NPPES file of Aug 9, 2026

Genevieve San Nicolas, APRN, AGACNP-BC, DNP

Nurse Practitioner · Chicago, IL

Genevieve San Nicolas, APRN, AGACNP-BC, DNP is a nurse practitioner with a practice address in Chicago, Illinois, and NPI 1174090500, issued on Oct 24, 2018. Check the license (Illinois 209032944, 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
1174090500
Name
Genevieve San Nicolas
Credential
APRN, AGACNP-BC, DNP
Primary taxonomy
Nurse Practitioner 363L00000X
License numbers
209032944 IL
9363062 FL
9363092 FL
Self-reported in NPPES; status is on the state search
Practice location
251 E Huron St Ste 5-704, Chicago, IL 60611
Phone
(312) 695-0061
Enumerated
Oct 24, 2018
Record last updated
Dec 19, 2025
Fax
(312) 926-8341
Medicare enrollment
Enrolled (PECOS I20250910001512); 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 nurse practitioner records → All 4,892 in Illinois → Look up another NPI →

Also registered at 251 E Huron St Ste 5-704

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

  1. Faryal Ahmad, MDAnesthesiology Physician1861952301
  2. Talal Akbar, MDAnesthesiology Physician1154855336
  3. Mansi Almaraz, DNP, APRN, AGACNP-BCNurse Practitioner1770335739
  4. Allison Aown, APRN, CRNACertified Registered Nurse Anesthetist1255012290
  5. Benjamin Aquino, MDAnesthesiology Physician1194743039
  6. Walker Asprey, MDAnesthesiology Physician1124653266

Verify Genevieve San Nicolas 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 209032944    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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Bills Medicare through one group practice

  1. Northwestern Medical Faculty FoundationChicago, IL

Source: CMS Doctors and Clinicians National Downloadable File (the group practices a clinician bills Medicare through) (data.cms.gov).

Genevieve San Nicolas among 4,892 nurse practitioner records in Illinois

Genevieve San Nicolas, APRN, AGACNP-BC, DNP 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 2018, is newer than 47% of them.

  • NPI issued2018 · 47% of these records are older, 46% newer
  • In a Medicare fileYes · 81% of these records are
  • In the CMS Doctors and Clinicians fileYes · 69% of these records are
  • Graduated2019 · median 2018 among the 3,389 with a school on file
  • Record last updated2025 · 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

  1. Sarah Anderson, NPChicago, IL 606111043243355
  2. Larry Boehlke, NPChicago, IL 606111972575231
  3. Joanne Cullina, MSN, APNChicago, IL 606111619904885
  4. Florence Denby, RN, CNP, APNChicago, IL 606111598773103
  5. Rebecca DukeChicago, IL 606111932204286
  6. Sylvia Duraski, CNP, APNChicago, IL 606111417965039
  7. Barbara Guido, APN-CNPChicago, IL 606111780784611
  8. Susanna Miranda, DNP, APRN, AGNP-CChicago, IL 606111831118512

Common questions

What is Genevieve San Nicolas, APRN, AGACNP-BC, DNP's NPI number?

Genevieve San Nicolas, APRN, AGACNP-BC, DNP's National Provider Identifier (NPI) is 1174090500, issued on Oct 24, 2018. An NPI identifies a provider in billing; it is not a license.

Where is Genevieve San Nicolas, APRN, AGACNP-BC, DNP located?

The NPPES record lists a practice address at 251 E Huron St Ste 5-704, Chicago, IL, 60611. Phone: (312) 695-0061. Providers update this record themselves, so call before visiting.

How can I verify Genevieve San Nicolas, APRN, AGACNP-BC, DNP's license?

NPPES lists Illinois license number 209032944, 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.