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HILLARY LOEHMAN APN-CNP
NPI 1669858791
Nurse Practitioner in Oak Park, IL

Active since July 30, 2015PECOS EnrolledAccepts Medicare Assignment
91.35/100
CMS Quality Rating

NPPES record last updated: April 10, 2026. Verified against the NPPES registry weekly; last sync: October 25, 2026.

About Hillary Loehman Apn-cnp NPPES

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

HILLARY LOEHMAN APN-CNP (NPI 1669858791) is an individual nurse practitioner in Oak Park, Illinois, licensed in Illinois (209013277) and active in the NPI registry since July 2015. She is enrolled in Medicare PECOS, is affiliated with Elmhurst Memorial Hospital, and is a graduate of Loyola University Of Chicago, Stritch School Of Medicine (2015).

NPPES Registry Identity

NPI1669858791
Entity TypeIndividualFemale
Primary Taxonomy363L00000X
Provider Legal NameHILLARY LOEHMANCredential: APN-CNP
Location Address3 ERIE CTOak Park, IL 60302-2519
Mailing Address200 Green Road, Suite 300Ann Arbor, MI 48105 · (734) 995-3764
Phone(708) 383-6200
Sole ProprietorNo
Medical School CMSLoyola University Of Chicago, Stritch School Of MedicineGraduated 2015
Enumeration DateJuly 30, 2015
Last NPPES UpdateApril 10, 2026
NPPES CertifiedApril 10, 2026
✔ NPI 1669858791 is a valid, active identifier and passes the ISO check-digit test.

Specialties & Licenses 2

★ Primary SpecialtyNurse PractitionerPhysician Assistants & Advanced Practice Nursing Providers
Taxonomy Code363L00000X
License✔ Licensed in IL · 209013277
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 · FamilyTaxonomy 363LF0000X · License 209013277 (IL)
3 ERIE CT, Oak Park, IL 60302
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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

Hillary Loehman Apn-cnp 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 ID4587971866
PECOS Enrollment IDI20150918001139
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

3

Medicare enrollment records show Hillary Loehman reassigns Medicare billing to 3 organizations. Each organization bills Medicare for the services this provider delivers there; the nearest is listed first.

Edward Health Ventures
8.3 mi
Clinic/Center
1200 S YORK ST, STE 3160
Elmhurst, IL 60126
  • Reassigned Medicare billing, Illinois enrollment
  • 561 clinicians in this Medicare group
NPI 1275963027 (331) 221-9090
Elmhurst Memorial Hospital
8.8 mi
General Acute Care Hospital
155 E BRUSH HILL RD
Elmhurst, IL 60126
  • Reassigned Medicare billing, Illinois enrollment
  • 205 clinicians in this Medicare group
NPI 1548306343 (331) 221-1000
Endeavor Health Medical Group
13 mi
Allergy & Immunology
1000 CENTRAL ST
Evanston, IL 60201
  • Reassigned Medicare billing, Illinois enrollment
  • 4,841 clinicians in this Medicare group
NPI 1497701882 (847) 570-5235

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 10

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.

Established patient office or other outpatient visit with low level od decision making, if using time, 20 minutes or more 99213
This is a routine visit for patients who have already been seen by the healthcare provider. During this approximately 20-29 minute appointment, your health status will be evaluated and any necessary treatments or tests will be discussed. It's a chance to address any health concerns you may have.
115 services107 patients
2019-ncov coronavirus, sars-cov-2/2019-ncov (covid-19), any technique, multiple types or subtypes (includes all targets), non-cdc U0002
This refers to a test for COVID-19, caused by the SARS-CoV-2 virus. The test identifies multiple types or subtypes of the virus, including all targets. It's not specifically based on the CDC's testing protocol. It helps determine if you're currently infected with the virus.
56 services56 patients
Established patient office or other outpatient visit with moderate level of decision making, if using time, 30 minutes or more 99214
This is a routine check-up for patients who have previously visited our clinic. It involves a comprehensive review of your health and any ongoing treatments. The consultation lasts between 30-39 minutes, allowing enough time to discuss any concerns.
48 services47 patients
New patient office or other outpatient visit with low level of medical decision making, if using time, 30 minutes or more 99203
This service involves an initial office or outpatient visit for a new patient. The healthcare professional will spend 30-44 minutes understanding your health history, current issues, and discussing possible treatment plans. It's a comprehensive evaluation to start your healthcare journey.
43 services43 patients
Detection test by nucleic acid for multiple types influenza virus 87502
A detection test by nucleic acid for multiple types of influenza virus is a diagnostic procedure. It identifies the genetic material of the virus in your body. It's highly accurate and can distinguish between different flu strains, helping in prompt and precise treatment.
27 services27 patients
Urinalysis, manual test 81002
A urinalysis is a simple, non-invasive test that checks the urine for various elements such as sugar, protein, and signs of infection. It can help detect many common conditions, including kidney disease and diabetes. The manual test involves a lab technician examining a urine sample.
24 services22 patients

