OZARK ANESTHESIA ASSOCIATES, INC.
NPI 1831109586
Anesthesiology in Springfield, MO
About Ozark Anesthesia Associates, Inc. NPPES
Official registry information on file with the National Plan and Provider Enumeration System.
OZARK ANESTHESIA ASSOCIATES, INC. (NPI 1831109586) is a healthcare organization registered as an anesthesiology in Springfield, Missouri and active in the NPI registry since August 2006. The organization lists Ladonna O'brien, Vice President, as its authorized official.
NPPES Registry Identity
Specialties & Licenses
Group Practice 1
Accepted Insurance
Medicare Participation & PECOS CMS
Medicare enrollment and the clinicians who bill Medicare through this organization, from CMS.
Medicare Enrollment Status
Enrolled in Medicare (PECOS)
Ozark Anesthesia Associates, Inc. is registered in the CMS Provider Enrollment, Chain and Ownership System (PECOS).
Clinicians Billing Medicare Through This Organization
145Medicare enrollment records show 145 clinicians reassign Medicare billing to Ozark Anesthesia Associates, Inc., which bills Medicare for the services they deliver. Of these, 14 practice at this address and 85 within 10 miles. Listed here are the 20 practicing nearest to this location.
Clinicians by Medicare Specialty 4
Nearest to this location (20)
See all 145Source: CMS Revalidation Reassignment List, October 2026 release. Reassignment records can lag staffing changes; confirm a current affiliation with the organization.
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 Ozark Anesthesia Associates, Inc.'s NPI number?
The NPI number for Ozark Anesthesia Associates, Inc. is 1831109586. It was assigned to this organization in the NPPES registry on August 8, 2006.
Where is Ozark Anesthesia Associates, Inc. located?
Ozark Anesthesia Associates, Inc. is located at 1000 E Primrose St Ste 520, Springfield, MO 65807. The listed phone number is (417) 269-4550.
What is Ozark Anesthesia Associates, Inc.'s specialty?
The primary specialty registered for this NPI is Anesthesiology with taxonomy code 207L00000X.
Is Ozark Anesthesia Associates, Inc. enrolled in Medicare?
Yes. Ozark Anesthesia Associates, Inc. is registered in the Medicare PECOS enrollment system.
How many clinicians bill Medicare through Ozark Anesthesia Associates, Inc.?
According to the CMS Revalidation Reassignment List (October 2026 release), 145 clinicians in 4 Medicare specialties reassign their Medicare billing to Ozark Anesthesia Associates, Inc.. A 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 the clinician's services. The largest specialties are Anesthesiology Assistant (62), Certified Registered Nurse Anesthetist (CRNA) (43) and Anesthesiology (39). Of these, 14 practice at this address and 85 within 10 miles. Reassignment records can lag staffing changes; confirm a current affiliation with the organization.
What insurance does Ozark Anesthesia Associates, Inc. accept?
Health plans from Anthem Blue Cross and Blue Shield list Ozark Anesthesia Associates, Inc. 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.
When was this NPI record last updated?
The NPPES record for Ozark Anesthesia Associates, Inc. was last updated on July 28, 2010. NPI Profile syncs weekly with the NPPES registry data releases published by CMS. This NPI record was last updated 16 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.
# Ozark Anesthesia Associates, Inc. · NPI 1831109586
Anesthesiology organization in Springfield, Missouri. Organization record, active in the CMS NPPES registry since August 8, 2006.
## Identity
- **NPI:** 1831109586 (Entity type: Organization)
- **Enumerated:** August 8, 2006
- **Primary specialty:** Anesthesiology · taxonomy 207L00000X
- **Organization subpart:** No
- **Authorized official:** Ladonna O'brien, VICE PRESIDENT
## Practice location
- **Address:** 1000 E PRIMROSE ST STE 520, Springfield, MO 65807-5180
- **Phone:** (417) 269-4550
## Medicare
- **Medicare:** Enrolled in Medicare (PECOS)
- **Clinicians billing through this organization:** 145 clinicians in 4 Medicare specialties reassign Medicare billing to this organization (form CMS-855R); largest: Anesthesiology Assistant (62), Certified Registered Nurse Anesthetist (CRNA) (43), Anesthesiology (39); 14 practice at this address and 85 within 10 miles; [full list](https://npiprofile.com/npi/1831109586/clinicians) · CMS Revalidation Reassignment List, October 2026 release
## Record status
- **NPPES last updated:** July 28, 2010
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Source: [NPI Profile](https://npiprofile.com/npi/1831109586) · Data from the CMS NPPES public registry.