STEPHEN PHILIP ZRENDA DO
NPI 1457744211
Family Medicine in Yukon, OK
About Stephen Philip Zrenda Do NPPES
Official registry information on file with the National Plan and Provider Enumeration System.
STEPHEN PHILIP ZRENDA DO (NPI 1457744211) is an individual family medicine provider in Yukon, Oklahoma, licensed in Oklahoma (6076) and active in the NPI registry since March 2015. He is enrolled in Medicare PECOS, is affiliated with Integris Bass Baptist Health Center, and maintains 5 additional practice locations.
NPPES Registry Identity
Specialties & Licenses 2
Secondary Practice Locations 5
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
Stephen Philip Zrenda 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
6Medicare enrollment records show Stephen Zrenda reassigns Medicare billing to 6 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 73104
- Reassigned Medicare billing, Oklahoma enrollment
- 1,795 clinicians in this Medicare group
Oklahoma City, OK 73114
- Reassigned Medicare billing, Oklahoma enrollment
Norman, OK 73071
- Reassigned Medicare billing, Oklahoma enrollment
- 418 clinicians in this Medicare group
Stillwater, OK 74074
- Reassigned Medicare billing, Oklahoma enrollment
- 298 clinicians in this Medicare group
Woodward, OK 73801
- Reassigned Medicare billing, Oklahoma enrollment
- 29 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 5
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 4
Hospitals where this provider delivers care, identified from recent Medicare claims and place-of-service records.
Integris Bass Baptist Health Center
Acute Care Hospitals · Enid, OKSsm Health St Anthony Hospital - Oklahoma City
Acute Care Hospitals · Oklahoma City, OKO U Medical Center
Acute Care Hospitals · Oklahoma City, OKIntegris Community Hospital - Council Crossing
Acute Care Hospitals · Oklahoma City, OKPhysician Visit Costs CMS claims · ZIP area
Typical Medicare office-visit costs in the 73099 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 11
Providers registered at the same practice address, or within the immediate area, according to the NPPES registry.
YUKON, OK 73099
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 Stephen Zrenda's NPI number?
The NPI number for Stephen Zrenda is 1457744211. It was assigned to this individual provider in the NPPES registry on March 17, 2015.
Where is Stephen Zrenda located?
Stephen Zrenda practices at 709 N Czech Hall Rd, Yukon, OK 73099. The listed phone number is (405) 494-8600.
What is Stephen Zrenda's specialty?
The primary specialty registered for this NPI is Family Medicine with taxonomy code 207Q00000X.
Is Stephen Zrenda enrolled in Medicare?
Yes. Stephen Zrenda 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 Stephen Zrenda's services?
According to the CMS Revalidation Reassignment List (October 2026 release), Stephen Zrenda reassigns Medicare benefits to 6 organizations: Emergency Physicians Of Mid-America, P.C. (Oklahoma City, OK), Ou Health Partners, Inc (Oklahoma City, OK), Core Primary Care Partners LLC (Oklahoma City, OK), Emergency Services Of Oklahoma PC (Norman, OK), South Central Emergency Services PC (Stillwater, OK) 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 Stephen Zrenda's services. Reassignment records can lag staffing changes; confirm current arrangements with the organization.
What insurance does Stephen Zrenda accept?
Health plans from Blue Cross and Blue Shield of Oklahoma list Stephen Zrenda 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 Stephen Zrenda affiliated with any hospitals?
According to CMS data, Stephen Zrenda is affiliated with Integris Bass Baptist Health Center, Ssm Health St Anthony Hospital - Oklahoma City, O U Medical Center and Integris Community Hospital - Council Crossing.
When was this NPI record last updated?
The NPPES record for Stephen Zrenda was last updated on March 16, 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.
# Stephen Philip Zrenda, DO · NPI 1457744211
Family Medicine physician in Yukon, Oklahoma. Individual provider, active in the CMS NPPES registry since March 17, 2015.
## Identity
- **NPI:** 1457744211 (Entity type: Individual)
- **Enumerated:** March 17, 2015
- **Primary specialty:** Family Medicine · taxonomy 207Q00000X
- **State license:** 6076 (Oklahoma)
- **Sole proprietor:** No
## Practice location
- **Address:** 709 N CZECH HALL RD, Yukon, OK 73099-7897
- **Phone:** (405) 494-8600 · **Fax:** (405) 494-8567
## 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:** 6 organizations under Medicare reassignment (form CMS-855R): Emergency Physicians Of Mid-America, P.C. (NPI 1063825297, Oklahoma City, OK); Ou Health Partners, Inc (NPI 1528642642, Oklahoma City, OK); Core Primary Care Partners LLC (NPI 1023970712, Oklahoma City, OK); Emergency Services Of Oklahoma PC (NPI 1215249891, Norman, OK); South Central Emergency Services PC (NPI 1558663724, Stillwater, OK); and 1 more · CMS Revalidation Reassignment List, October 2026 release
- **Medical school:** Arizona College Of Osteopathic Medicine Mid Western University, class of 2015
## Record status
- **NPPES last updated:** March 16, 2026
- **Other identifiers:** Medicaid 390200000X (OK)
---
Source: [NPI Profile](https://npiprofile.com/npi/1457744211) · Data from the CMS NPPES public registry.