Hospital Affiliations CMS Care Compare 2

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

Elmhurst Memorial Hospital

Acute Care Hospitals · Elmhurst, IL
4/5 CMS rating
OwnershipProprietary
CMS Certification Number140200
Location155 East Brush Hill RoadElmhurst, IL 60126 · Du Page County
Emergency services Birthing friendly

Edward Hospital

Acute Care Hospitals · Naperville, IL
5/5 CMS rating
OwnershipVoluntary non-profit - Private
CMS Certification Number140231
Location801 South WashingtonNaperville, IL 60540 · Du Page County
Emergency services Birthing friendly

Physician Visit Costs CMS claims · ZIP area

Typical Medicare office-visit costs in the 60302 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.

Medicare Quality Performance CMS QPP · MIPS

Performance in the CMS Quality Payment Program: the MIPS final score across four weighted categories, and the individual quality measures reported to Medicare.

91.35/100
MIPS Final ScoreMerit-based Incentive Payment System · CMS Quality Payment Program
Scored through an Alternative Payment Model
Quality82.71
Promoting Interoperability100
Improvement Activities40

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.

SARAH GOLDENBERG
Physical Therapist
3 ERIE CT
OAK PARK, IL 60302
Cook County (847) 975-7675
KAREN ANN B DENKOV APN
Nurse Practitioner (Family)
3 ERIE CT
OAK PARK, IL 60302
Cook County (708) 763-1476
TRAVIS A. TIRPAK APN-CNP
Nurse Practitioner
3 ERIE CT
OAK PARK, IL 60302
Cook County (708) 763-6747
HUSSAM ESKANDAFI M.D
Internal Medicine
3 ERIE CT, SUITE L700
OAK PARK, IL 60302
Cook County (708) 763-1222
KA NGAN WONG OTR/L
Occupational Therapist
3 ERIE CT
OAK PARK, IL 60302
Cook County (708) 383-6200
HEIDI ASBURY M.D.
Pathology (Anatomic Pathology & Clinical Pathology)
3 ERIE CT
OAK PARK, IL 60302
Cook County (708) 763-6947
MAX L HARRIS MD
Internal Medicine (Rheumatology)
3 ERIE CT, L700
OAK PARK, IL 60302
Cook County (708) 763-2536
AMEENA SYEDA MADANI PA
Physician Assistant (Medical)
3 ERIE CT
OAK PARK, IL 60302
Cook County (224) 518-8065

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 Hillary Loehman's NPI number?

The NPI number for Hillary Loehman is 1669858791. It was assigned to this individual provider in the NPPES registry on July 30, 2015.

Where is Hillary Loehman located?

Hillary Loehman practices at 3 Erie Ct, Oak Park, IL 60302. The listed phone number is (708) 383-6200.

What is Hillary Loehman's specialty?

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

Is Hillary Loehman enrolled in Medicare?

Yes. Hillary Loehman 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 Hillary Loehman's services?

According to the CMS Revalidation Reassignment List (October 2026 release), Hillary Loehman reassigns Medicare benefits to 3 organizations: Edward Health Ventures (Elmhurst, IL), Elmhurst Memorial Hospital (Elmhurst, IL) and Endeavor Health Medical Group (Evanston, 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 Hillary Loehman's services. Reassignment records can lag staffing changes; confirm current arrangements with the organization.

Is Hillary Loehman affiliated with any hospitals?

According to CMS data, Hillary Loehman is affiliated with Elmhurst Memorial Hospital and Edward Hospital.

When was this NPI record last updated?

The NPPES record for Hillary Loehman was last updated on April 10, 2026. NPI Profile syncs weekly with the NPPES registry data releases published by CMS. This NPI record was last updated 6 months 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.