DR. JEFFREY D JAAX MD
NPI 1457301814
Anesthesiology in Kansas City, MO
About Dr. Jeffrey D Jaax Md NPPES
Official registry information on file with the National Plan and Provider Enumeration System.
DR. JEFFREY D JAAX MD (NPI 1457301814) is an individual anesthesiology provider in Kansas City, Missouri, licensed in Missouri (R2P14) and active in the NPI registry since May 2006. He is enrolled in Medicare PECOS, is affiliated with Saint John Hospital, and is a graduate of Other (1987).
NPPES Registry Identity
Specialties & Licenses
Other Identifiers 6
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
Dr. Jeffrey D Jaax Md 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
2Medicare enrollment records show Jeffrey Jaax reassigns Medicare billing to 2 organizations. Each organization bills Medicare for the services this provider delivers there; the nearest is listed first.
Irving, TX 75038
- Reassigned Medicare billing, Missouri enrollment
- 189 clinicians in this Medicare group
Arlington, TX 76006
- Reassigned Medicare billing, Kansas enrollment
- 91 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 3
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 2
Hospitals where this provider delivers care, identified from recent Medicare claims and place-of-service records.
Saint John Hospital
Acute Care Hospitals · Leavenworth, KSProvidence Medical Center
Acute Care Hospitals · Kansas City, KSMedicare 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.
KANSAS CITY, MO 64111
KANSAS CITY, MO 64111
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 Jeffrey Jaax's NPI number?
The NPI number for Jeffrey Jaax is 1457301814. It was assigned to this individual provider in the NPPES registry on May 10, 2006.
Where is Jeffrey Jaax located?
Jeffrey Jaax practices at 4401 Wornall Rd Anesthesia Dept, Kansas City, MO 64111. The listed phone number is (816) 932-7940.
What is Jeffrey Jaax's specialty?
The primary specialty registered for this NPI is Anesthesiology with taxonomy code 207L00000X.
Is Jeffrey Jaax enrolled in Medicare?
Yes. Jeffrey Jaax 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 Jeffrey Jaax's services?
According to the CMS Revalidation Reassignment List (October 2026 release), Jeffrey Jaax reassigns Medicare benefits to 2 organizations: Northstar Anesthesia Of Missouri, LLC (Irving, TX) and Northstar Anesthesia Of Kansas, LLC (Arlington, TX). 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 Jeffrey Jaax's services. Reassignment records can lag staffing changes; confirm current arrangements with the organization.
What insurance does Jeffrey Jaax accept?
Health plans from Blue Cross and Blue Shield of Kansas City list Jeffrey Jaax 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 Jeffrey Jaax affiliated with any hospitals?
According to CMS data, Jeffrey Jaax is affiliated with Saint John Hospital and Providence Medical Center.
When was this NPI record last updated?
The NPPES record for Jeffrey Jaax was last updated on December 13, 2013. NPI Profile syncs weekly with the NPPES registry data releases published by CMS. This NPI record was last updated 12 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.
# Dr. Jeffrey D Jaax, MD · NPI 1457301814
Anesthesiology physician in Kansas City, Missouri. Individual provider, active in the CMS NPPES registry since May 10, 2006.
## Identity
- **NPI:** 1457301814 (Entity type: Individual)
- **Enumerated:** May 10, 2006
- **Primary specialty:** Anesthesiology · taxonomy 207L00000X
- **State license:** R2P14 (Missouri)
- **Sole proprietor:** No
## Practice location
- **Address:** 4401 WORNALL RD, ANESTHESIA DEPT, Kansas City, MO 64111-3220
- **Phone:** (816) 932-7940 · **Fax:** (816) 932-7957
## Medicare
- **Medicare:** Enrolled (PECOS); accepts Medicare assignment
- **Ordering & referring:** eligible for Part B labs & imaging, durable medical equipment, home health, power mobility devices
- **Bills Medicare through:** 2 organizations under Medicare reassignment (form CMS-855R): Northstar Anesthesia Of Missouri, LLC (NPI 1396191789, Irving, TX); Northstar Anesthesia Of Kansas, LLC (NPI 1073942074, Arlington, TX) · CMS Revalidation Reassignment List, October 2026 release
- **Medical school:** Other, class of 1987
## Record status
- **NPPES last updated:** December 13, 2013
- **Other identifiers:** Other 050063936 (MO); Medicaid 100124980B (MO); Medicare UPIN E76880 (MO); and 3 more
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Source: [NPI Profile](https://npiprofile.com/npi/1457301814) · Data from the CMS NPPES public registry.