NPPES file of Aug 9, 2026

Daisy Ruiz

Family Nurse Practitioner · Chicago, IL

Daisy Ruiz is a family nurse practitioner with a practice address in Chicago, Illinois, and NPI 1194692962, issued on Oct 17, 2025. Check the license (Illinois 209032746, as entered in NPPES) with the Illinois board that licenses this profession; the Medicare figures below come from public CMS files.

Record from CMS NPPES, file of Aug 9, 2026 · method · Verify with CMS →

NPPES recordNPPES file of Aug 9, 2026
1194692962
Name
Daisy Ruiz
Primary taxonomy
Family Nurse Practitioner 363LF0000X
License number
209032746 IL
Self-reported in NPPES; status is on the state search
Practice location
5841 S Maryland Ave, Chicago, IL 60637
Phone
(773) 702-6302
Enumerated
Oct 17, 2025
Record last updated
Feb 5, 2026
Medicare enrollment
Enrolled (PECOS I20260224001240); accepts Medicare assignment
Entity
Type 1 · individual
Public record from CMS NPPES (open it on the CMS NPI Registry). Enrollment, assignment, school and telehealth: CMS Doctors and Clinicians file, Aug 2026. A record is not a license: verify it with the state board.
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8 nearest family nurse practitioner records → All 7,639 in Illinois → Look up another NPI →

Also registered at 5841 S Maryland Ave

A shared address usually means a shared clinic or building; it does not show who employs whom.

  1. Ma. Theresa Abaring, CRNACertified Registered Nurse Anesthetist1962647586
  2. Rouzbeh AbbasgholizadehRetina Specialist (Ophthalmology) Physician1881510030
  3. Jehad Abdalla, MDSleep Medicine (Internal Medicine) Physician1053898684
  4. Sara Abdelaziz, MDEndocrinology, Diabetes & Metabolism Physician1598258089
  5. Noor Abdelrahman, PA-CPhysician Assistant1851012413
  6. Unknown Abdul Hanan, MDBlood Banking & Transfusion Medicine Physician1750022240

Verify Daisy Ruiz in five checks

  1. 1IdentityNPI record in CMS NPPESNPI lookupConfirmed in NPPES
  2. 2LicenseActive license and public ordersWhich Illinois board licenses this profession
    Search for license 209032746    Check the board
  3. 3Other statesLicenses and actions elsewhereDocInfo (FSMB)Not checked
  4. 4ExclusionsMedicare and Medicaid bansHHS-OIG exclusion listNot checked
  5. 5CertificationBoard certificationABMS AOA NCCPA AANPNot checked
Find the Illinois license search

PlainDoctor does not match the HHS-OIG exclusion list to individual records: most entries carry no NPI. Search the OIG exclusion list by name.

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2 hospitals and group practices

  1. The University OF Chicago Medical CenterChicago, IL · Acute Care Hospitals4 of 5 stars
  2. University OF ChicagoChicago, IL

Source: CMS Doctors and Clinicians National Downloadable File (the group practices a clinician bills Medicare through); hospitals matched to CMS Hospital General Information (Care Compare) (data.cms.gov). Star ratings are CMS hospital ratings, not ratings of this provider.

Daisy Ruiz among 7,639 family nurse practitioner records in Illinois

Daisy Ruiz 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 2025, is newer than 91% of them.

  • NPI issued2025 · 91% of these records are older, 3% newer
  • In a Medicare fileYes · 78% of these records are
  • In the CMS Doctors and Clinicians fileYes · 63% of these records are
  • Graduated2025 · median 2018 among the 4,778 with a school on file
  • Record last updated2026 · 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).

1,567 family nurse practitioner records list a practice address in Chicago

They are 1,567 of the 63,379 NPPES records with a practice address in Chicago, and 7,639 family nurse practitioner records in Illinois.

All 7,639 in Illinois → Every provider in Chicago → Family Nurse Practitioner nationwide →

The 8 family nurse practitioner records with the nearest ZIP codes

  1. Donna Christian, APNChicago, IL 606371053440800
  2. Lauren CreightonChicago, IL 606371457642209
  3. Amanda HasseltineChicago, IL 606371184994741
  4. Karen Heffernan, FNPChicago, IL 606371265732457
  5. Jennifer LabasChicago, IL 606371326343310
  6. Abigail Morrow, APNChicago, IL 606371881918134
  7. Kathleen NagleChicago, IL 606371558648865
  8. Gianetta Norwood, NURSE PRACTITIONERChicago, IL 606371619250289

Common questions

What is Daisy Ruiz's NPI number?

Daisy Ruiz's National Provider Identifier (NPI) is 1194692962, issued on Oct 17, 2025. An NPI identifies a provider in billing; it is not a license.

Where is Daisy Ruiz located?

The NPPES record lists a practice address at 5841 S Maryland Ave, Chicago, IL, 60637. Phone: (773) 702-6302. Providers update this record themselves, so call before visiting.

How can I verify Daisy Ruiz's license?

NPPES lists Illinois license number 209032746, as entered by the provider. Search the Illinois board that licenses this profession; the NPPES record confirms identity 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.

Written with AI tools from the named public files; every figure is computed from those files (how it is made).

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.