, PA-C

Physician Assistant · Chicago, IL

Katherine Rose Studer, DMSC, PA-C is a physician assistant with a practice address in Chicago, Illinois, and NPI 1952017857, issued on Jan 25, 2023. Check the license (Illinois 085009316, 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
1952017857
Name
Katherine Rose Studer
Credential
DMSC, PA-C
Primary taxonomy
Physician Assistant 363A00000X
License number
085009316 IL
Self-reported in NPPES; status is on the state search
Practice location
125 S Wacker Dr Ste 300, Chicago, IL 60606
Phone
(617) 505-1520
Enumerated
Jan 25, 2023
Record last updated
Mar 26, 2026
Fax
(617) 928-8401
Entity
Type 1 · individual
Public record from CMS NPPES (open it on the CMS NPI Registry). A record is not a license: verify it with the state board.
Download card Updates feed

Also registered at 125 S Wacker Dr Ste 300

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

  1. Delliah Adesanya, LCSWClinical Social Worker1255824116
  2. Robert Ander, MDFamily Medicine Physician1588051122
  3. Lisa Bellanfonte, MDInternal Medicine Physician1275625113
  4. Bianca CardenasSocial Worker1740155100
  5. Lauren Daniels, LPCCounselor1336841600
  6. Peter Georginis, MDInternal Medicine Physician1629426366

Verify Katherine Rose Studer 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 085009316
    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.

Is this page about you? You can ask us to correct, restrict or remove it: how.

30% more Medicare Part D claims than the average physician assistant in 2024

1,081 Medicare Part D claims for 213 beneficiaries, against an average of 830 among the 101,058 providers of this specialty who prescribed in Part D.

  1. Katherine Studer1,081
  2. Specialty average830

Most prescribed

  1. Rosuvastatin Calcium87 claims
  2. Atorvastatin Calcium48 claims
  3. Levothyroxine Sodium44 claims
  4. Amlodipine Besylate39 claims
  5. Telmisartan38 claims
  6. Pantoprazole Sodium35 claims

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: $2,142.47

105 payments; by number, the most common kind was food and beverage; the largest payer was AstraZeneca Pharmaceuticals LP. 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. Katherine Studer$2,142.47
  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.

Katherine Rose Studer among 4,926 physician assistant records in Illinois

Katherine Rose Studer, DMSC, 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 2023, is newer than 78% of them.

  • NPI issued2023 · 78% of these records are older, 17% newer
  • In a Medicare fileYes · 82% of these records are
  • In the CMS Doctors and Clinicians fileNo · 69% of these records are
  • Record last updated2026 · 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. Madeline Jary, PA-CChicago, IL 606061215466156
  2. Sara Leso, PA-CChicago, IL 606061285039354
  3. Brooke Marsico, PA-CChicago, IL 606061861769176
  4. Lysette McNerney, PAChicago, IL 606061790562585
  5. Krista Wunsch, PA-CChicago, IL 606061811510506
  6. Elizabeth Yost, PA-CChicago, IL 606061205495413
  7. Megan Becker, PA-CChicago, IL 606071255813788
  8. Kacey Dayton, PA-CChicago, IL 606071861650319

Common questions

What is Katherine Rose Studer, DMSC, PA-C's NPI number?

Katherine Rose Studer, DMSC, PA-C's National Provider Identifier (NPI) is 1952017857, issued on Jan 25, 2023. An NPI identifies a provider in billing; it is not a license.

Where is Katherine Rose Studer, DMSC, PA-C located?

The NPPES record lists a practice address at 125 S Wacker Dr Ste 300, Chicago, IL, 60606. Phone: (617) 505-1520. Providers update this record themselves, so call before visiting.

How can I verify Katherine Rose Studer, DMSC, PA-C's license?

NPPES lists Illinois license number 085009316, as entered by the provider. Search the Illinois board that licenses this profession; the NPPES record confirms identity only.

How much does Katherine Rose Studer, DMSC, PA-C prescribe under Medicare Part D?

In 2024, Katherine Rose Studer, DMSC, PA-C had 1,081 Medicare Part D claims for 213 beneficiaries; 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.