DAVID ALEXANDER ORBAN DO
NPI 1033806971
Emergency Medicine in Oklahoma City, OK
About David Alexander Orban Do NPPES
Official registry information on file with the National Plan and Provider Enumeration System.
DAVID ALEXANDER ORBAN DO (NPI 1033806971) is an individual emergency medicine provider in Oklahoma City, Oklahoma, licensed in Oklahoma (0628R) and active in the NPI registry since April 2023. He is enrolled in Medicare PECOS, is affiliated with Grady Memorial Hospital, and maintains 2 additional practice locations.
NPPES Registry Identity
Specialties & Licenses 2
Secondary Practice Locations 2
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
David Alexander Orban 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
4Medicare enrollment records show David Orban reassigns Medicare billing to 4 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
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
Stillwater, OK 74074
- Reassigned Medicare billing, Oklahoma enrollment
- 298 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 2
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.
Grady Memorial Hospital
Acute Care Hospitals · Chickasha, 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 David Orban's NPI number?
The NPI number for David Orban is 1033806971. It was assigned to this individual provider in the NPPES registry on April 20, 2023.
Where is David Orban located?
David Orban practices at 4401 S Western Ave, Oklahoma City, OK 73109. The listed phone number is (405) 636-7000.
What is David Orban's specialty?
The primary specialty registered for this NPI is Emergency Medicine with taxonomy code 207P00000X.
Is David Orban enrolled in Medicare?
Yes. David Orban 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 David Orban's services?
According to the CMS Revalidation Reassignment List (October 2026 release), David Orban reassigns Medicare benefits to 4 organizations: Emergency Physicians Of Mid-America, P.C. (Oklahoma City, OK), Emergency Services Of Oklahoma PC (Norman, OK), Grady Memorial Hospital (Tuttle, OK) and South Central Emergency Services PC (Stillwater, OK). 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 David Orban's services. Reassignment records can lag staffing changes; confirm current arrangements with the organization.
Is David Orban affiliated with any hospitals?
According to CMS data, David Orban is affiliated with Grady Memorial Hospital.
When was this NPI record last updated?
The NPPES record for David Orban was last updated on March 23, 2026. NPI Profile syncs weekly with the NPPES registry data releases published by CMS. This NPI record was last updated 7 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.
# David Alexander Orban, DO · NPI 1033806971
Emergency Medicine physician in Oklahoma City, Oklahoma. Individual provider, active in the CMS NPPES registry since April 20, 2023.
## Identity
- **NPI:** 1033806971 (Entity type: Individual)
- **Enumerated:** April 20, 2023
- **Primary specialty:** Emergency Medicine · taxonomy 207P00000X
- **State license:** 0628R (Oklahoma)
- **Sole proprietor:** Yes
## Practice location
- **Address:** 4401 S WESTERN AVE, Oklahoma City, OK 73109-3413
- **Phone:** (405) 636-7000
## 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:** 4 organizations under Medicare reassignment (form CMS-855R): Emergency Physicians Of Mid-America, P.C. (NPI 1063825297, Oklahoma City, OK); Emergency Services Of Oklahoma PC (NPI 1215249891, Norman, OK); Grady Memorial Hospital (NPI 1750715439, Tuttle, OK); South Central Emergency Services PC (NPI 1558663724, Stillwater, OK) · CMS Revalidation Reassignment List, October 2026 release
- **Medical school:** Rocky Vista University College Of Osteopathic Med, class of 2023
## Record status
- **NPPES last updated:** March 23, 2026
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Source: [NPI Profile](https://npiprofile.com/npi/1033806971) · Data from the CMS NPPES public registry.