NPPES file of Aug 9, 2026

Berin Simsek, PA-C

Physician Assistant · Northbrook, IL

Berin Simsek, PA-C is a physician assistant with a practice address in Northbrook, Illinois, and NPI 1295477578, issued on Apr 8, 2022. Check the license (Illinois 085008793, 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
1295477578
Name
Berin Simsek
Credential
PA-C
Primary taxonomy
Physician Assistant 363A00000X
License numbers
085008793 IL
085.008793 IL
Self-reported in NPPES; status is on the state search
Practice location
984 Willow RD Ste H, Northbrook, IL 60062
Phone
(888) 938-3838
Enumerated
Apr 8, 2022
Record last updated
Jul 18, 2022
Medicare enrollment
Enrolled (PECOS I20220714003819); 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 984 Willow RD Ste H

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

  1. Joyce Alex, APNPNurse Practitioner1265839625
  2. Nicole Bauknecht, PA-CPhysician Assistant1255758579
  3. Juli Patel, PA-CPhysician Assistant1457182602
  4. Sheena Samra, M.D.Otolaryngology Physician1336567080

Verify Berin Simsek 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 085008793
    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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67% fewer Medicare Part D claims than the average physician assistant in 2024

276 Medicare Part D claims for 113 beneficiaries, against an average of 830 among the 101,058 providers of this specialty who prescribed in Part D.

  1. Berin Simsek276
  2. Specialty average830

Most prescribed

  1. Triamcinolone Acetonide62 claims
  2. Ketoconazole47 claims
  3. Fluocinonide28 claims
  4. Doxycycline Hyclate21 claims
  5. Hydrocortisone20 claims
  6. Mupirocin13 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: $552.21

6 payments; by number, the most common kind was food and beverage; the largest payer was Janssen Biotech, 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. Berin Simsek$552.21
  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. Rush University Medical GroupChicago, IL

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

Berin Simsek among 4,926 physician assistant records in Illinois

Berin Simsek, 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 2022, is newer than 71% of them.

  • NPI issued2022 · 71% of these records are older, 22% newer
  • In a Medicare fileYes · 82% of these records are
  • In the CMS Doctors and Clinicians fileYes · 69% of these records are
  • Graduated2021 · median 2019 among the 3,407 with a school on file
  • Record last updated2022 · 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).

16 physician assistant records list a practice address in Northbrook

They are 16 of the 2,226 NPPES records with a practice address in Northbrook, and 4,926 physician assistant records in Illinois.

The 8 physician assistant records with the nearest ZIP codes

  1. Nicole Bauknecht, PA-CNorthbrook, IL 600621255758579
  2. Elizabeth Cook, PA-CNorthbrook, IL 600621013332261
  3. Ana Deeter, PANorthbrook, IL 600621407539414
  4. Rachel DressNorthbrook, IL 600621780208264
  5. Josephine DriscollNorthbrook, IL 600621396282695
  6. Heather Holmes, PA-CNorthbrook, IL 600621750904462
  7. Mariam LakhdhirNorthbrook, IL 600621790489748
  8. Justin Lee, PA-C, CAQ-PSYCHNorthbrook, IL 600621528523057

Common questions

What is Berin Simsek, PA-C's NPI number?

Berin Simsek, PA-C's National Provider Identifier (NPI) is 1295477578, issued on Apr 8, 2022. An NPI identifies a provider in billing; it is not a license.

Where is Berin Simsek, PA-C located?

The NPPES record lists a practice address at 984 Willow RD Ste H, Northbrook, IL, 60062. Phone: (888) 938-3838. Providers update this record themselves, so call before visiting.

How can I verify Berin Simsek, PA-C's license?

NPPES lists Illinois license number 085008793, as entered by the provider. Search the Illinois board that licenses this profession; the NPPES record confirms identity only.

How much does Berin Simsek, PA-C prescribe under Medicare Part D?

In 2024, Berin Simsek, PA-C had 276 Medicare Part D claims for 113 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.