Cassandra Roy, NP
Nurse Practitioner · Chicago, IL
Cassandra Roy, NP is a nurse practitioner with a practice address in Chicago, Illinois, and NPI 1790318525, issued on Feb 20, 2020. Check the license (Illinois 209025207, as entered in NPPES) with the Illinois board that licenses this profession; the Medicare figures below come from public CMS files.
- Name
- Cassandra Roy
- Credential
- NP
- Primary taxonomy
- Nurse Practitioner 363L00000X
- License numbers
- 209025207 IL
95029510 CA
026359 OH
Self-reported in NPPES; status is on the state search - Practice location
- 5145 N California Ave Ste 331, Chicago, IL 60625
- Phone
- (773) 878-8200
- Enumerated
- Feb 20, 2020
- Record last updated
- Dec 14, 2024
- Fax
- (773) 293-4171
- Medicare enrollment
- Enrolled (PECOS I20240614002949); accepts Medicare assignment
- Entity
- Type 1 · individual
Also registered at 5145 N California Ave Ste 331
A shared address usually means a shared clinic or building; it does not show who employs whom.
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Verify Cassandra Roy in five checks
- 1IdentityNPI record in CMS NPPESNPI lookupConfirmed in NPPES
- 2LicenseActive license and public ordersWhich Illinois board licenses this profession
Search for license 209025207Check the board - 3Other statesLicenses and actions elsewhereDocInfo (FSMB)Not checked
- 4ExclusionsMedicare and Medicaid bansHHS-OIG exclusion listNot checked
- 5CertificationBoard certificationABMS AOA NCCPA AANPNot checked
85% fewer Medicare Part D claims than the average nurse practitioner in 2024
167 Medicare Part D claims for 123 beneficiaries, against an average of 1,109 among the 54,319 providers of this specialty who prescribed in Part D. Brand-name drugs were 7% of claims. 12 claims were for opioids.
Most prescribed
- Ibuprofen16 claims
- Nitrofurantoin Mono-Macro13 claims
- Cephalexin11 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 MIPS final score for 2023 (Medicare payment program): 91.1 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).
Industry payments in 2024: $84.56
5 payments; by number, the most common kind was food and beverage; the largest payer was Organogenesis Inc. The 38,884 providers of this specialty with any payment received $791.64 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
- Cep America - CaliforniaDaly City, CA
- Ucsf Health Medical FoundationSan Francisco, CA
Source: CMS Doctors and Clinicians National Downloadable File (the group practices a clinician bills Medicare through) (data.cms.gov).
952 nurse practitioner records list a practice address in Chicago
They are 952 of the 63,379 NPPES records with a practice address in Chicago, and 4,892 nurse practitioner records in Illinois.
All 952 in Chicago → All 4,892 in Illinois → Every provider in Chicago →
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- Hazel Acacio, APNPWauconda, IL1205471679
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- Mina Acevedo, APRNGlenview, IL1972174688
Common questions
What is Cassandra Roy, NP's NPI number?
Cassandra Roy, NP's National Provider Identifier (NPI) is 1790318525, issued on Feb 20, 2020. An NPI identifies a provider in billing; it is not a license.
Where is Cassandra Roy, NP located?
The NPPES record lists a practice address at 5145 N California Ave Ste 331, Chicago, IL, 60625. Phone: (773) 878-8200. Providers update this record themselves, so call before visiting.
How can I verify Cassandra Roy, NP's license?
NPPES lists Illinois license number 209025207, as entered by the provider. Search the Illinois board that licenses this profession; the NPPES record confirms identity only.
How much does Cassandra Roy, NP prescribe under Medicare Part D?
In 2024, Cassandra Roy, NP had 167 Medicare Part D claims for 123 beneficiaries; the average among nurse practitioner prescribers was 1,109. Part D covers Medicare prescriptions only.
What is Cassandra Roy, NP's MIPS final score?
The 2023 MIPS final score is 91.1 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), 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.