Lissa J. Diefendorf, APN
Adult Health Clinical Nurse Specialist · Peoria, IL
Lissa J. Diefendorf, APN is an adult health clinical nurse specialist with a practice address in Peoria, Illinois, and NPI 1427356336, issued on Mar 2, 2011. Check the license (Illinois 209008169, as entered in NPPES) with the Illinois board that licenses this profession; the Medicare figures below come from public CMS files.
- Name
- Lissa J. Diefendorf
- Credential
- APN
- Primary taxonomy
- Adult Health Clinical Nurse Specialist 364SA2200X
- License number
- 209008169 IL
Self-reported in NPPES; status is on the state search - Practice location
- 403 W Corrington Ave, Peoria, IL 61604
- Phone
- (309) 222-5736
- Enumerated
- Mar 2, 2011
- Record last updated
- Mar 2, 2011 (not updated in 15 years: call before relying on the address or phone)
- Medicare enrollment
- Enrolled (PECOS I20130123000206); accepts Medicare assignment
- Entity
- Type 1 · individual
8 nearest adult health clinical nurse specialist records → All 105 in Illinois → Look up another NPI →
Verify Lissa J. Diefendorf in five checks
- 1IdentityNPI record in CMS NPPESNPI lookupConfirmed in NPPES
- 2LicenseActive license and public ordersWhich Illinois board licenses this profession
Search for license 209008169Check the board - 3Other statesLicenses and actions elsewhereDocInfo (FSMB)Not checked
- 4ExclusionsMedicare and Medicaid bansHHS-OIG exclusion listNot checked
- 5CertificationBoard certificationABMS AOA NCCPA AANPNot checked
2.6 times the Medicare Part D claims of the average adult health clinical nurse specialist in 2024
2,836 Medicare Part D claims for 263 beneficiaries, against an average of 1,079 among the 450 providers of this specialty who prescribed in Part D. 638 claims were for opioids.
Most prescribed
- Hydrocodone-Acetaminophen341 claims
- Tramadol Hcl130 claims
- Lorazepam93 claims
- Oxycodone Hcl79 claims
- Potassium Chloride70 claims
- Levothyroxine Sodium64 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: $116.16
1 payment: food and beverage; the largest payer was Abbott Laboratories. The 442 providers of this specialty with any payment received $1,049.03 on average. Payments are reported by manufacturers, not by the provider, and are not a sign of wrongdoing.
Source: CMS Open Payments, program year 2024 (openpaymentsdata.cms.gov); average among providers of this specialty with at least one payment.
Bills Medicare through 2 group practices
- Carle Health Care IncorporatedPeoria, IL
- Proctor Health SystemsPeoria, IL
Source: CMS Doctors and Clinicians National Downloadable File (the group practices a clinician bills Medicare through) (data.cms.gov).
Lissa J. Diefendorf among 105 adult health clinical nurse specialist records in Illinois
Lissa J. Diefendorf, APN is one of 105 adult health clinical nurse specialist records with a practice address in Illinois. 63% of them appear in a Medicare file (Part D prescribing, MIPS, Open Payments or Medicare group billing); this one does. Its NPI, issued in 2011, is newer than 33% of them.
- NPI issued2011 · 33% of these records are older, 52% newer
- In a Medicare fileYes · 63% of these records are
- In the CMS Doctors and Clinicians fileYes · 46% of these records are
- Graduated2009 · median 2010 among the 48 with a school on file
- Record last updated2011 · 70% of these records were not updated in five years or more
Source: CMS NPPES, file of Aug 9, 2026, every record with primary taxonomy 364SA2200X and a Illinois practice address; Medicare files: CMS Part D Prescribers 2024, MIPS 2023, Open Payments 2024, Doctors and Clinicians (data.cms.gov).
Adult Health Clinical Nurse Specialist providers in Illinois
There are 105 adult health clinical nurse specialist records in Illinois.
All 105 in Illinois → Every provider in Peoria → Adult Health Clinical Nurse Specialist nationwide →
The 8 adult health clinical nurse specialist records with the nearest ZIP codes
- Scott Gonia, ACNS-BCPeoria, IL 616041982985339
- Melissa Norris, CNSPeoria, IL 616041124304407
- Jacqueline Kaufman, APNPeoria, IL 616031679872477
- Teresa LanePeoria, IL 616031417247776
- Jennifer Runyon, MSN, APNPeoria, IL 616031972732246
- Andrea Scholl, APNPeoria, IL 616031598926172
- Kristi Williams, CNS-BCPeoria, IL 616031528351962
- Heather Jefford, DNP, APNPeoria, IL 616061881906410
Common questions
What is Lissa J. Diefendorf, APN's NPI number?
Lissa J. Diefendorf, APN's National Provider Identifier (NPI) is 1427356336, issued on Mar 2, 2011. An NPI identifies a provider in billing; it is not a license.
Where is Lissa J. Diefendorf, APN located?
The NPPES record lists a practice address at 403 W Corrington Ave, Peoria, IL, 61604. Phone: (309) 222-5736. Providers update this record themselves, so call before visiting.
How can I verify Lissa J. Diefendorf, APN's license?
NPPES lists Illinois license number 209008169, as entered by the provider. Search the Illinois board that licenses this profession; the NPPES record confirms identity only.
How much does Lissa J. Diefendorf, APN prescribe under Medicare Part D?
In 2024, Lissa J. Diefendorf, APN had 2,836 Medicare Part D claims for 263 beneficiaries; the average among adult health clinical nurse specialist prescribers was 1,079. 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.