NPPES file of Aug 9, 2026

Christopher W. Nagengast, PHARMD

Pharmacist · North Chicago, IL

Christopher W. Nagengast, PHARMD is a pharmacist with a practice address in North Chicago, Illinois, and NPI 1740537869, issued on Aug 8, 2012. Check the license (Illinois 051295930, 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
1740537869
Name
Christopher W. Nagengast
Credential
PHARMD
Primary taxonomy
Pharmacist 183500000X
License number
051295930 IL
Self-reported in NPPES; status is on the state search
Practice location
3001 Green Bay RD, North Chicago, IL 60064
Phone
(224) 610-1778
Enumerated
Aug 8, 2012
Record last updated
Aug 10, 2012 (not updated in 14 years: call before relying on the address or phone)
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.
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Also registered at 3001 Green Bay RD

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

  1. Crystal Aandahl, FNPFamily Nurse Practitioner1316497068
  2. Dinuk Abeysekera, M.D.Psychiatry Physician1366616534
  3. Greta AbrahamPrimary Care Nurse Practitioner1568830404
  4. Sam Abraham, LCSWClinical Social Worker1063657260
  5. Jabeen Abutalib, M.D.Geriatric Medicine (Internal Medicine) Physician1750505608
  6. Crystal Adamos, PT, DPTPhysical Therapist1538939525

Verify Christopher W. Nagengast 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 051295930
    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

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90% fewer Medicare Part D claims than the average pharmacist in 2024

12 Medicare Part D claims, against an average of 119 among the 28,524 providers of this specialty who prescribed in Part D. Brand-name drugs were 0% of claims.

  1. Christopher Nagengast12
  2. Specialty average119

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.

Christopher W. Nagengast among 9,744 pharmacist records in Illinois

Christopher W. Nagengast, PHARMD is one of 9,744 pharmacist records with a practice address in Illinois. 4% of them appear in a Medicare file (Part D prescribing, MIPS, Open Payments or Medicare group billing); this one does. Its NPI, issued in 2012, is newer than 38% of them.

  • NPI issued2012 · 38% of these records are older, 58% newer
  • In a Medicare fileYes · 4% of these records are
  • In the CMS Doctors and Clinicians fileNo · under 1% of these records are
  • Record last updated2012 · 79% of these records were not updated in five years or more

Source: CMS NPPES, file of Aug 9, 2026, every record with primary taxonomy 183500000X and a Illinois practice address; Medicare files: CMS Part D Prescribers 2024, MIPS 2023, Open Payments 2024, Doctors and Clinicians (data.cms.gov).

75 pharmacist records list a practice address in North Chicago

They are 75 of the 1,069 NPPES records with a practice address in North Chicago, and 9,744 pharmacist records in Illinois.

The 8 pharmacist records with the nearest ZIP codes

  1. Olayinka Alaka, PHARM.D.North Chicago, IL 600641871697524
  2. Kathryn Bonovich, R.PH.North Chicago, IL 600641104934009
  3. Hazelle Cromartie, PHARM DNorth Chicago, IL 600641417068966
  4. Lourdes DiazNorth Chicago, IL 600641033226501
  5. Marilyn Gustafson, RPHNorth Chicago, IL 600641235240060
  6. Alan Irgang, PHARM.DNorth Chicago, IL 600641912016627
  7. Jeanette Jiang, PHARM.D.North Chicago, IL 600641528071784
  8. Shaiza KhanNorth Chicago, IL 600641437161684

Common questions

What is Christopher W. Nagengast, PHARMD's NPI number?

Christopher W. Nagengast, PHARMD's National Provider Identifier (NPI) is 1740537869, issued on Aug 8, 2012. An NPI identifies a provider in billing; it is not a license.

Where is Christopher W. Nagengast, PHARMD located?

The NPPES record lists a practice address at 3001 Green Bay RD, North Chicago, IL, 60064. Phone: (224) 610-1778. Providers update this record themselves, so call before visiting.

How can I verify Christopher W. Nagengast, PHARMD's license?

NPPES lists Illinois license number 051295930, as entered by the provider. Search the Illinois board that licenses this profession; the NPPES record confirms identity only.

How much does Christopher W. Nagengast, PHARMD prescribe under Medicare Part D?

In 2024, Christopher W. Nagengast, PHARMD had 12 Medicare Part D claims; the average among pharmacist prescribers was 119. 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.