BRANDON MATTHEW POSTOAK DO
NPI 1952979767
Emergency Medicine in Oklahoma City, OK
About Brandon Matthew Postoak Do NPPES
Official registry information on file with the National Plan and Provider Enumeration System.
BRANDON MATTHEW POSTOAK DO (NPI 1952979767) is an individual emergency medicine provider in Oklahoma City, Oklahoma, licensed in Oklahoma (0579R) and active in the NPI registry since June 2021. He is enrolled in Medicare PECOS, is affiliated with Mercy Hospital Ada, and is a graduate of Oklahoma State University College Of Osteopathic Medicine (2022).
NPPES Registry Identity
Specialties & Licenses 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
Brandon Matthew Postoak Do 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
8Medicare enrollment records show Brandon Postoak reassigns Medicare billing to 8 organizations. Each organization bills Medicare for the services this provider delivers there; the nearest is listed first.
Oklahoma City, OK 73102
- Reassigned Medicare billing, Oklahoma enrollment
- Medicare enrollment name: Emergency Physicians Of Mid-America PC
- 310 clinicians in this Medicare group
Oklahoma City, OK 73120
- Reassigned Medicare billing, Oklahoma enrollment
- 975 clinicians in this Medicare group
Norman, OK 73071
- Reassigned Medicare billing, Oklahoma enrollment
- 418 clinicians in this Medicare group
Tuttle, OK 73089
- Reassigned Medicare billing, Oklahoma enrollment
- 97 clinicians in this Medicare group
Purcell, OK 73080
- Reassigned Medicare billing, Texas enrollment
- Medicare enrollment name: Chickasaw Nation Division Of Health Chickasaw Nation Medical Center
- 324 clinicians in this Medicare group
Stillwater, OK 74074
- Reassigned Medicare billing, Oklahoma enrollment
- 298 clinicians in this Medicare group
Okemah, OK 74859
- Reassigned Medicare billing, Texas enrollment
- 655 clinicians in this Medicare group
Mcalester, OK 74501
- Reassigned Medicare billing, Oklahoma enrollment
- 59 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 5
Hospitals where this provider delivers care, identified from recent Medicare claims and place-of-service records.
Mercy Hospital Ada
Acute Care Hospitals · Ada, OKMercy Hospital Ardmore, Inc
Acute Care Hospitals · Ardmore, OKSsm Health St Anthony Hospital - Shawnee
Acute Care Hospitals · Shawnee, OKChickasaw Nation Medical Center
Acute Care Hospitals · Ada, OKCreek Nation Community Hospital
Critical Access Hospitals · Okemah, OKPhysician Visit Costs CMS claims · ZIP area
Typical Medicare office-visit costs in the 73109 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.
OKLAHOMA CITY, OK 73109
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 Brandon Postoak's NPI number?
The NPI number for Brandon Postoak is 1952979767. It was assigned to this individual provider in the NPPES registry on June 16, 2021.
Where is Brandon Postoak located?
Brandon Postoak practices at 4401 S Western Ave, Oklahoma City, OK 73109. The listed phone number is (405) 636-7195.
What is Brandon Postoak's specialty?
The primary specialty registered for this NPI is Emergency Medicine with taxonomy code 207P00000X.
Is Brandon Postoak enrolled in Medicare?
Yes. Brandon Postoak 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 Brandon Postoak's services?
According to the CMS Revalidation Reassignment List (October 2026 release), Brandon Postoak reassigns Medicare benefits to 8 organizations: Emergency Physicians Of Mid-America, P.C. (Oklahoma City, OK), Mercy Clinic Oklahoma Communities (Oklahoma City, OK), Emergency Services Of Oklahoma PC (Norman, OK), Grady Memorial Hospital (Tuttle, OK), Chickasaw Nation Division Of Health (Purcell, OK) and 3 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 Brandon Postoak's services. Reassignment records can lag staffing changes; confirm current arrangements with the organization.
What insurance does Brandon Postoak accept?
Health plans from Blue Cross and Blue Shield of Oklahoma and Oscar Insurance Company list Brandon Postoak 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 Brandon Postoak affiliated with any hospitals?
According to CMS data, Brandon Postoak is affiliated with Mercy Hospital Ada, Mercy Hospital Ardmore, Inc, Ssm Health St Anthony Hospital - Shawnee, Chickasaw Nation Medical Center and Creek Nation Community Hospital.
When was this NPI record last updated?
The NPPES record for Brandon Postoak was last updated on August 18, 2023. NPI Profile syncs weekly with the NPPES registry data releases published by CMS. This NPI record was last updated 3 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.
# Brandon Matthew Postoak, DO · NPI 1952979767
Emergency Medicine physician in Oklahoma City, Oklahoma. Individual provider, active in the CMS NPPES registry since June 16, 2021.
## Identity
- **NPI:** 1952979767 (Entity type: Individual)
- **Enumerated:** June 16, 2021
- **Primary specialty:** Emergency Medicine · taxonomy 207P00000X
- **State license:** 0579R (Oklahoma)
- **Sole proprietor:** No
## Practice location
- **Address:** 4401 S WESTERN AVE, Oklahoma City, OK 73109-3413
- **Phone:** (405) 636-7195
## 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:** 8 organizations under Medicare reassignment (form CMS-855R): Emergency Physicians Of Mid-America, P.C. (NPI 1063825297, Oklahoma City, OK); Mercy Clinic Oklahoma Communities (NPI 1386874550, Oklahoma City, OK); Emergency Services Of Oklahoma PC (NPI 1215249891, Norman, OK); Grady Memorial Hospital (NPI 1750715439, Tuttle, OK); Chickasaw Nation Division Of Health (NPI 1982764395, Purcell, OK); and 3 more · CMS Revalidation Reassignment List, October 2026 release
- **Medical school:** Oklahoma State University College Of Osteopathic Medicine, class of 2022
## Record status
- **NPPES last updated:** August 18, 2023
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Source: [NPI Profile](https://npiprofile.com/npi/1952979767) · Data from the CMS NPPES public registry.