ZACHARY DANIEL ZANOWIAK M.D.
NPI 1548290505
Anesthesiology in Edmond, OK
About Zachary Daniel Zanowiak M.d. NPPES
Official registry information on file with the National Plan and Provider Enumeration System.
ZACHARY DANIEL ZANOWIAK M.D. (NPI 1548290505) is an individual anesthesiology provider in Edmond, Oklahoma, licensed in Oklahoma (22842) and active in the NPI registry since July 2006. He is enrolled in Medicare PECOS, is affiliated with Summit Medical Center, Llc, and is a graduate of University Of Oklahoma College Of Medicine (2002).
NPPES Registry Identity
Specialties & Licenses
Other Identifiers 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
Zachary Daniel Zanowiak M.d. 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 Zachary Zanowiak reassigns Medicare billing to 6 organizations. Each organization bills Medicare for the services this provider delivers there; the nearest is listed first.
Edmond, OK 73013
- Reassigned Medicare billing, Oklahoma enrollment
- 13 clinicians in this Medicare group
Edmond, OK 73013
- Reassigned Medicare billing, Oklahoma enrollment
- 82 clinicians in this Medicare group
Oklahoma City, OK 73104
- Reassigned Medicare billing, Oklahoma enrollment
- 8 clinicians in this Medicare group
Oklahoma City, OK 73102
- Reassigned Medicare billing, Oklahoma enrollment
- Medicare enrollment name: Anesthesia Scheduling Services, P.C.
- 63 clinicians in this Medicare group
Ardmore, OK 73401
- Reassigned Medicare billing, Oklahoma enrollment
- 28 clinicians in this Medicare group
Mooreland, OK 73852
- Reassigned Medicare billing, Oklahoma enrollment
- Also billed through NPI 1083617807 (Oklahoma)
- 62 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 3
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.
Summit Medical Center, LLC
Acute Care Hospitals · Edmond, OKOther Providers at the Same Location NPPES 20
Providers registered at the same practice address, or within the immediate area, according to the NPPES registry.
EDMOND, OK 73013
EDMOND, OK 73013
EDMOND, OK 73013
EDMOND, OK 73013
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 Zachary Zanowiak's NPI number?
The NPI number for Zachary Zanowiak is 1548290505. It was assigned to this individual provider in the NPPES registry on July 4, 2006.
Where is Zachary Zanowiak located?
Zachary Zanowiak practices at 1800 Renaissance Blvd, Edmond, OK 73013. The listed phone number is (405) 359-2400.
What is Zachary Zanowiak's specialty?
The primary specialty registered for this NPI is Anesthesiology with taxonomy code 207L00000X.
Is Zachary Zanowiak enrolled in Medicare?
Yes. Zachary Zanowiak 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 Zachary Zanowiak's services?
According to the CMS Revalidation Reassignment List (October 2026 release), Zachary Zanowiak reassigns Medicare benefits to 6 organizations: Summit Medical Center Physicians, LLC (Edmond, OK), Hpi Physicians LLC (Edmond, OK), Group LLC (Oklahoma City, OK), Anesthesia Scheduling Services PC (Oklahoma City, OK), Great Plains Anesthesia, PLLC (Ardmore, 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 Zachary Zanowiak's services. Reassignment records can lag staffing changes; confirm current arrangements with the organization.
What insurance does Zachary Zanowiak accept?
Health plans from Ambetter Health, Ambetter from Arkansas Health & Wellness, Ambetter from Sunflower Health Plan, Ambetter from Superior HealthPlan and Ambetter of Oklahoma and 3 other insurers list Zachary Zanowiak 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 Zachary Zanowiak affiliated with any hospitals?
According to CMS data, Zachary Zanowiak is affiliated with Summit Medical Center, LLC.
When was this NPI record last updated?
The NPPES record for Zachary Zanowiak was last updated on October 17, 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.
# Zachary Daniel Zanowiak, M.D. · NPI 1548290505
Anesthesiology physician in Edmond, Oklahoma. Individual provider, active in the CMS NPPES registry since July 4, 2006.
## Identity
- **NPI:** 1548290505 (Entity type: Individual)
- **Enumerated:** July 4, 2006
- **Primary specialty:** Anesthesiology · taxonomy 207L00000X
- **State license:** 22842 (Oklahoma)
- **Sole proprietor:** No
## Practice location
- **Address:** 1800 RENAISSANCE BLVD, Edmond, OK 73013-3023
- **Phone:** (405) 359-2400 · **Fax:** (405) 948-6507
## 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): Summit Medical Center Physicians, LLC (NPI 1336554567, Edmond, OK); Hpi Physicians LLC (NPI 1205152600, Edmond, OK); Group LLC (NPI 1881039014, Oklahoma City, OK); Anesthesia Scheduling Services PC (NPI 1285601187, Oklahoma City, OK); Great Plains Anesthesia, PLLC (NPI 1285020362, Ardmore, OK); and 1 more · CMS Revalidation Reassignment List, October 2026 release
- **Medical school:** University Of Oklahoma College Of Medicine, class of 2002
## Record status
- **NPPES last updated:** October 17, 2023
- **Other identifiers:** Medicaid 200087760A (OK); Other 731451967001
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Source: [NPI Profile](https://npiprofile.com/npi/1548290505) · Data from the CMS NPPES public registry.