GENEVIEVE SAN NICOLAS APRN, AGACNP-BC, DNP
NPI 1174090500
Nurse Practitioner in Chicago, IL

Q: What is Genevieve San Nicolas's NPI number?

The NPI number for Genevieve San Nicolas is 1174090500. It was assigned to this individual provider in the NPPES registry on October 24, 2018.

Q: What is Genevieve San Nicolas's specialty?

The primary specialty registered for this NPI is Nurse Practitioner with taxonomy code 363L00000X.

Active since October 24, 2018PECOS EnrolledAccepts Medicare Assignment

251 E HURON ST STE 5-704, CHICAGO, IL 60611(312) 695-0061(312) 926-8341 Get Directions Write a Review

NPPES record last updated: December 19, 2025. Verified against the NPPES registry weekly; last sync: August 09, 2026.

Record update history: Dec 19, 2025, Aug 19, 2021, Oct 24, 2018 (3 updates tracked since 2018).

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About Genevieve San Nicolas Aprn, Agacnp-bc, Dnp NPPES

Official registry information on file with the National Plan and Provider Enumeration System.

GENEVIEVE SAN NICOLAS APRN, AGACNP-BC, DNP (NPI 1174090500) is an individual nurse practitioner in Chicago, Illinois, licensed in Illinois (209032944) and active in the NPI registry since October 2018. She is enrolled in Medicare PECOS, is affiliated with Northwestern Memorial Hospital, and is a graduate of Other (2019).

NPPES Registry Identity

NPI1174090500

Entity TypeIndividualFemale

Primary Taxonomy363L00000X

Provider Legal NameGENEVIEVE SAN NICOLASCredential: APRN, AGACNP-BC, DNP

Location Address251 E HURON ST STE 5-704Chicago, IL 60611-2908

Mailing Address251 E Huron St Ste 5-704Chicago, IL 60611-2908 · (312) 695-0061 · Fax (312) 926-8341

Phone(312) 695-0061

Fax(312) 926-8341

Sole ProprietorNo

Medical School CMSOtherGraduated 2019

Enumeration DateOctober 24, 2018

Last NPPES UpdateDecember 19, 20253 updates tracked since enumeration

NPPES CertifiedDecember 19, 2025

✔ NPI 1174090500 is a valid, active identifier and passes the ISO check-digit test.

Specialties & Licenses 3

★ Primary SpecialtyNurse PractitionerPhysician Assistants & Advanced Practice Nursing Providers

Taxonomy Code363L00000X

License✔ Licensed in IL · 209032944

Definition

(1) A registered nurse provider with a graduate degree in nursing prepared for advanced practice involving independent and interdependent decision making and direct accountability for clinical judgment across the health care continuum or in a certified specialty. (2) A registered nurse who has completed additional training beyond basic nursing education and who provides primary health care services in accordance with state nurse practice laws or statutes. Tasks performed by nurse practitioners vary with practice requirements mandated by geographic, political, economic, and social factors. Nurse practitioner specialists include, but are not limited to, family nurse practitioners, gerontological nurse practitioners, pediatric nurse practitioners, obstetric-gynecologic nurse practitioners, and school nurse practitioners.

Also ListedNurse Practitioner · Critical Care MedicineTaxonomy 363LC0200X · License 9363062 (FL)

Also ListedNurse Practitioner · FamilyTaxonomy 363LF0000X · License 9363092 (FL)

251 E HURON ST STE 5-704, Chicago, IL 60611

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Accepted Insurance

The full list of accepted plans is on the Insurance tab. Issuers include AmeriHealth Caritas Next.Insurance ›

Medicare Participation & PECOS CMS

Medicare enrollment, assignment, and ordering and referring status from the CMS PECOS system.

Medicare Enrollment Status

✔

Enrolled in Medicare and accepts Medicare assignment

Genevieve San Nicolas Aprn, Agacnp-bc, Dnp is registered in PECOS and agrees to accept the Medicare-approved amount as full payment. Medicare patients are not billed beyond the standard deductible and coinsurance.

PECOS PAC ID3375876451

PECOS Enrollment IDI20250910001512

Eligible to Order & Refer✔ Part B Labs & Imaging✔ Durable Medical Equipment✔ Home Health Agency✔ Power Mobility DevicesPer the CMS Ordering and Referring file. Eligibility means Medicare pays claims that this provider orders or refers for these categories.

Hospital Affiliations CMS Care Compare

Hospitals where this provider delivers care, identified from recent Medicare claims and place-of-service records.

Northwestern Memorial Hospital

Acute Care Hospitals · Chicago, IL

5/5 CMS rating

OwnershipVoluntary non-profit - Private

CMS Certification Number140281

Location251 E Huron StChicago, IL 60611 · Cook County

Emergency services Birthing friendly

Physician Visit Costs CMS claims · ZIP area

Typical Medicare office-visit costs in the 60611 ZIP code area, from fee-for-service claims. These are area statistics, not this provider’s prices; actual charges vary by service and coverage.

New Patient

$94.06 typical visit price

range $60.08 – $183.39

Typical copayment $23.51 (range $15.02 – $45.84)

Most-billed visit code 99203

Established Patient

$105.70 typical visit price

range $18.97 – $148.12

Typical copayment $26.42 (range $4.74 – $37.03)

Most-billed visit code 99214

Amounts reflect what Medicare beneficiaries in this ZIP area are typically charged for office visits. Patients with other coverage should check their individual plans.

Other Providers at the Same Location NPPES 20

Providers registered at the same practice address, or within the immediate area, according to the NPPES registry.

DR. AMANDA R RAMWELL TOMLINSON MD

Anesthesiology