BRENT DUFFIELD CRNA
NPI 1013439611
Nurse Anesthetist, Certified Registered in San Antonio, TX
About Brent Duffield Crna NPPES
Official registry information on file with the National Plan and Provider Enumeration System.
BRENT DUFFIELD CRNA (NPI 1013439611) is an individual nurse anesthetist, certified registered in San Antonio, Texas, licensed in Texas (AP142939) and active in the NPI registry since July 2017. He is affiliated with University Health System, maintains a secondary practice location in San Antonio, and is a graduate of Other (2019).
NPPES Registry Identity
Specialties & Licenses
Secondary Practice Location 1
Other Identifiers 1
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
Brent Duffield 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
10Medicare enrollment records show Brent Duffield reassigns Medicare billing to 10 organizations. Each organization bills Medicare for the services this provider delivers there; the nearest is listed first.
San Antonio, TX 78207
- Reassigned Medicare billing, Texas enrollment
- 1,129 clinicians in this Medicare group
San Antonio, TX 78229
- Reassigned Medicare billing, Texas enrollment
- 2,397 clinicians in this Medicare group
San Antonio, TX 78258
- Reassigned Medicare billing, Texas enrollment
- 2 clinicians in this Medicare group
San Antonio, TX 78258
- Reassigned Medicare billing, Texas enrollment
- 144 clinicians in this Medicare group
Seguin, TX 78155
- Reassigned Medicare billing, Texas enrollment
- 38 clinicians in this Medicare group
Houston, TX 77042
- Reassigned Medicare billing, Texas enrollment
- Medicare enrollment name: U S Anesthesia Partners Of Texas, PA
- 3,804 clinicians in this Medicare group
Webster, TX 77598
- Reassigned Medicare billing, Texas enrollment
- 710 clinicians in this Medicare group
Fort Worth, TX 76109
- Reassigned Medicare billing, Texas enrollment
- 1,612 clinicians in this Medicare group
New Iberia, LA 70563
- Reassigned Medicare billing, Texas enrollment
- 282 clinicians in this Medicare group
Pensacola, FL 32502
- Reassigned Medicare billing, Texas enrollment
- 432 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.
University Health System
Acute Care Hospitals · San Antonio, TXPhysician Visit Costs CMS claims · ZIP area
Typical Medicare office-visit costs in the 78234 ZIP code area, from fee-for-service claims. These are area statistics, not this provider’s prices; actual charges vary by service and coverage.
Medicare 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.
FORT SAM HOUSTON, TX 78234
FORT SAM HOUSTON, TX 78234
FORT SAM HOUSTON, TX 78234
FORT SAM HOUSTON, TX 78234
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 Brent Duffield's NPI number?
The NPI number for Brent Duffield is 1013439611. It was assigned to this individual provider in the NPPES registry on July 14, 2017.
Where is Brent Duffield located?
Brent Duffield practices at 3551 Roger Brooke Dr, San Antonio, TX 78234. The listed phone number is (210) 916-9100.
What is Brent Duffield's specialty?
The primary specialty registered for this NPI is Nurse Anesthetist, Certified Registered with taxonomy code 367500000X.
Is Brent Duffield enrolled in Medicare?
Yes. Brent Duffield 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 Brent Duffield's services?
According to the CMS Revalidation Reassignment List (October 2026 release), Brent Duffield reassigns Medicare benefits to 10 organizations: Community Medicine Associates (San Antonio, TX), University Of Texas Health Science Center At San Antonio (San Antonio, TX), Koalat Anesthesia PLLC (San Antonio, TX), Lone Star Anesthesia Partners PLLC (San Antonio, TX), Anesthesia Associates Of Seguin PLLC (Seguin, TX) and 5 more organizations, 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 Brent Duffield's services. Reassignment records can lag staffing changes; confirm current arrangements with the organization.
What insurance does Brent Duffield accept?
Health plans from Baylor Scott and White Health Plan, Blue Cross and Blue Shield of Texas, CHRISTUS Health Plan, Community First and Imperial Insurance Companies, Inc. and 1 other insurer list Brent Duffield 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 Brent Duffield affiliated with any hospitals?
According to CMS data, Brent Duffield is affiliated with University Health System.
When was this NPI record last updated?
The NPPES record for Brent Duffield was last updated on April 2, 2024. NPI Profile syncs weekly with the NPPES registry data releases published by CMS. This NPI record was last updated 2 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.
# Brent Duffield, CRNA · NPI 1013439611
Nurse Anesthetist, Certified Registered physician in San Antonio, Texas. Individual provider, active in the CMS NPPES registry since July 14, 2017.
## Identity
- **NPI:** 1013439611 (Entity type: Individual)
- **Enumerated:** July 14, 2017
- **Primary specialty:** Nurse Anesthetist, Certified Registered · taxonomy 367500000X
- **State license:** AP142939 (Texas)
- **Sole proprietor:** No
## Practice location
- **Address:** 3551 ROGER BROOKE DR, San Antonio, TX 78234-4504
- **Phone:** (210) 916-9100
## Medicare
- **Medicare:** Enrolled (PECOS); accepts Medicare assignment
- **Bills Medicare through:** 10 organizations under Medicare reassignment (form CMS-855R): Community Medicine Associates (NPI 1245313329, San Antonio, TX); University Of Texas Health Science Center At San Antonio (NPI 1396717989, San Antonio, TX); Koalat Anesthesia PLLC (NPI 1003523192, San Antonio, TX); Lone Star Anesthesia Partners PLLC (NPI 1124760996, San Antonio, TX); Anesthesia Associates Of Seguin PLLC (NPI 1265458673, Seguin, TX); and 5 more · CMS Revalidation Reassignment List, October 2026 release
- **Medical school:** Other, class of 2019
## Record status
- **NPPES last updated:** April 2, 2024
- **Other identifiers:** Medicaid 1013439611 (TX)
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Source: [NPI Profile](https://npiprofile.com/npi/1013439611) · Data from the CMS NPPES public registry.