NPPES file of Aug 9, 2026

Christopher L. Gleason, M.D.

Family Medicine Physician · Springfield, IL

Christopher L. Gleason, M.D. is a family medicine physician with a practice address in Springfield, Illinois, and NPI 1649269887, issued on Oct 20, 2005. Check the license (Illinois 036088030, 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
1649269887
Name
Christopher L. Gleason
Credential
M.D.
Primary taxonomy
Family Medicine Physician 207Q00000X
License number
036088030 IL
Self-reported in NPPES; status is on the state search
Practice location
520 N 4TH St, Springfield, IL 62702
Phone
(217) 757-8100
Enumerated
Oct 20, 2005
Record last updated
Oct 23, 2020 (not updated in 6 years: call before relying on the address or phone)
Fax
(217) 757-8161
Medicaid ID
036088030 IL
Medicare enrollment
Enrolled (PECOS I20100604000782); accepts Medicare assignment
Medical or professional school
University Of Illinois College Of Med (Chi/Peor/Rock/Chm-Urb), 1991
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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8 nearest family medicine physician records → All 6,215 in Illinois → Look up another NPI →

Also registered at 520 N 4TH St

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

  1. Bolade Ajoloko, MPHCommunity Health Worker1992639025
  2. Taiwo Akinsoji, MDFamily Medicine Physician1710697909
  3. Tazeen Al-Haq, M.D.Hospitalist Physician1922448315
  4. Abdul-Samed Al-HassanCommunity Health Worker1346030541
  5. Janet Albers, M.D.Family Medicine Physician1023006913
  6. Christine Albers-Schlichting, PA-CPhysician Assistant1831672674

Verify Christopher L. Gleason 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 036088030    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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28% fewer Medicare Part D claims than the average family medicine physician in 2024

2,534 Medicare Part D claims for 188 beneficiaries, against an average of 3,544 among the 117,163 providers of this specialty who prescribed in Part D. Brand-name drugs were 13% of claims. 169 claims were for opioids.

  1. Christopher Gleason2,534
  2. Specialty average3,544

Most prescribed

  1. Metoprolol Succinate125 claims
  2. Atorvastatin Calcium110 claims
  3. Lisinopril109 claims
  4. Pravastatin Sodium107 claims
  5. Tramadol Hcl99 claims
  6. Amlodipine Besylate86 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. Board OF Trustees OF Southern Illinois UniversitySpringfield, IL

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

Christopher L. Gleason among 6,215 family medicine physician records in Illinois

Christopher L. Gleason, M.D. is one of 6,215 family medicine physician records with a practice address in Illinois. 78% of them appear in a Medicare file (Part D prescribing, MIPS, Open Payments or Medicare group billing); this one does. Its NPI, issued in 2005, is newer than 0% of them.

  • NPI issued2005 · 0% of these records are older, 91% newer
  • In a Medicare fileYes · 78% of these records are
  • In the CMS Doctors and Clinicians fileYes · 60% of these records are
  • Graduated1991 · median 2006 among the 3,714 with a school on file
  • Record last updated2020 · 54% of these records were not updated in five years or more

Source: CMS NPPES, file of Aug 9, 2026, every record with primary taxonomy 207Q00000X and a Illinois practice address; Medicare files: CMS Part D Prescribers 2024, MIPS 2023, Open Payments 2024, Doctors and Clinicians (data.cms.gov).

151 family medicine physician records list a practice address in Springfield

They are 151 of the 4,997 NPPES records with a practice address in Springfield, and 6,215 family medicine physician records in Illinois.

All 6,215 in Illinois → Every provider in Springfield → Family Medicine Physician nationwide →

The 8 family medicine physician records with the nearest ZIP codes

  1. Janet Albers, M.D.Springfield, IL 627021023006913
  2. Tracy Aldridge, M.D.Springfield, IL 627021154310027
  3. Amber Barnhart, M.D.Springfield, IL 627021215926183
  4. Careyana Brenham, M.D.Springfield, IL 627021568451946
  5. Robert Ewart, M.D.Springfield, IL 627021790774172
  6. Mary Hoffman, MDSpringfield, IL 627021316984057
  7. John Kreckman, M.D.Springfield, IL 627021124126909
  8. Harald Lausen, D.O.Springfield, IL 627021396878674

Common questions

What is Christopher L. Gleason, M.D.'s NPI number?

Christopher L. Gleason, M.D.'s National Provider Identifier (NPI) is 1649269887, issued on Oct 20, 2005. An NPI identifies a provider in billing; it is not a license.

Where is Christopher L. Gleason, M.D. located?

The NPPES record lists a practice address at 520 N 4TH St, Springfield, IL, 62702. Phone: (217) 757-8100. Providers update this record themselves, so call before visiting.

How can I verify Christopher L. Gleason, M.D.'s license?

NPPES lists Illinois license number 036088030, 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 Christopher L. Gleason, M.D. prescribe under Medicare Part D?

In 2024, Christopher L. Gleason, M.D. had 2,534 Medicare Part D claims for 188 beneficiaries; the average among family medicine physician prescribers was 3,544. 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.

Written with AI tools from the named public files; every figure is computed from those files (how it is made).

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.