Catherine Arend
Family Nurse Practitioner · Crystal Lake, IL
Catherine Arend is a family nurse practitioner with a practice address in Crystal Lake, Illinois, and NPI 1538600820, issued on Mar 20, 2017. Check the license (Illinois 209015386, as entered in NPPES) with the Illinois board that licenses this profession; the Medicare figures below come from public CMS files.
- Name
- Catherine Arend
- Primary taxonomy
- Family Nurse Practitioner 363LF0000X
- License number
- 209015386 IL
Self-reported in NPPES; status is on the state search - Practice location
- 741 S Mchenry Ave, Crystal Lake, IL 60014
- Phone
- (815) 477-8844
- Enumerated
- Mar 20, 2017
- Entity
- Type 1 · individual
Also registered at 741 S Mchenry Ave
A shared address usually means a shared clinic or building; it does not show who employs whom.
- Saarim Ansari, FNP-BCHome Health Registered Nurse1831687565
- Stephanie GreenMarriage & Family Therapist1922947985
Verify Catherine Arend in five checks
- 1IdentityNPI record in CMS NPPESNPI lookupConfirmed in NPPES
- 2LicenseActive license and public ordersWhich Illinois board licenses this profession
Search for license 209015386Check the board - 3Other statesLicenses and actions elsewhereDocInfo (FSMB)Not checked
- 4ExclusionsMedicare and Medicaid bansHHS-OIG exclusion listNot checked
- 5CertificationBoard certificationABMS, AOA, NCCPA, AANPNot checked
4.4 times the Medicare Part D claims of the average family nurse practitioner in 2024
5,781 Medicare Part D claims for 162 beneficiaries, against an average of 1,302 among the 128,048 providers of this specialty who prescribed in Part D. Brand-name drugs were 6% of claims. 39 claims were for opioids.
Most prescribed
- Atorvastatin Calcium435 claims
- Levothyroxine Sodium303 claims
- Potassium Chloride292 claims
- Furosemide283 claims
- Escitalopram Oxalate218 claims
- Lisinopril194 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.
The practice group's Medicare quality score for 2023: 46 of 100
The Merit-based Incentive Payment System score is reported for the practice group, not for one clinician alone. Four categories are weighted into the final score; the average among 454,083 clinicians with a measured score was 83.5.
Source: CMS Quality Payment Program, MIPS performance year 2023, group reporting; category weights for 2023 (qpp.cms.gov).
One hospital or facility affiliation
- Chicago Midwest Geriatrics Physicians IncAurora, 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.
45 family nurse practitioner records list a Crystal Lake practice address
They are 45 of the 1,442 NPPES records with a Crystal Lake practice address, and 7,207 family nurse practitioner records in Illinois.
All 45 in Crystal Lake → All 7,207 in Illinois → Every provider in Crystal Lake →
Other family nurse practitioner records in Illinois
- Deborah Aaron, FNPChicago, IL1114024916
- Lawrence Abah, APNAurora, IL1306305115
- Theresa AbbaduskyPekin, IL1265892046
- Nadia Abbasi-Kling, FNP-BCChicago, IL1033767736
- Manar Abdalla, FNPChicago, IL1700632411
- Mahubah Abdallah, FNP-CRochelle, IL1841752284
- Rana Abdallah, DNP, APRN, FNP-CLake Villa, IL1851261887
- Servet Abdelhafez, APRNBrookfield, IL1790505048
- Nadia Abdessalam, FNP-BCOak Lawn, IL1356888283
- Saima Abdul Karim, FNP-BCCoal City, IL1629498753
Common questions
What is Catherine Arend's NPI number?
Catherine Arend's National Provider Identifier (NPI) is 1538600820, issued on Mar 20, 2017. An NPI identifies a provider in billing; it is not a license.
Where is Catherine Arend located?
The NPPES record lists a practice address at 741 S Mchenry Ave, Crystal Lake, IL, 60014. Phone: (815) 477-8844. Providers update this record themselves, so call before visiting.
How can I verify Catherine Arend's license?
NPPES lists Illinois license number 209015386, as entered by the provider. Search the Illinois board that licenses this profession; the NPPES record confirms identity only.
How much does Catherine Arend prescribe under Medicare Part D?
In 2024, Catherine Arend had 5,781 Medicare Part D claims for 162 beneficiaries; the average among family nurse practitioner prescribers was 1,302. Part D covers Medicare prescriptions only.
What is Catherine Arend's Medicare quality score?
The 2023 MIPS final score is 46 of 100, reported for the practice group. The average among 454,083 clinicians with a measured score was 83.5.
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.