DERRICK ANTONIAK M.D.
NPI 1972864114
Internal Medicine - Gastroenterology in Omaha, NE
About Derrick Antoniak M.d. NPPES
Official registry information on file with the National Plan and Provider Enumeration System.
DERRICK ANTONIAK M.D. (NPI 1972864114) is an individual gastroenterology provider in Omaha, Nebraska, licensed in Nebraska (27807) and active in the NPI registry since June 2012. He is enrolled in Medicare PECOS, is affiliated with The Nebraska Medical Center, and maintains a secondary practice location in Omaha.
NPPES Registry Identity
Specialties & Licenses 2
Secondary Practice Location 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
Derrick Antoniak 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 Reassignment
Medicare enrollment records show Derrick Antoniak reassigns Medicare billing to 1 organization. The organization bills Medicare for the services this provider delivers there.
Omaha, NE 68198
- Reassigned Medicare billing, Nebraska enrollment
- 2,154 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 2
Hospitals where this provider delivers care, identified from recent Medicare claims and place-of-service records.
The Nebraska Medical Center
Acute Care Hospitals · Omaha, NEBellevue Medical Center, LLC
Acute Care Hospitals · Bellevue, NEPhysician Visit Costs CMS claims · ZIP area
Typical Medicare office-visit costs in the 68198 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.
OMAHA, NE 68198
OMAHA, NE 68198
OMAHA, NE 68198
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 Derrick Antoniak's NPI number?
The NPI number for Derrick Antoniak is 1972864114. It was assigned to this individual provider in the NPPES registry on June 5, 2012.
Where is Derrick Antoniak located?
Derrick Antoniak practices at Emile @ 42nd St, Omaha, NE 68198. The listed phone number is (402) 552-6731.
What is Derrick Antoniak's specialty?
The primary specialty registered for this NPI is Internal Medicine, specializing in Gastroenterology, with taxonomy code 207RG0100X.
Is Derrick Antoniak enrolled in Medicare?
Yes. Derrick Antoniak 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 Derrick Antoniak's services?
According to the CMS Revalidation Reassignment List (October 2026 release), Derrick Antoniak reassigns Medicare benefits to Unmc Physicians (Omaha, NE). 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 Derrick Antoniak's services. Reassignment records can lag staffing changes; confirm current arrangements with the organization.
What insurance does Derrick Antoniak accept?
Health plans from Wellmark Health Plan of Iowa, Inc. list Derrick Antoniak 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 Derrick Antoniak affiliated with any hospitals?
According to CMS data, Derrick Antoniak is affiliated with The Nebraska Medical Center and Bellevue Medical Center, LLC.
When was this NPI record last updated?
The NPPES record for Derrick Antoniak was last updated on March 31, 2026. NPI Profile syncs weekly with the NPPES registry data releases published by CMS. This NPI record was last updated 6 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.
# Derrick Antoniak, M.D. · NPI 1972864114
Gastroenterology physician in Omaha, Nebraska. Individual provider, active in the CMS NPPES registry since June 5, 2012.
## Identity
- **NPI:** 1972864114 (Entity type: Individual)
- **Enumerated:** June 5, 2012
- **Primary specialty:** Internal Medicine - Gastroenterology · taxonomy 207RG0100X
- **State license:** 27807 (Nebraska)
- **Sole proprietor:** No
## Practice location
- **Address:** EMILE @ 42ND ST, Omaha, NE 68198-3003
- **Phone:** (402) 552-6731 · **Fax:** (402) 552-6730
## 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:** Unmc Physicians (NPI 1417912114, Omaha, NE), under Medicare reassignment (form CMS-855R) · CMS Revalidation Reassignment List, October 2026 release
- **Medical school:** Other, class of 2012
## Record status
- **NPPES last updated:** March 31, 2026
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Source: [NPI Profile](https://npiprofile.com/npi/1972864114) · Data from the CMS NPPES public registry.