NPPES file of Aug 9, 2026

David Eugene Klein, DO

Neurology Physician · Chicago, IL

David Eugene Klein, DO is a neurology physician with a practice address in Chicago, Illinois, and NPI 1003302159, issued on Jul 2, 2018. Check the license (Illinois 036.159465, 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
1003302159
Name
David Eugene Klein
Credential
DO
Primary taxonomy
Neurology Physician 2084N0400X
License numbers
036.159465 IL
5101024326 MI
Self-reported in NPPES; status is on the state search
Practice location
4600 N Ravenswood Ave, Chicago, IL 60640
Phone
(773) 561-7500
Enumerated
Jul 2, 2018
Record last updated
Nov 8, 2024
Medicare enrollment
Enrolled (PECOS I20240712002402); 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 4600 N Ravenswood Ave

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

  1. Brandon Bautista, DOFamily Medicine Physician1619727013
  2. Tiffany BlacklidgeStudent in an Organized Health Care Education/Training Program1235959511
  3. Jacob Broadrick, MSN RNRegistered Nurse1598576860
  4. Shannon BurkeFamily Medicine Physician1992682991
  5. Mariela Cano, M.D.Family Medicine Physician1053342204
  6. Diana Chavez, DOFamily Medicine Physician1225731391

Verify David Eugene Klein 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 036.159465
    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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87% fewer Medicare Part D claims than the average neurology physician in 2024

178 Medicare Part D claims for 49 beneficiaries, against an average of 1,370 among the 15,005 providers of this specialty who prescribed in Part D.

  1. David Klein178
  2. Specialty average1,370

Most prescribed

  1. Levetiracetam36 claims
  2. Levetiracetam Er16 claims
  3. Lacosamide13 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. Advocate Health And Hospitals CorporationPark Ridge, IL

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

David Eugene Klein among 952 neurology physician records in Illinois

David Eugene Klein, DO is one of 952 neurology physician records with a practice address in Illinois. 79% of them appear in a Medicare file (Part D prescribing, MIPS, Open Payments or Medicare group billing); this one does. Its NPI, issued in 2018, is newer than 71% of them.

  • NPI issued2018 · 71% of these records are older, 25% newer
  • In a Medicare fileYes · 79% of these records are
  • In the CMS Doctors and Clinicians fileYes · 60% of these records are
  • Graduated2018 · median 2006 among the 573 with a school on file
  • Record last updated2024 · 42% of these records were not updated in five years or more

Source: CMS NPPES, file of Aug 9, 2026, every record with primary taxonomy 2084N0400X and a Illinois practice address; Medicare files: CMS Part D Prescribers 2024, MIPS 2023, Open Payments 2024, Doctors and Clinicians (data.cms.gov).

Neurology Physician providers in Illinois

There are 952 neurology physician records in Illinois.

The 8 neurology physician records with the nearest ZIP codes

  1. Michele Delsignore, D.O.Chicago, IL 606401043495237
  2. Salem Jafilan, M.D.Chicago, IL 606401700273174
  3. Faranak Najibi, M.DChicago, IL 606401063859775
  4. Shyam Puppala, MDChicago, IL 606401043390099
  5. David Smyth, MDChicago, IL 606401245768241
  6. Zilfah Younus, MDChicago, IL 606421538555099
  7. Amna Amin, MDChicago, IL 606371477244457
  8. Alireza Borghei, MDChicago, IL 606371528752078

Common questions

What is David Eugene Klein, DO's NPI number?

David Eugene Klein, DO's National Provider Identifier (NPI) is 1003302159, issued on Jul 2, 2018. An NPI identifies a provider in billing; it is not a license.

Where is David Eugene Klein, DO located?

The NPPES record lists a practice address at 4600 N Ravenswood Ave, Chicago, IL, 60640. Phone: (773) 561-7500. Providers update this record themselves, so call before visiting.

How can I verify David Eugene Klein, DO's license?

NPPES lists Illinois license number 036.159465, 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 David Eugene Klein, DO prescribe under Medicare Part D?

In 2024, David Eugene Klein, DO had 178 Medicare Part D claims for 49 beneficiaries; the average among neurology physician prescribers was 1,370. 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.