AUDREY A LESS CRNA
NPI 1396128393
Nurse Anesthetist, Certified Registered in Melrose Park, IL
About Audrey A Less Crna NPPES
Official registry information on file with the National Plan and Provider Enumeration System.
AUDREY A LESS CRNA (NPI 1396128393) is an individual nurse anesthetist, certified registered in Melrose Park, Illinois, licensed in Illinois (209013094) and active in the NPI registry since July 2015. She is enrolled in Medicare PECOS, is affiliated with Adventist La Grange Memorial Hospital, and is a graduate of Other (2015).
NPPES Registry Identity
Specialties & Licenses 2
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
Audrey A Less Crna 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.
Medicare Billing Reassignments
6Medicare enrollment records show Audrey Less reassigns Medicare billing to 6 organizations. Each organization bills Medicare for the services this provider delivers there; the nearest is listed first.
Melrose Park, IL 60160
- Reassigned Medicare billing, Illinois enrollment
- 78 clinicians in this Medicare group
Elmhurst, IL 60126
- Reassigned Medicare billing, Illinois enrollment
- 81 clinicians in this Medicare group
Oak Brook, IL 60523
- Reassigned Medicare billing, Illinois enrollment
- 63 clinicians in this Medicare group
Chicago, IL 60637
- Reassigned Medicare billing, Illinois enrollment
- 635 clinicians in this Medicare group
Chicago, IL 60637
- Reassigned Medicare billing, Illinois enrollment
- 2,237 clinicians in this Medicare group
Arlington, TX 76006
- Reassigned Medicare billing, Illinois enrollment
- 735 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 4
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.
Hospital Affiliations CMS Care Compare 3
Hospitals where this provider delivers care, identified from recent Medicare claims and place-of-service records.
Adventist La Grange Memorial Hospital
Acute Care Hospitals · La Grange, ILThe University Of Chicago Medical Center
Acute Care Hospitals · Chicago, ILAdventist Hinsdale Hospital
Acute Care Hospitals · Hinsdale, ILPhysician Visit Costs CMS claims · ZIP area
Typical Medicare office-visit costs in the 60160 ZIP code area, from fee-for-service claims. These are area statistics, not this provider’s prices; actual charges vary by service and coverage.
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.
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.
MELROSE PARK, IL 60160
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 Audrey Less's NPI number?
The NPI number for Audrey Less is 1396128393. It was assigned to this individual provider in the NPPES registry on July 8, 2015.
Where is Audrey Less located?
Audrey Less practices at 701 W North Ave, Melrose Park, IL 60160. The listed phone number is (708) 681-3200.
What is Audrey Less's specialty?
The primary specialty registered for this NPI is Nurse Anesthetist, Certified Registered with taxonomy code 367500000X.
Is Audrey Less enrolled in Medicare?
Yes. Audrey Less 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 Audrey Less's services?
According to the CMS Revalidation Reassignment List (October 2026 release), Audrey Less reassigns Medicare benefits to 6 organizations: Gottlieb Midwest Anesthesiologists, LLC (Melrose Park, IL), Elmhurst Anesthesiologists, PC (Elmhurst, IL), Oak Brook Anesthesiologists, Ltd. (Oak Brook, IL), The University Of Chicago Medical Center (Chicago, IL), University Of Chicago (Chicago, IL) and 1 more organization, listed in the Medicare section above. 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 Audrey Less's services. Reassignment records can lag staffing changes; confirm current arrangements with the organization.
Is Audrey Less affiliated with any hospitals?
According to CMS data, Audrey Less is affiliated with Adventist La Grange Memorial Hospital, The University Of Chicago Medical Center and Adventist Hinsdale Hospital.
When was this NPI record last updated?
The NPPES record for Audrey Less was last updated on August 18, 2015. NPI Profile syncs weekly with the NPPES registry data releases published by CMS. This NPI record was last updated 11 years 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.
# Audrey A Less, CRNA · NPI 1396128393
Nurse Anesthetist, Certified Registered physician in Melrose Park, Illinois. Individual provider, active in the CMS NPPES registry since July 8, 2015.
## Identity
- **NPI:** 1396128393 (Entity type: Individual)
- **Enumerated:** July 8, 2015
- **Primary specialty:** Nurse Anesthetist, Certified Registered · taxonomy 367500000X
- **State license:** 209013094 (Illinois)
- **Sole proprietor:** Yes
## Practice location
- **Address:** 701 W NORTH AVE, Melrose Park, IL 60160-1612
- **Phone:** (708) 681-3200
## Medicare
- **Medicare:** Enrolled (PECOS); accepts Medicare assignment
- **Ordering & referring:** eligible for Part B labs & imaging
- **Bills Medicare through:** 6 organizations under Medicare reassignment (form CMS-855R): Gottlieb Midwest Anesthesiologists, LLC (NPI 1003832767, Melrose Park, IL); Elmhurst Anesthesiologists, PC (NPI 1376586610, Elmhurst, IL); Oak Brook Anesthesiologists, Ltd. (NPI 1881705937, Oak Brook, IL); The University Of Chicago Medical Center (NPI 1033218128, Chicago, IL); University Of Chicago (NPI 1821048786, Chicago, IL); and 1 more · CMS Revalidation Reassignment List, October 2026 release
- **Medical school:** Other, class of 2015
## Record status
- **NPPES last updated:** August 18, 2015
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Source: [NPI Profile](https://npiprofile.com/npi/1396128393) · Data from the CMS NPPES public registry.