Recently Updated NPI Information — some details in this NPI profile have been updated in the NPI registry within the last 60 days.

DESIRAE DEMARCO APN
NPI 1821628710
Nurse Practitioner in Chicago, IL

Active since January 20, 2020PECOS EnrolledAccepts Medicare Assignment
1725 W HARRISON ST STE 450, CHICAGO, IL 60612(312) 563-4238 Get Directions Write a Review

NPPES record last updated: September 23, 2026. Verified against the NPPES registry weekly; last sync: October 25, 2026.

Record update history: Sep 23, 2026, Jan 20, 2020 (2 updates tracked since 2020).

About Desirae Demarco Apn NPPES

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

DESIRAE DEMARCO APN (NPI 1821628710) is an individual nurse practitioner in Chicago, Illinois, licensed in Illinois (209020312) and active in the NPI registry since January 2020. She is enrolled in Medicare PECOS, is affiliated with The University Of Chicago Medical Center, and maintains 3 additional practice locations.

NPPES Registry Identity

NPI1821628710
Entity TypeIndividualFemale
Primary Taxonomy363L00000X
Provider Legal NameDESIRAE DEMARCOCredential: APN
Location Address1725 W HARRISON ST STE 450Chicago, IL 60612-4828
Mailing Address1725 W Harrison St Ste 450Chicago, IL 60612-4828 · (312) 563-4238
Sole ProprietorYes
Medical School CMSOtherGraduated 2019
Enumeration DateJanuary 20, 2020
Last NPPES UpdateSeptember 23, 20262 updates tracked since enumeration
NPPES CertifiedSeptember 23, 2026
✔ NPI 1821628710 is a valid, active identifier and passes the ISO check-digit test.

Specialties & Licenses

★ Primary SpecialtyNurse PractitionerPhysician Assistants & Advanced Practice Nursing Providers
Taxonomy Code363L00000X
License✔ Licensed in IL · 209020312
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.
1725 W HARRISON ST STE 450, Chicago, IL 60612

Secondary Practice Locations 3

Location 110604 Southwest Hwy Ste 107Chicago Ridge, IL 60415-2717 · Phone (708) 274-4900
Location 24440 W 95th StOak Lawn, IL 60453-2600 · Phone (708) 684-8000
Location 35841 S MARYLAND AVEChicago, IL 60637-1443 · Phone (888) 824-0200

Accepted Insurance

Medicare Participation & PECOS CMS

Medicare enrollment, assignment, billing reassignment, and ordering and referring status from CMS.

Medicare Enrollment Status

✔

Enrolled in Medicare and accepts Medicare assignment

Desirae Demarco Apn 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 ID7719303783
PECOS Enrollment IDI20200820003122
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.

Medicare Billing Reassignments

5

Medicare enrollment records show Desirae Demarco reassigns Medicare billing to 5 organizations. Each organization bills Medicare for the services this provider delivers there; the nearest is listed first.

General Acute Care Hospital
5841 S MARYLAND AVE
Chicago, IL 60637
  • Reassigned Medicare billing, Illinois enrollment
  • 635 clinicians in this Medicare group
Multi-Specialty
5841 S MARYLAND AVE, UCPG/MC 1099
Chicago, IL 60637
  • Reassigned Medicare billing, Illinois enrollment
  • 2,237 clinicians in this Medicare group
Pulmonary Disease
12820 S RIDGELAND AVE STE B
Palos Heights, IL 60463
  • Reassigned Medicare billing, Illinois enrollment
  • 52 clinicians in this Medicare group
Vascular & Interventional Radiology
1890 SILVER CROSS BLVD STE 450
New Lenox, IL 60451
  • Reassigned Medicare billing, Illinois enrollment
  • 20 clinicians in this Medicare group
Diagnostic Radiology
1900 SILVER CROSS BLVD
New Lenox, IL 60451
  • Reassigned Medicare billing, Illinois enrollment
  • 25 clinicians in this Medicare group

Source: CMS Revalidation Reassignment List, October 2026 release. Reassignment records can lag staffing changes; confirm a current affiliation with the organization.

Areas of Expertise CMS Part B claims 9

Services this provider delivered to Medicare fee-for-service patients, from the CMS Medicare utilization data. Higher counts generally reflect more experience with a service; care delivered outside Medicare is not included.

