JOSEPH GRIFFIN ORR CRNA
NPI 1275428336
Nurse Anesthetist, Certified Registered in Flowood, MS
About Joseph Griffin Orr Crna NPPES
Official registry information on file with the National Plan and Provider Enumeration System.
JOSEPH GRIFFIN ORR CRNA (NPI 1275428336) is an individual nurse anesthetist, certified registered in Flowood, Mississippi, licensed in Mississippi (155115) and active in the NPI registry since June 2025. He is enrolled in Medicare PECOS, is affiliated with Merit Health River Oaks, and maintains 2 additional practice locations.
NPPES Registry Identity
Specialties & Licenses
Other Names 1
Secondary Practice Locations 2
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
Joseph Griffin Orr 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 Joseph Orr reassigns Medicare billing to 1 organization. The organization bills Medicare for the services this provider delivers there.
Jackson, MS 39208
- Reassigned Medicare billing, Mississippi enrollment
- 154 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.
Hospital Affiliations CMS Care Compare
Hospitals where this provider delivers care, identified from recent Medicare claims and place-of-service records.
Merit Health River Oaks
Acute Care Hospitals · Flowood, MSPhysician Visit Costs CMS claims · ZIP area
Typical Medicare office-visit costs in the 39232 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.
FLOWOOD, MS 39232
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 Joseph Orr's NPI number?
The NPI number for Joseph Orr is 1275428336. It was assigned to this individual provider in the NPPES registry on June 10, 2025. The provider is also known as J. Griffin Orr Crna.
Where is Joseph Orr located?
Joseph Orr practices at 1030 River Oaks Dr, Flowood, MS 39232. The listed phone number is (601) 932-1030.
What is Joseph Orr's specialty?
The primary specialty registered for this NPI is Nurse Anesthetist, Certified Registered with taxonomy code 367500000X.
Is Joseph Orr enrolled in Medicare?
Yes. Joseph Orr 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 Joseph Orr's services?
According to the CMS Revalidation Reassignment List (October 2026 release), Joseph Orr reassigns Medicare benefits to Anesthesia Consultants PA (Jackson, MS). 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 Joseph Orr's services. Reassignment records can lag staffing changes; confirm current arrangements with the organization.
What insurance does Joseph Orr accept?
Health plans from Ambetter Health, Ambetter from Arkansas Health & Wellness, Ambetter from Louisiana Healthcare Connections, Ambetter of Alabama and Ambetter of Tennessee and 2 other insurers list Joseph Orr 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 Joseph Orr affiliated with any hospitals?
According to CMS data, Joseph Orr is affiliated with Merit Health River Oaks.
When was this NPI record last updated?
The NPPES record for Joseph Orr was last updated on June 10, 2025. NPI Profile syncs weekly with the NPPES registry data releases published by CMS. This NPI record was last updated 16 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.
# Joseph Griffin Orr, CRNA · NPI 1275428336
Nurse Anesthetist, Certified Registered physician in Flowood, Mississippi. Individual provider, active in the CMS NPPES registry since June 10, 2025.
## Identity
- **NPI:** 1275428336 (Entity type: Individual)
- **Enumerated:** June 10, 2025
- **Primary specialty:** Nurse Anesthetist, Certified Registered · taxonomy 367500000X
- **State license:** 155115 (Mississippi)
- **Sole proprietor:** No
## Practice location
- **Address:** 1030 RIVER OAKS DR, Flowood, MS 39232-9553
- **Phone:** (601) 932-1030
## Medicare
- **Medicare:** Enrolled (PECOS); accepts Medicare assignment
- **Ordering & referring:** eligible for Part B labs & imaging
- **Bills Medicare through:** Anesthesia Consultants PA (NPI 1750300836, Jackson, MS), under Medicare reassignment (form CMS-855R) · CMS Revalidation Reassignment List, October 2026 release
- **Medical school:** Other, class of 2025
## Record status
- **NPPES last updated:** June 10, 2025
---
Source: [NPI Profile](https://npiprofile.com/npi/1275428336) · Data from the CMS NPPES public registry.