Registry data as of Aug 27, 2026

Theresa Larson, FNP-BC

Family Nurse Practitioner · Mokena, IL

Theresa Larson, FNP-BC is a family nurse practitioner with a practice address in Mokena, Illinois, and NPI 1942593496, issued on May 17, 2011. Check the license (Illinois 209000555, 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, loaded Aug 27, 2026 · Medicare files 2023 and 2024 · method · Verify with CMS →

NPPES recordas of Aug 27, 2026
1942593496
Name
Theresa Larson
Credential
FNP-BC
Primary taxonomy
Family Nurse Practitioner 363LF0000X
License number
209000555 IL
Self-reported in NPPES; status is on the state search
Practice location
11200 W Lincoln Hwy, Mokena, IL 60448
Phone
(815) 464-2171
Enumerated
May 17, 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 11200 W Lincoln Hwy

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

  1. Paula Blair, FNPFamily Nurse Practitioner1922307917
  2. Irene Bresingham, APNFamily Nurse Practitioner1053517748
  3. Cynthia Caine, FNPFamily Nurse Practitioner1215936315
  4. Jennifer Clements, APN/FNP-BCRegistered Nurse1144527235
  5. Lashawn Gordon, FNPFamily Nurse Practitioner1851683544
  6. Sheila Mara, FNPFamily Nurse Practitioner1679877047

Verify Theresa Larson 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 209000555
    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

PlainDoctor does not match the HHS-OIG exclusion list to individual records: most entries carry no NPI. Search the OIG exclusion list by name.

90% fewer Medicare Part D claims than the average family nurse practitioner in 2024

135 Medicare Part D claims for 82 beneficiaries, against an average of 1,302 among the 128,048 providers of this specialty who prescribed in Part D.

  1. Theresa Larson135
  2. Specialty average1,302

Most prescribed

  1. Amoxicillin16 claims
  2. Doxycycline Hyclate12 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.

Industry payments in 2024: $245.86

11 payments, mostly food and beverage; the largest payer was Alkermes, Inc.. The 91,435 providers of this specialty with any payment received $675.31 on average. Payments are reported by manufacturers, not by the provider, and are not a sign of wrongdoing.

  1. Theresa Larson$245.86
  2. Specialty average$675.31

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

2 hospital and facility affiliations

  1. Minuteclinic Diagnostic OF Illinois PLLCMokena, IL
  2. Minuteclinic Primary Care Illinois PLLCBrookfield, IL

Source: CMS Doctors and Clinicians affiliations; Hospital General Information (Care Compare) (data.cms.gov). Star ratings are CMS hospital ratings, not ratings of this provider.

63 family nurse practitioner records list a Mokena practice address

They are 63 of the 523 NPPES records with a Mokena practice address, and 7,207 family nurse practitioner records in Illinois.

Other family nurse practitioner records in Illinois

  1. Deborah Aaron, FNPChicago, IL1114024916
  2. Lawrence Abah, APNAurora, IL1306305115
  3. Theresa AbbaduskyPekin, IL1265892046
  4. Nadia Abbasi-Kling, FNP-BCChicago, IL1033767736
  5. Manar Abdalla, FNPChicago, IL1700632411
  6. Mahubah Abdallah, FNP-CRochelle, IL1841752284
  7. Rana Abdallah, DNP, APRN, FNP-CLake Villa, IL1851261887
  8. Servet Abdelhafez, APRNBrookfield, IL1790505048
  9. Nadia Abdessalam, FNP-BCOak Lawn, IL1356888283
  10. Saima Abdul Karim, FNP-BCCoal City, IL1629498753

Common questions

What is Theresa Larson, FNP-BC's NPI number?

Theresa Larson, FNP-BC's National Provider Identifier (NPI) is 1942593496, issued on May 17, 2011. An NPI identifies a provider in billing; it is not a license.

Where is Theresa Larson, FNP-BC located?

The NPPES record lists a practice address at 11200 W Lincoln Hwy, Mokena, IL, 60448. Phone: (815) 464-2171. Providers update this record themselves, so call before visiting.

How can I verify Theresa Larson, FNP-BC's license?

NPPES lists Illinois license number 209000555, as entered by the provider. Search the Illinois board that licenses this profession; the NPPES record confirms identity only.

How much does Theresa Larson, FNP-BC prescribe under Medicare Part D?

In 2024, Theresa Larson, FNP-BC had 135 Medicare Part D claims for 82 beneficiaries; the average among family nurse practitioner prescribers was 1,302. Part D covers Medicare prescriptions only.

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.