Katherine Joy Horton, NP-C
Family Nurse Practitioner · Barrington, IL
Katherine Joy Horton, NP-C is a family nurse practitioner with a practice address in Barrington, Illinois, and NPI 1013305705, issued on Jan 2, 2015. Check the license (Illinois 209012360, as entered in NPPES) with the Illinois board that licenses this profession; the Medicare figures below come from public CMS files.
- Name
- Katherine Joy Horton
- Credential
- NP-C
- Primary taxonomy
- Family Nurse Practitioner 363LF0000X
- License number
- 209012360 IL
Self-reported in NPPES; status is on the state search - Practice location
- 405 Lake Zurich RD, Barrington, IL 60010
- Phone
- (847) 381-5599
- Enumerated
- Jan 2, 2015
- Record last updated
- Feb 14, 2017 (not updated in 9 years: call before relying on the address or phone)
- Fax
- (847) 381-1431
- Medicare enrollment
- Enrolled (PECOS I20150211001759); accepts Medicare assignment
- Entity
- Type 1 · individual
8 nearest family nurse practitioner records → All 7,639 in Illinois → Look up another NPI →
Also registered at 405 Lake Zurich RD
A shared address usually means a shared clinic or building; it does not show who employs whom.
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Verify Katherine Joy Horton in five checks
- 1IdentityNPI record in CMS NPPESNPI lookupConfirmed in NPPES
- 2LicenseActive license and public ordersWhich Illinois board licenses this profession
Search for license 209012360Check the board - 3Other statesLicenses and actions elsewhereDocInfo (FSMB)Not checked
- 4ExclusionsMedicare and Medicaid bansHHS-OIG exclusion listNot checked
- 5CertificationBoard certificationABMS AOA NCCPA AANPNot checked
94% fewer Medicare Part D claims than the average family nurse practitioner in 2024
82 Medicare Part D claims for 38 beneficiaries, against an average of 1,305 among the 140,557 providers of this specialty who prescribed in Part D. 28 claims were for opioids.
Most prescribed
- Hydrocodone-Acetaminophen12 claims
- Tramadol Hcl11 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.
No measured MIPS final score for 2023
CMS assigned the neutral MIPS final score of 75 without scoring Quality, Cost, Promoting Interoperability or Improvement Activities. It is an administrative threshold, so PlainDoctor does not compare it with measured clinicians.
Source: CMS Quality Payment Program, MIPS performance year 2023, group reporting; category weights for 2023 (qpp.cms.gov).
Bills Medicare through one group practice
- Mercy Health System CorporationCrystal Lake, IL
Source: CMS Doctors and Clinicians National Downloadable File (the group practices a clinician bills Medicare through) (data.cms.gov).
Katherine Joy Horton among 7,639 family nurse practitioner records in Illinois
Katherine Joy Horton, NP-C is one of 7,639 family nurse practitioner 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 2015, is newer than 24% of them.
- NPI issued2015 · 24% of these records are older, 70% newer
- In a Medicare fileYes · 78% of these records are
- In the CMS Doctors and Clinicians fileYes · 63% of these records are
- Graduated2014 · median 2018 among the 4,778 with a school on file
- Record last updated2017 · 39% of these records were not updated in five years or more
Source: CMS NPPES, file of Aug 9, 2026, every record with primary taxonomy 363LF0000X and a Illinois practice address; Medicare files: CMS Part D Prescribers 2024, MIPS 2023, Open Payments 2024, Doctors and Clinicians (data.cms.gov).
34 family nurse practitioner records list a practice address in Barrington
They are 34 of the 756 NPPES records with a practice address in Barrington, and 7,639 family nurse practitioner records in Illinois.
All 7,639 in Illinois → Every provider in Barrington → Family Nurse Practitioner nationwide →
The 8 family nurse practitioner records with the nearest ZIP codes
- Aleksandra BielawiecBarrington, IL 600101306076906
- Samantha CardenasBarrington, IL 600101285095554
- Mary Cotey, N.P.-C.Lake Barrington, IL 600101851708622
- Irina Frenkel, MSN, FNP-BCDeer Park, IL 600101194114223
- Juliet George, APNBarrington, IL 600101770925141
- Elizabeth Gross, APNBarrington, IL 600101821097957
- Simona Hofman, MSN, FNPBarrington, IL 600101124451810
- Danesha Howard, FNP-BCDeer Park, IL 600101255760799
Common questions
What is Katherine Joy Horton, NP-C's NPI number?
Katherine Joy Horton, NP-C's National Provider Identifier (NPI) is 1013305705, issued on Jan 2, 2015. An NPI identifies a provider in billing; it is not a license.
Where is Katherine Joy Horton, NP-C located?
The NPPES record lists a practice address at 405 Lake Zurich RD, Barrington, IL, 60010. Phone: (847) 381-5599. Providers update this record themselves, so call before visiting.
How can I verify Katherine Joy Horton, NP-C's license?
NPPES lists Illinois license number 209012360, as entered by the provider. Search the Illinois board that licenses this profession; the NPPES record confirms identity only.
How much does Katherine Joy Horton, NP-C prescribe under Medicare Part D?
In 2024, Katherine Joy Horton, NP-C had 82 Medicare Part D claims for 38 beneficiaries; the average among family nurse practitioner prescribers was 1,305. Part D covers Medicare prescriptions only.
What is Katherine Joy Horton, NP-C's MIPS final score?
CMS assigned the neutral MIPS final score of 75 for 2023 without scoring any category, so it is not a measured result.
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.