ZACHARY PIERCE DO
NPI 1497497671
Internal Medicine in Tulsa, OK
About Zachary Pierce Do NPPES
Official registry information on file with the National Plan and Provider Enumeration System.
ZACHARY PIERCE DO (NPI 1497497671) is an individual internal medicine provider in Tulsa, Oklahoma, licensed in Oklahoma (8132) and active in the NPI registry since April 2022. He is enrolled in Medicare PECOS, is affiliated with Hillcrest Medical Center, and is a graduate of Other (2022).
NPPES Registry Identity
Specialties & Licenses
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 Pierce 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 Reassignment
Medicare enrollment records show Zachary Pierce reassigns Medicare billing to 1 organization. The organization bills Medicare for the services this provider delivers there.
Tulsa, OK 74104
- Reassigned Medicare billing, Oklahoma enrollment
- 210 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.
Hillcrest Medical Center
Acute Care Hospitals · Tulsa, OKPhysician Visit Costs CMS claims · ZIP area
Typical Medicare office-visit costs in the 74104 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.
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 Pierce's NPI number?
The NPI number for Zachary Pierce is 1497497671. It was assigned to this individual provider in the NPPES registry on April 8, 2022.
Where is Zachary Pierce located?
Zachary Pierce practices at 1120 S Utica Ave, Tulsa, OK 74104. The listed phone number is (918) 579-1000.
What is Zachary Pierce's specialty?
The primary specialty registered for this NPI is Internal Medicine with taxonomy code 207R00000X.
Is Zachary Pierce enrolled in Medicare?
Yes. Zachary Pierce 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 organization bills Medicare for Zachary Pierce's services?
According to the CMS Revalidation Reassignment List (October 2026 release), Zachary Pierce reassigns Medicare benefits to Tulsa Hospital Medicine Physicians Group, LLC (Tulsa, OK). The 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 Pierce's services. Reassignment records can lag staffing changes; confirm current arrangements with the organization.
What insurance does Zachary Pierce accept?
Health plans from Blue Cross and Blue Shield of Oklahoma list Zachary Pierce 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 Pierce affiliated with any hospitals?
According to CMS data, Zachary Pierce is affiliated with Hillcrest Medical Center.
When was this NPI record last updated?
The NPPES record for Zachary Pierce was last updated on June 26, 2025. NPI Profile syncs weekly with the NPPES registry data releases published by CMS. This NPI record was last updated 16 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.
# Zachary Pierce, DO · NPI 1497497671
Internal Medicine physician in Tulsa, Oklahoma. Individual provider, active in the CMS NPPES registry since April 8, 2022.
## Identity
- **NPI:** 1497497671 (Entity type: Individual)
- **Enumerated:** April 8, 2022
- **Primary specialty:** Internal Medicine · taxonomy 207R00000X
- **State license:** 8132 (Oklahoma)
- **Sole proprietor:** No
## Practice location
- **Address:** 1120 S UTICA AVE, Tulsa, OK 74104-4090
- **Phone:** (918) 579-1000
## 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:** Tulsa Hospital Medicine Physicians Group, LLC (NPI 1144982711, Tulsa, OK), under Medicare reassignment (form CMS-855R) · CMS Revalidation Reassignment List, October 2026 release
- **Medical school:** Other, class of 2022
## Record status
- **NPPES last updated:** June 26, 2025
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Source: [NPI Profile](https://npiprofile.com/npi/1497497671) · Data from the CMS NPPES public registry.