BRET ALLEN WATERS CRNA
NPI 1740415074
Nurse Anesthetist, Certified Registered in Biloxi, MS
About Bret Allen Waters Crna NPPES
Official registry information on file with the National Plan and Provider Enumeration System.
BRET ALLEN WATERS CRNA (NPI 1740415074) is an individual nurse anesthetist, certified registered in Biloxi, Mississippi, licensed in Mississippi (R864600) and active in the NPI registry since May 2009. He is enrolled in Medicare PECOS, is affiliated with Memorial Hospital At Gulfport, and is a graduate of Other (2008).
NPPES Registry Identity
Specialties & Licenses
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
Bret Allen Waters 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 Bret Waters reassigns Medicare billing to 6 organizations. Each organization bills Medicare for the services this provider delivers there; the nearest is listed first.
Biloxi, MS 39532
- Reassigned Medicare billing, Mississippi enrollment
- 731 clinicians in this Medicare group
Ocean Springs, MS 39564
- Reassigned Medicare billing, Mississippi enrollment
- Also billed through NPI 1740918937 (Mississippi)
- 450 clinicians in this Medicare group
Gulfport, MS 39503
- Reassigned Medicare billing, Mississippi enrollment
- Also billed through NPI 1780312504 (Mississippi)
- 298 clinicians in this Medicare group
Gulfport, MS 39501
- Reassigned Medicare billing, Mississippi enrollment
- 11 clinicians in this Medicare group
Gulfport, MS 39501
- Reassigned Medicare billing, Mississippi enrollment
- 76 clinicians in this Medicare group
Gulfport, MS 39503
- Reassigned Medicare billing, Mississippi enrollment
- 17 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
Hospitals where this provider delivers care, identified from recent Medicare claims and place-of-service records.
Memorial Hospital At Gulfport
Acute Care Hospitals · Gulfport, MSPhysician Visit Costs CMS claims · ZIP area
Typical Medicare office-visit costs in the 39534 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.
KEESLER AFB, MS 39534
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 Bret Waters's NPI number?
The NPI number for Bret Waters is 1740415074. It was assigned to this individual provider in the NPPES registry on May 15, 2009.
Where is Bret Waters located?
Bret Waters practices at 301 Fisher St, Biloxi, MS 39534. The listed phone number is (228) 376-6017.
What is Bret Waters's specialty?
The primary specialty registered for this NPI is Nurse Anesthetist, Certified Registered with taxonomy code 367500000X.
Is Bret Waters enrolled in Medicare?
Yes. Bret Waters 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 Bret Waters's services?
According to the CMS Revalidation Reassignment List (October 2026 release), Bret Waters reassigns Medicare benefits to 6 organizations: Memorial Hospital At Gulfport (Biloxi, MS), Singing River Health System (Ocean Springs, MS), Singing River Gulfport (Gulfport, MS), Coastal Anesthesia Service PA (Gulfport, MS), Etas, PLLC (Gulfport, MS) 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 Bret Waters's services. Reassignment records can lag staffing changes; confirm current arrangements with the organization.
What insurance does Bret Waters accept?
Health plans from Ambetter Health, Ambetter from Arkansas Health & Wellness, Ambetter from Louisiana Healthcare Connections, Ambetter of Alabama and Ambetter of Tennessee and 1 other insurer list Bret Waters 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 Bret Waters affiliated with any hospitals?
According to CMS data, Bret Waters is affiliated with Memorial Hospital At Gulfport.
When was this NPI record last updated?
The NPPES record for Bret Waters was last updated on May 15, 2009. NPI Profile syncs weekly with the NPPES registry data releases published by CMS. This NPI record was last updated 17 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.
# Bret Allen Waters, CRNA · NPI 1740415074
Nurse Anesthetist, Certified Registered physician in Biloxi, Mississippi. Individual provider, active in the CMS NPPES registry since May 15, 2009.
## Identity
- **NPI:** 1740415074 (Entity type: Individual)
- **Enumerated:** May 15, 2009
- **Primary specialty:** Nurse Anesthetist, Certified Registered · taxonomy 367500000X
- **State license:** R864600 (Mississippi)
- **Sole proprietor:** No
## Practice location
- **Address:** 301 FISHER ST, Biloxi, MS 39534-2508
- **Phone:** (228) 376-6017
## 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): Memorial Hospital At Gulfport (NPI 1609203173, Biloxi, MS); Singing River Health System (NPI 1053528109, Ocean Springs, MS); Singing River Gulfport (NPI 1861010159, Gulfport, MS); Coastal Anesthesia Service PA (NPI 1255971016, Gulfport, MS); Etas, PLLC (NPI 1679259360, Gulfport, MS); and 1 more · CMS Revalidation Reassignment List, October 2026 release
- **Medical school:** Other, class of 2008
## Record status
- **NPPES last updated:** May 15, 2009
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Source: [NPI Profile](https://npiprofile.com/npi/1740415074) · Data from the CMS NPPES public registry.