NPPES file of Aug 9, 2026

Hannah Meissner, MD

Emergency Medicine Physician · Chicago, IL

Hannah Meissner, MD is an emergency medicine physician with a practice address in Chicago, Illinois, and NPI 1619504461, issued on Mar 23, 2020. Check the license (Illinois 336.125510, as entered in NPPES) on the Illinois Department of Financial and Professional Regulation; 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
1619504461
Name
Hannah Meissner
Credential
MD
Primary taxonomy
Emergency Medicine Physician 207P00000X
License numbers
336.125510 IL
036169577 IL
Self-reported in NPPES; status is on the state search
Practice location
600 S Paulina St Ste 403, Chicago, IL 60612
Phone
(312) 942-7100
Enumerated
Mar 23, 2020
Record last updated
Jun 26, 2024
Medicare enrollment
Enrolled (PECOS I20240618002212); accepts Medicare assignment
Medical or professional school
Creighton University School Of Medicine, 2021
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 600 S Paulina St Ste 403

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

  1. Sarah Abdel-HadiDiagnostic Radiology Physician1932846490
  2. Leena Abu-Zahra, MDInternal Medicine Physician1861295867
  3. Addis AbubakarStudent in an Organized Health Care Education/Training Program1508613068
  4. Alexander Acuna, MDOrthopaedic Surgery Physician1508501487
  5. Jonathan Adams, MDPediatrics Physician1427816420
  6. Oluwatosin AdebayoStudent in an Organized Health Care Education/Training Program1306574645

Verify Hannah Meissner in five checks

  1. 1IdentityNPI record in CMS NPPESNPI lookupConfirmed in NPPES
  2. 2LicenseActive license and public ordersIllinois Department of Financial and Professional Regulation
    Search for license 336.125510
    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
Open 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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73% fewer Medicare Part D claims than the average emergency medicine physician in 2024

62 Medicare Part D claims for 43 beneficiaries, against an average of 226 among the 54,106 providers of this specialty who prescribed in Part D.

  1. Hannah Meissner62
  2. Specialty average226

Most prescribed

  1. Ibuprofen12 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.

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).

Hannah Meissner among 3,291 emergency medicine physician records in Illinois

Hannah Meissner, MD is one of 3,291 emergency medicine physician records with a practice address in Illinois. 80% of them appear in a Medicare file (Part D prescribing, MIPS, Open Payments or Medicare group billing); this one does. Its NPI, issued in 2020, is newer than 78% of them.

  • NPI issued2020 · 78% of these records are older, 18% newer
  • In a Medicare fileYes · 80% of these records are
  • In the CMS Doctors and Clinicians fileYes · 57% of these records are
  • Graduated2021 · median 2012 among the 1,867 with a school on file
  • Record last updated2024 · 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 207P00000X and a Illinois practice address; Medicare files: CMS Part D Prescribers 2024, MIPS 2023, Open Payments 2024, Doctors and Clinicians (data.cms.gov).

1,310 emergency medicine physician records list a practice address in Chicago

They are 1,310 of the 63,379 NPPES records with a practice address in Chicago, and 3,291 emergency medicine physician records in Illinois.

The 8 emergency medicine physician records with the nearest ZIP codes

  1. Joseph Brawka, M.D.Chicago, IL 606121174599112
  2. Christopher Caudill, MDChicago, IL 606121013993104
  3. Galeta Clayton, M.D.Chicago, IL 606121588630743
  4. Jennifer Fleming, M.D.Chicago, IL 606121912973975
  5. Jeffrey Grassle, M.D.Chicago, IL 606121205802147
  6. Marilyn Hallock, M.D.Chicago, IL 606121336110691
  7. Mumtaz Husain, M.D.Chicago, IL 606121891761953
  8. Paula Oldeg, M.D.Chicago, IL 606121568438687

Common questions

What is Hannah Meissner, MD's NPI number?

Hannah Meissner, MD's National Provider Identifier (NPI) is 1619504461, issued on Mar 23, 2020. An NPI identifies a provider in billing; it is not a license.

Where is Hannah Meissner, MD located?

The NPPES record lists a practice address at 600 S Paulina St Ste 403, Chicago, IL, 60612. Phone: (312) 942-7100. Providers update this record themselves, so call before visiting.

How can I verify Hannah Meissner, MD's license?

NPPES lists Illinois license number 336.125510, 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 Hannah Meissner, MD prescribe under Medicare Part D?

In 2024, Hannah Meissner, MD had 62 Medicare Part D claims for 43 beneficiaries; the average among emergency medicine physician prescribers was 226. 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.