Initial hospital care with straightforward or low level of medical decision making, per day, if using time, at least 40 minutes 99221
Initial hospital inpatient care refers to the first day of your stay in the hospital. This service typically includes a 30-minute check-up with a healthcare professional. They'll assess your health, discuss your condition, and plan your treatment. It's part of ensuring you receive the best possible care.
136 services123 patients
Aspiration of fluid from chest cavity using imaging guidance 32555
This procedure, known as a thoracentesis, involves removing fluid from the space between the lungs and chest wall, called the pleural space. It's performed under imaging guidance to ensure precision. It can help diagnose conditions or relieve symptoms like shortness of breath.
91 services66 patients
Drainage of fluid from abdominal cavity using imaging guidance 49083
This procedure involves removing excess fluid from your abdominal cavity, which can relieve discomfort. A specialist uses imaging technology to guide a thin needle into the right spot. The fluid is then drained out safely.
79 services34 patients
Critical care, first 30-74 minutes 99291
Critical care involves immediate and constant attention by a team of specially-trained health professionals. It's for patients with life-threatening conditions, requiring first 30-74 minutes of intense monitoring and treatment.
44 services36 patients
Subsequent hospital care with straightforward or low level of medical decision making, per day, if using time, at least 25 minutes 99231
Follow-up hospital inpatient care is a daily service where a healthcare professional checks on your health progress during your hospital stay. Each session typically lasts 15 minutes, involving updates on your condition and adjustments to your treatment plan, if necessary.
40 services36 patients
New patient office or other outpatient visit with straightforward medical decision making, if using time, 15 minutes or more 99202
This service involves an initial visit to the doctor's office or other outpatient setting. It typically lasts between 15-29 minutes. The doctor will review your medical history, conduct a physical examination, and discuss your health concerns. It's a chance to establish your health baseline and address any immediate medical issues.
35 services35 patients

Hospital Affiliations CMS Care Compare 2

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

The University Of Chicago Medical Center

Acute Care Hospitals · Chicago, IL
3/5 CMS rating
OwnershipVoluntary non-profit - Private
CMS Certification Number140088
Location5841 South MarylandChicago, IL 60637 · Cook County
Emergency services Birthing friendly

Silver Cross Hospital And Medical Centers

Acute Care Hospitals · New Lenox, IL
4/5 CMS rating
OwnershipVoluntary non-profit - Private
CMS Certification Number140213
Location1900 Silver Cross BlvdNew Lenox, IL 60451 · Will County
Emergency services Birthing friendly

Physician Visit Costs CMS claims · ZIP area

Typical Medicare office-visit costs in the 60612 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 4

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

Radiology (Vascular & Interventional Radiology)
1725 W HARRISON ST STE 450
CHICAGO, IL 60612
Radiology (Vascular & Interventional Radiology)
1725 W HARRISON ST STE 450
CHICAGO, IL 60612
Radiology (Vascular & Interventional Radiology)
1725 W HARRISON ST STE 450
CHICAGO, IL 60612
Radiology (Vascular & Interventional Radiology)
1725 W HARRISON ST STE 450
CHICAGO, IL 60612

Frequently Asked Questions NPPES & CMS

Common questions about this NPI record, answered from the official NPPES registry and CMS datasets shown on this page.

What is Desirae Demarco's NPI number?

The NPI number for Desirae Demarco is 1821628710. It was assigned to this individual provider in the NPPES registry on January 20, 2020.

Where is Desirae Demarco located?

Desirae Demarco practices at 1725 W Harrison St Ste 450, Chicago, IL 60612. The listed phone number is (312) 563-4238.

What is Desirae Demarco's specialty?

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

Is Desirae Demarco enrolled in Medicare?

Yes. Desirae Demarco is registered in the Medicare PECOS system and accepts Medicare assignment, which means accepting the Medicare-approved amount as payment in full for covered services.

Which organizations bill Medicare for Desirae Demarco's services?

According to the CMS Revalidation Reassignment List (October 2026 release), Desirae Demarco reassigns Medicare benefits to 5 organizations: The University Of Chicago Medical Center (Chicago, IL), University Of Chicago (Chicago, IL), Midwest Pulmonary Critical Care & Sleep Consultants LLC (Palos Heights, IL), Advanced Midwest Interventional Radiology, LLC (New Lenox, IL) and Advanced Midwest Radiology S C (New Lenox, IL). Each reassignment is filed with Medicare on form CMS-855R, signed by both the clinician and the organization, and lets the organization bill Medicare and receive payment for Desirae Demarco's services. Reassignment records can lag staffing changes; confirm current arrangements with the organization.

What insurance does Desirae Demarco accept?

Health plans from Ambetter Health and Ambetter Health of Delaware list Desirae Demarco as in-network in at least one marketplace plan. Coverage varies by plan and year; verify with the insurer or the provider before a visit.

Is Desirae Demarco affiliated with any hospitals?

According to CMS data, Desirae Demarco is affiliated with The University Of Chicago Medical Center and Silver Cross Hospital And Medical Centers.

When was this NPI record last updated?

The NPPES record for Desirae Demarco was last updated on September 23, 2026. NPI Profile syncs weekly with the NPPES registry data releases published by CMS. This NPI record was last updated 37 days ago. If this record has changed at CMS more recently, you can request an on-demand re-check against the live CMS registry, directly from this page.