Karen L. Otto, APRN
Acute Care Nurse Practitioner · Libertyville, IL
Karen L. Otto, APRN is an acute care nurse practitioner with a practice address in Libertyville, Illinois, and NPI 1144056797, issued on Sep 10, 2024. Check the license (Illinois 209.030399, as entered in NPPES) with the Illinois board that licenses this profession; the Medicare figures below come from public CMS files.
- Name
- Karen L. Otto
- Credential
- APRN
- Primary taxonomy
- Acute Care Nurse Practitioner 363LA2100X
- License number
- 209.030399 IL
Self-reported in NPPES; status is on the state search - Practice location
- 1870 W Winchester RD Ste 241, Libertyville, IL 60048
- Phone
- (847) 549-0170
- Enumerated
- Sep 10, 2024
- Record last updated
- Sep 19, 2024
- Entity
- Type 1 · individual
8 nearest acute care nurse practitioner records → All 639 in Illinois → Look up another NPI →
Also registered at 1870 W Winchester RD Ste 241
A shared address usually means a shared clinic or building; it does not show who employs whom.
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Verify Karen L. Otto in five checks
- 1IdentityNPI record in CMS NPPESNPI lookupConfirmed in NPPES
- 2LicenseActive license and public ordersWhich Illinois board licenses this profession
Search for license 209.030399Check the board - 3Other statesLicenses and actions elsewhereDocInfo (FSMB)Not checked
- 4ExclusionsMedicare and Medicaid bansHHS-OIG exclusion listNot checked
- 5CertificationBoard certificationABMS AOA NCCPA AANPNot checked
91% fewer Medicare Part D claims than the average acute care nurse practitioner in 2024
53 Medicare Part D claims for 34 beneficiaries, against an average of 594 among the 13,133 providers of this specialty who prescribed in Part D.
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: $141.31
7 payments; by number, the most common kind was food and beverage; the largest payer was Merck Sharp & Dohme LLC. The 10,984 providers of this specialty with any payment received $647.94 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.
Karen L. Otto among 639 acute care nurse practitioner records in Illinois
Karen L. Otto, APRN is one of 639 acute care nurse practitioner records with a practice address in Illinois. 79% of them appear in a Medicare file (Part D prescribing, MIPS, Open Payments or Medicare group billing); this one does. Its NPI, issued in 2024, is newer than 84% of them.
- NPI issued2024 · 84% of these records are older, 9% newer
- In a Medicare fileYes · 79% of these records are
- In the CMS Doctors and Clinicians fileNo · 68% of these records are
- Record last updated2024 · 45% of these records were not updated in five years or more
Source: CMS NPPES, file of Aug 9, 2026, every record with primary taxonomy 363LA2100X and a Illinois practice address; Medicare files: CMS Part D Prescribers 2024, MIPS 2023, Open Payments 2024, Doctors and Clinicians (data.cms.gov).
Acute Care Nurse Practitioner providers in Illinois
There are 639 acute care nurse practitioner records in Illinois.
All 639 in Illinois → Every provider in Libertyville → Acute Care Nurse Practitioner nationwide →
The 8 acute care nurse practitioner records with the nearest ZIP codes
- Swarna GummadiLake Zurich, IL 600471659080380
- Julie Wubs, RN, ACNPLake Zurich, IL 600471093862146
- Sarah Davis, CNPMcHenry, IL 600501730515172
- Michele Wilkinson, APRN, CNPMcHenry, IL 600501659701704
- Rebecca Curry-Edwards, AGACNP-BCLake Forest, IL 600451497126783
- Diane Duddles, NPLake Forest, IL 600451831114750
- Kimberly Wiersma, ACNP-BCLake Forest, IL 600451255674016
- Tracy Brunetti, APNMt Prospect, IL 600561912133596
Common questions
What is Karen L. Otto, APRN's NPI number?
Karen L. Otto, APRN's National Provider Identifier (NPI) is 1144056797, issued on Sep 10, 2024. An NPI identifies a provider in billing; it is not a license.
Where is Karen L. Otto, APRN located?
The NPPES record lists a practice address at 1870 W Winchester RD Ste 241, Libertyville, IL, 60048. Phone: (847) 549-0170. Providers update this record themselves, so call before visiting.
How can I verify Karen L. Otto, APRN's license?
NPPES lists Illinois license number 209.030399, as entered by the provider. Search the Illinois board that licenses this profession; the NPPES record confirms identity only.
How much does Karen L. Otto, APRN prescribe under Medicare Part D?
In 2024, Karen L. Otto, APRN had 53 Medicare Part D claims for 34 beneficiaries; the average among acute care nurse practitioner prescribers was 594. 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.