Cassandra Lynn Greene, APRN, CNP
Nurse Practitioner · Chicago, IL
Cassandra Lynn Greene, APRN, CNP is a nurse practitioner with a practice address in Chicago, Illinois, and NPI 1639824584, issued on Feb 18, 2022. Check the license (Illinois 209023212, as entered in NPPES) with the Illinois board that licenses this profession; the Medicare figures below come from public CMS files.
- Name
- Cassandra Lynn Greene
- Credential
- APRN, CNP
- Primary taxonomy
- Nurse Practitioner 363L00000X
- License number
- 209023212 IL
Self-reported in NPPES; status is on the state search - Practice location
- 251 E Huron St FL 14, Chicago, IL 60611
- Phone
- (312) 926-9843
- Enumerated
- Feb 18, 2022
- Record last updated
- Jun 16, 2022
- Fax
- (312) 926-8119
- Medicare enrollment
- Enrolled (PECOS I20220412001292); accepts Medicare assignment
- Entity
- Type 1 · individual
8 nearest nurse practitioner records → All 4,892 in Illinois → Look up another NPI →
Also registered at 251 E Huron St FL 14
A shared address usually means a shared clinic or building; it does not show who employs whom.
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Verify Cassandra Lynn Greene in five checks
- 1IdentityNPI record in CMS NPPESNPI lookupConfirmed in NPPES
- 2LicenseActive license and public ordersWhich Illinois board licenses this profession
Search for license 209023212Check the board - 3Other statesLicenses and actions elsewhereDocInfo (FSMB)Not checked
- 4ExclusionsMedicare and Medicaid bansHHS-OIG exclusion listNot checked
- 5CertificationBoard certificationABMS AOA NCCPA AANPNot checked
The MIPS final score for 2023 (Medicare payment program): 94.1 of 100
The Merit-based Incentive Payment System score is reported for this clinician. 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; category weights for 2023 (qpp.cms.gov).
Industry payments in 2024: $68.99
1 payment: education; the largest payer was Astellas Pharma US 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 one group practice
- Northwestern Medical Faculty FoundationChicago, IL
Source: CMS Doctors and Clinicians National Downloadable File (the group practices a clinician bills Medicare through) (data.cms.gov).
Cassandra Lynn Greene among 4,892 nurse practitioner records in Illinois
Cassandra Lynn Greene, APRN, CNP is one of 4,892 nurse practitioner records with a practice address in Illinois. 81% of them appear in a Medicare file (Part D prescribing, MIPS, Open Payments or Medicare group billing); this one does. Its NPI, issued in 2022, is newer than 73% of them.
- NPI issued2022 · 73% of these records are older, 20% newer
- In a Medicare fileYes · 81% of these records are
- In the CMS Doctors and Clinicians fileYes · 69% of these records are
- Graduated2020 · median 2018 among the 3,389 with a school on file
- Record last updated2022 · 36% of these records were not updated in five years or more
Source: CMS NPPES, file of Aug 9, 2026, every record with primary taxonomy 363L00000X and a Illinois practice address; Medicare files: CMS Part D Prescribers 2024, MIPS 2023, Open Payments 2024, Doctors and Clinicians (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 4,892 in Illinois → Every provider in Chicago → Nurse Practitioner nationwide →
The 8 nurse practitioner records with the nearest ZIP codes
- Sarah Anderson, NPChicago, IL 606111043243355
- Larry Boehlke, NPChicago, IL 606111972575231
- Joanne Cullina, MSN, APNChicago, IL 606111619904885
- Florence Denby, RN, CNP, APNChicago, IL 606111598773103
- Rebecca DukeChicago, IL 606111932204286
- Sylvia Duraski, CNP, APNChicago, IL 606111417965039
- Barbara Guido, APN-CNPChicago, IL 606111780784611
- Susanna Miranda, DNP, APRN, AGNP-CChicago, IL 606111831118512
Common questions
What is Cassandra Lynn Greene, APRN, CNP's NPI number?
Cassandra Lynn Greene, APRN, CNP's National Provider Identifier (NPI) is 1639824584, issued on Feb 18, 2022. An NPI identifies a provider in billing; it is not a license.
Where is Cassandra Lynn Greene, APRN, CNP located?
The NPPES record lists a practice address at 251 E Huron St FL 14, Chicago, IL, 60611. Phone: (312) 926-9843. Providers update this record themselves, so call before visiting.
How can I verify Cassandra Lynn Greene, APRN, CNP's license?
NPPES lists Illinois license number 209023212, as entered by the provider. Search the Illinois board that licenses this profession; the NPPES record confirms identity only.
What is Cassandra Lynn Greene, APRN, CNP's MIPS final score?
The 2023 MIPS final score is 94.1 of 100. 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.