HEATHER A KELDAHL CRNA
NPI 1013215714
Nurse Anesthetist, Certified Registered in Chicago, IL
About Heather A Keldahl Crna NPPES
Official registry information on file with the National Plan and Provider Enumeration System.
HEATHER A KELDAHL CRNA (NPI 1013215714) is an individual nurse anesthetist, certified registered in Chicago, Illinois, licensed in Illinois (209-008545) and active in the NPI registry since March 2011. She is enrolled in Medicare PECOS, is affiliated with Advocate Illinois Masonic Medical Center, and maintains 2 additional practice locations.
NPPES Registry Identity
Specialties & Licenses 2
Secondary Practice Locations 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
Heather A Keldahl 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 Reassignment
Medicare enrollment records show Heather Keldahl reassigns Medicare billing to 1 organization. The organization bills Medicare for the services this provider delivers there.
Chicago, IL 60657
- Reassigned Medicare billing, Illinois enrollment
- 4,870 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 2
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
Hospitals where this provider delivers care, identified from recent Medicare claims and place-of-service records.
Advocate Illinois Masonic Medical Center
Acute Care Hospitals · Chicago, ILPhysician Visit Costs CMS claims · ZIP area
Typical Medicare office-visit costs in the 60657 ZIP code area, from fee-for-service claims. These are area statistics, not this provider’s prices; actual charges vary by service and coverage.
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.
CHICAGO, IL 60657
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 Heather Keldahl's NPI number?
The NPI number for Heather Keldahl is 1013215714. It was assigned to this individual provider in the NPPES registry on March 3, 2011.
Where is Heather Keldahl located?
Heather Keldahl practices at 836 W Wellington Ave, Chicago, IL 60657. The listed phone number is (773) 795-1600.
What is Heather Keldahl's specialty?
The primary specialty registered for this NPI is Nurse Anesthetist, Certified Registered with taxonomy code 367500000X.
Is Heather Keldahl enrolled in Medicare?
Yes. Heather Keldahl 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 organization bills Medicare for Heather Keldahl's services?
According to the CMS Revalidation Reassignment List (October 2026 release), Heather Keldahl reassigns Medicare benefits to Advocate Health And Hospitals Corp. (Chicago, IL). The 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 Heather Keldahl's services. Reassignment records can lag staffing changes; confirm current arrangements with the organization.
Is Heather Keldahl affiliated with any hospitals?
According to CMS data, Heather Keldahl is affiliated with Advocate Illinois Masonic Medical Center.
When was this NPI record last updated?
The NPPES record for Heather Keldahl was last updated on June 11, 2026. NPI Profile syncs weekly with the NPPES registry data releases published by CMS. This NPI record was last updated 4 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.
# Heather A Keldahl, CRNA · NPI 1013215714
Nurse Anesthetist, Certified Registered physician in Chicago, Illinois. Individual provider, active in the CMS NPPES registry since March 3, 2011.
## Identity
- **NPI:** 1013215714 (Entity type: Individual)
- **Enumerated:** March 3, 2011
- **Primary specialty:** Nurse Anesthetist, Certified Registered · taxonomy 367500000X
- **State license:** 209-008545 (Illinois)
- **Sole proprietor:** No
## Practice location
- **Address:** 836 W WELLINGTON AVE, Chicago, IL 60657-5147
- **Phone:** (773) 795-1600
## Medicare
- **Medicare:** Enrolled (PECOS); accepts Medicare assignment
- **Ordering & referring:** eligible for Part B labs & imaging
- **Bills Medicare through:** Advocate Health And Hospitals Corp. (NPI 1487951711, Chicago, IL), under Medicare reassignment (form CMS-855R) · CMS Revalidation Reassignment List, October 2026 release
- **Medical school:** Rush Medical College Of Rush University, class of 2010
## Record status
- **NPPES last updated:** June 11, 2026
---
Source: [NPI Profile](https://npiprofile.com/npi/1013215714) · Data from the CMS NPPES public registry.