Registry data as of Aug 27, 2026

Jeffrey Larson, M.D.

Family Medicine Physician · Naperville, IL

Jeffrey Larson, M.D. is a family medicine physician with a practice address in Naperville, Illinois, and NPI 1144516097, issued on Jun 20, 2011. Check the license (Illinois 125060226, 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, loaded Aug 27, 2026 · Medicare files 2023 and 2024 · method · Verify with CMS →

NPPES recordas of Aug 27, 2026
1144516097
Name
Jeffrey Larson
Credential
M.D.
Primary taxonomy
Family Medicine Physician 207Q00000X
License number
125060226 IL
Self-reported in NPPES; status is on the state search
Practice location
808 Rickert Dr Ste 103, Naperville, IL 60540
Phone
(331) 551-5854
Enumerated
Jun 20, 2011
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 808 Rickert Dr Ste 103

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

  1. Kathi Corral, ARNPFamily Nurse Practitioner1891943007
  2. Mushira Ghoghawala, APRNFamily Nurse Practitioner1992478929
  3. Mark Hall, M.D.Emergency Medicine Physician1740407873
  4. Lubna Madani, MDFamily Medicine Physician1124349006
  5. Jessica Mayle, M.D.Emergency Medicine Physician1871933606
  6. Mallory NortonFamily Nurse Practitioner1356945091

Verify Jeffrey Larson 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 125060226
    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.

Industry payments in 2024: $116.27

1 payment, mostly food and beverage; the largest payer was Ambu Inc.. The 53,013 providers of this specialty with any payment received $861.30 on average. Payments are reported by manufacturers, not by the provider, and are not a sign of wrongdoing.

  1. Jeffrey Larson$116.27
  2. Specialty average$861.30

Source: CMS Open Payments, program year 2024 (openpaymentsdata.cms.gov); average among providers of this specialty with at least one payment.

88 family medicine physician records list a Naperville practice address

They are 88 of the 4,634 NPPES records with a Naperville practice address, and 5,925 family medicine physician records in Illinois.

Other family medicine physician records in Illinois

  1. Jon Aagaard, MDWheaton, IL1750496923
  2. Napoleon Abando, MDWoodstock, IL1003972753
  3. Nikka Abaricia, MDChicago, IL1790366342
  4. Mohemmed AbbasChicago, IL1609612522
  5. Muhammad AbbasAlton, IL1588341556
  6. Syed AbbasWest Dundee, IL1972733103
  7. Stefanie AbbottMaywood, IL1861137457
  8. Roann Abdeladl, MDEvanston, IL1437087103
  9. Ashraf Abdeljaber, M.DNormal, IL1023472636
  10. Ahmed Abdelkader, MDChicago, IL1659104230

Common questions

What is Jeffrey Larson, M.D.'s NPI number?

Jeffrey Larson, M.D.'s National Provider Identifier (NPI) is 1144516097, issued on Jun 20, 2011. An NPI identifies a provider in billing; it is not a license.

Where is Jeffrey Larson, M.D. located?

The NPPES record lists a practice address at 808 Rickert Dr Ste 103, Naperville, IL, 60540. Phone: (331) 551-5854. Providers update this record themselves, so call before visiting.

How can I verify Jeffrey Larson, M.D.'s license?

NPPES lists Illinois license number 125060226, 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.

Source: CMS National Plan and Provider Enumeration System (NPPES), loaded Aug 27, 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.

Every figure on PlainDoctor is rendered directly from the federal CMS NPPES registry, Medicare Part D, MIPS, and Open Payments records, no number is typed in by an editor. See our editorial standards & corrections policy, the methodology behind these numbers, or report a data error. Data current as of Aug 27, 2026.